module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    typedef enum reg [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t current_state, next_state;

    always @(posedge clk) begin
        if (reset)
            current_state <= A;
        else
            current_state <= next_state;
    end

    always @* begin
        case (current_state)
            A: begin
                if (w) next_state = B;
                else next_state = A;
                z = 0;
            end
            B: begin
                if (w) next_state = C;
                else next_state = D;
                z = 0;
            end
            C: begin
                if (w) next_state = E;
                else next_state = D;
                z = 0;
            end
            D: begin
                if (w) next_state = F;
                else next_state = A;
                z = 0;
            end
            E: begin
                if (w) next_state = E;
                else next_state = D;
                z = 1;
            end
            F: begin
                if (w) next_state = C;
                else next_state = D;
                z = 1;
            end
            default: begin
                next_state = A;
                z = 0;
            end
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    // State encoding
    typedef enum logic [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t state, next_state;

    // State flip-flops
    always_ff @(posedge clk or posedge reset) begin
        if (reset)
            state <= A;
        else
            state <= next_state;
    end

    // State table
    always_comb begin
        case (state)
            A: begin
                if (w) next_state = B;
                else next_state = A;
                z = 0;
            end
            B: begin
                if (w) next_state = C;
                else next_state = D;
                z = 0;
            end
            C: begin
                if (w) next_state = E;
                else next_state = D;
                z = 0;
            end
            D: begin
                if (w) next_state = F;
                else next_state = A;
                z = 0;
            end
            E: begin
                if (w) next_state = E;
                else next_state = D;
                z = 1;
            end
            F: begin
                if (w) next_state = C;
                else next_state = D;
                z = 1;
            end
            default: begin
                next_state = A;
                z = 0;
            end
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    typedef enum logic [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t current_state, next_state;

    always_ff @(posedge clk or posedge reset) begin
        if (reset)
            current_state <= A;
        else
            current_state <= next_state;
    end

    always_comb begin
        case (current_state)
            A: begin
                next_state = (w) ? B : A;
                z = 0;
            end
            B: begin
                next_state = (w) ? C : D;
                z = 0;
            end
            C: begin
                next_state = (w) ? E : D;
                z = 0;
            end
            D: begin
                next_state = (w) ? F : A;
                z = 0;
            end
            E: begin
                next_state = (w) ? E : D;
                z = 1;
            end
            F: begin
                next_state = (w) ? C : D;
                z = 1;
            end
            default: begin
                next_state = A;
                z = 0;
            end
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    typedef enum logic [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t current_state, next_state;

    // State transition logic
    always @(*) begin
        case (current_state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A;
        endcase
    end

    // State flip-flops
    always @(posedge clk or posedge reset) begin
        if (reset) begin
            current_state <= A;
        end else begin
            current_state <= next_state;
        end
    end

    // Output logic
    always @(*) begin
        case (current_state)
            A, B, D: z = 0;
            C, E, F: z = 1;
            default: z = 0;
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);
    // State encoding
    typedef enum reg [2:0] {A = 3'b000, B = 3'b001, C = 3'b010, D = 3'b011, E = 3'b100, F = 3'b101} state_t;
    state_t state, next_state;

    // State transition logic
    always @(*) begin
        case (state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A;
        endcase
    end

    // State flip-flops
    always @(posedge clk) begin
        if (reset) begin
            state <= A;
        end else begin
            state <= next_state;
        end
    end

    // Output logic
    always @(*) begin
        case (state)
            A, B, D: z = 0;
            C, E, F: z = 1;
            default: z = 0;
        endcase
    end
endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output z
);
    // State encoding
    parameter A = 3'b000, B = 3'b001, C = 3'b010, D = 3'b011, E = 3'b100, F = 3'b101;
    reg [2:0] state, next_state;

    // Combinational logic for state transition
    always @(*) begin
        case (state)
            A: begin
                if (w) next_state = B;
                else next_state = A;
            end
            B: begin
                if (w) next_state = C;
                else next_state = D;
            end
            C: begin
                if (w) next_state = E;
                else next_state = D;
            end
            D: begin
                if (w) next_state = F;
                else next_state = A;
            end
            E: begin
                if (w) next_state = E;
                else next_state = D;
            end
            F: begin
                if (w) next_state = C;
                else next_state = D;
            end
            default: next_state = A; // Safe state
        endcase
    end

    // Sequential logic for state register
    always @(posedge clk or posedge reset) begin
        if (reset) begin
            state <= A;
        end else begin
            state <= next_state;
        end
    end

    // Output logic
    assign z = (state == E) ? 1'b1 : 1'b0;

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    // State Encoding
    parameter A = 2'b00, B = 2'b01, C = 2'b10, D = 2'b11, E = 2'b100, F = 2'b101;
    reg [2:0] state, next_state;

    // Next state logic
    always @(*) begin
        case (state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A;
        endcase
    end

    // State Flip-Flops
    always @(posedge clk or posedge reset) begin
        if (reset) begin
            state <= A;
        end else begin
            state <= next_state;
        end
    end

    // Output logic
    always @(*) begin
        case (state)
            A, B, C, D: z = 0;
            E, F: z = 1;
            default: z = 0;
        endcase
    end

endmodule

module top_module (
	input clk,
	input reset,
	input w,
	output reg z
);

    typedef enum reg [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t current_state, next_state;

    always @(posedge clk) begin
        if (reset)
            current_state <= A;
        else
            current_state <= next_state;
    end

    always @(*) begin
        case (current_state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A; // Default case to handle unexpected states
        endcase
    end

    always @(*) begin
        case (current_state)
            A: z = 0;
            B: z = 0;
            C: z = 0;
            D: z = 0;
            E: z = 1;
            F: z = 1;
            default: z = 0; // Default case to ensure z has a known value
        endcase
    end

endmodule

module top_module (
	input clk,
	input reset,
	input w,
	output reg z
);

	typedef enum reg [2:0] {
		A = 3'b000,
		B = 3'b001,
		C = 3'b010,
		D = 3'b011,
		E = 3'b100,
		F = 3'b101
	} state_t;

	state_t state, next_state;

	always @(posedge clk) begin
		if (reset)
			state <= A;
		else
			state <= next_state;
	end

	always @(*) begin
		case (state)
			A: next_state = (w) ? B : A;
			B: next_state = (w) ? C : D;
			C: next_state = (w) ? E : D;
			D: next_state = (w) ? F : A;
			E: next_state = (w) ? E : D;
			F: next_state = (w) ? C : D;
			default: next_state = A;
		endcase
	end

	always @(*) begin
		case (state)
			A, B, C, D: z = 0;
			E, F: z = 1;
			default: z = 0;
		endcase
	end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    // State encoding
    typedef enum reg [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t state, next_state;

    // State flip-flops
    always @(posedge clk or posedge reset) begin
        if (reset) begin
            state <= A;
        end else begin
            state <= next_state;
        end
    end

    // Next state logic
    always @(*) begin
        case (state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A; // Default to state A
        endcase
    end

    // Output logic
    always @(*) begin
        case (state)
            A: z = 0;
            B: z = 0;
            C: z = 0;
            D: z = 0;
            E: z = 1;
            F: z = 1;
            default: z = 0; // Default output
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    // State encoding
    parameter A = 3'b000, B = 3'b001, C = 3'b010, D = 3'b011, E = 3'b100, F = 3'b101;
    reg [2:0] state, next_state;

    // State table
    always @(*) begin
        case (state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A;
        endcase
    end

    // State flip-flops
    always @(posedge clk or posedge reset) begin
        if (reset) begin
            state <= A;
        end else begin
            state <= next_state;
        end
    end

    // Output logic
    always @(*) begin
        case (state)
            A, B, D: z = 0;
            C, E, F: z = 1;
            default: z = 0;
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);
    // State Encoding
    typedef enum reg [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t current_state, next_state;

    // FSM output
    always @(*) begin
        case (current_state)
            A: z = 0;
            B: z = 0;
            C: z = 0;
            D: z = 0;
            E: z = 1;
            F: z = 1;
            default: z = 0;
        endcase
    end

    // State Transition Logic
    always @(*) begin
        case (current_state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A;
        endcase
    end

    // State Flip-Flops
    always @(posedge clk or posedge reset) begin
        if (reset) begin
            current_state <= A;
        end else begin
            current_state <= next_state;
        end
    end
endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    // State encoding
    typedef enum reg [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t current_state, next_state;

    // State flip-flops
    always @(posedge clk or posedge reset) begin
        if (reset)
            current_state <= A;
        else
            current_state <= next_state;
    end

    // Next state logic
    always @(*) begin
        case (current_state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A; // Default case
        endcase
    end

    // Output logic
    always @(*) begin
        case (current_state)
            A: z = 0;
            B: z = 0;
            C: z = 0;
            D: z = 0;
            E: z = 1;
            F: z = 1;
            default: z = 0; // Default case
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    typedef enum reg [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t state, next_state;

    // State transition logic
    always @* begin
        case (state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A;
        endcase
    end

    // State register
    always @(posedge clk or posedge reset) begin
        if (reset)
            state <= A;
        else
            state <= next_state;
    end

    // Output logic
    always @* begin
        case (state)
            A, B, C, D: z = 0;
            E: z = 1;
            F: z = 1;
            default: z = 0;
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    // State encoding
    typedef enum logic [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t state, next_state;

    // State transition logic
    always @* begin
        case (state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A; // Default to A in case of invalid state
        endcase
    end

    // State flip-flops
    always_ff @(posedge clk or posedge reset) begin
        if (reset)
            state <= A;
        else
            state <= next_state;
    end

    // Output logic
    always @* begin
        case (state)
            A, B, C, D: z = 0;
            E, F: z = 1;
            default: z = 0; // Default case
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    // State encoding
    parameter A = 3'b000, B = 3'b001, C = 3'b010, D = 3'b011, E = 3'b100, F = 3'b101;
    reg [2:0] current_state, next_state;

    // State transition logic
    always @(*) begin
        case (current_state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A;
        endcase
    end

    // State flip-flops
    always @(posedge clk) begin
        if (reset) begin
            current_state <= A;
        end else begin
            current_state <= next_state;
        end
    end

    // Output logic
    always @(*) begin
        case (current_state)
            A: z = 0;
            B: z = 0;
            C: z = 0;
            D: z = 0;
            E: z = 1;
            F: z = 1;
            default: z = 0;
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    reg [2:0] state, next_state;

    localparam A = 3'b000,
               B = 3'b001,
               C = 3'b010,
               D = 3'b011,
               E = 3'b100,
               F = 3'b101;

    // State transition
    always @(*) begin
        case (state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A;
        endcase
    end

    // State register
    always @(posedge clk) begin
        if (reset) begin
            state <= A;
        end else begin
            state <= next_state;
        end
    end

    // Output logic
    always @(*) begin
        case (state)
            A, B, C, D: z = 0;
            E, F: z = 1;
            default: z = 0;
        endcase
    end

endmodule

module top_module (
	input clk,
	input reset,
	input w,
	output reg z
);

	typedef enum reg [2:0] {
		A = 3'b000,
		B = 3'b001,
		C = 3'b010,
		D = 3'b011,
		E = 3'b100,
		F = 3'b101
	} state_t;

	state_t current_state, next_state;

	// State Flip-Flops
	always @(posedge clk) begin
		if (reset)
			current_state <= A;
		else
			current_state <= next_state;
	end

	// State Transition Logic
	always @(*) begin
		case (current_state)
			A: next_state = (w == 1) ? B : A;
			B: next_state = (w == 1) ? C : D;
			C: next_state = (w == 1) ? E : D;
			D: next_state = (w == 1) ? F : A;
			E: next_state = (w == 1) ? E : D;
			F: next_state = (w == 1) ? C : D;
			default: next_state = A;
		endcase
	end

	// Output Logic
	always @(*) begin
		case (current_state)
			A, B, C, D: z = 0;
			E, F: z = 1;
			default: z = 0;
		endcase
	end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    // State encoding
    typedef enum reg [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t state, next_state;

    // State transition logic
    always @(*) begin
        case (state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A;
        endcase
    end

    // State flip-flops
    always @(posedge clk) begin
        if (reset)
            state <= A;
        else
            state <= next_state;
    end

    // Output logic
    always @(*) begin
        case (state)
            A, B, C, D: z = 0;
            E, F: z = 1;
            default: z = 0;
        endcase
    end

endmodule

module top_module (
    input clk,
    input reset,
    input w,
    output reg z
);

    // State encoding
    typedef enum reg [2:0] {
        A = 3'b000,
        B = 3'b001,
        C = 3'b010,
        D = 3'b011,
        E = 3'b100,
        F = 3'b101
    } state_t;

    state_t current_state, next_state;

    // Output logic
    always @(*) begin
        case (current_state)
            A: z = 0;
            B: z = 0;
            C: z = 0;
            D: z = 0;
            E: z = 1;
            F: z = 1;
            default: z = 0;
        endcase
    end

    // State transition logic
    always @(*) begin
        case (current_state)
            A: next_state = (w) ? B : A;
            B: next_state = (w) ? C : D;
            C: next_state = (w) ? E : D;
            D: next_state = (w) ? F : A;
            E: next_state = (w) ? E : D;
            F: next_state = (w) ? C : D;
            default: next_state = A;
        endcase
    end

    // State update logic
    always @(posedge clk or posedge reset) begin
        if (reset)
            current_state <= A;
        else
            current_state <= next_state;
    end

endmodule


module top_module(
    input clk,
    input resetn,
    input [1:0] byteena,
    input [15:0] d,
    output reg [15:0] q
);

    always @(posedge clk) begin
        if (!resetn) begin
            q <= 16'b0;
        end else begin
            if (byteena[0]) begin
                q[7:0] <= d[7:0];
            end
            if (byteena[1]) begin
                q[15:8] <= d[15:8];
            end
        end
    end

endmodule

module top_module(
    input clk,
    input resetn,
    input [1:0] byteena,
    input [15:0] d,
    output reg [15:0] q);

    always @(posedge clk) begin
        if (!resetn) begin
            q <= 16'b0;
        end else begin
            if (byteena[0]) begin
                q[7:0] <= d[7:0];
            end
            if (byteena[1]) begin
                q[15:8] <= d[15:8];
            end
        end
    end
endmodule

module top_module(
    input clk,
    input resetn,
    input [1:0] byteena,
    input [15:0] d,
    output reg [15:0] q
);

    reg [15:0] ff;

    always @(posedge clk) begin
        if (!resetn) begin
            ff <= 16'b0;
        end else begin
            if (byteena[0]) begin
                ff[7:0] <= d[7:0];
            end
            if (byteena[1]) begin
                ff[15:8] <= d[15:8];
            end
        end
    end

    always @(posedge clk) begin
        q <= ff;
    end

endmodule

module top_module(
    input clk,
    input resetn,
    input [1:0] byteena,
    input [15:0] d,
    output reg [15:0] q
);

    reg [15:0] dff;

    always @(posedge clk) begin
        if (!resetn) begin
            dff <= 16'b0; // synchronous active-low reset
        end else begin
            if (byteena[0]) begin
                dff[7:0] <= d[7:0]; // write lower byte
            end
            if (byteena[1]) begin
                dff[15:8] <= d[15:8]; // write upper byte
            end
        end
    end

    always @(posedge clk) begin
        q <= dff; // output the DFF values
    end

endmodule

module top_module(
    input clk,
    input resetn,
    input [1:0] byteena,
    input [15:0] d,
    output reg [15:0] q
);

    reg [15:0] dff;

    always @(posedge clk) begin
        if (!resetn) begin
            dff <= 16'b0;
        end else begin
            if (byteena[0]) begin
                dff[7:0] <= d[7:0];
            end
            if (byteena[1]) begin
                dff[15:8] <= d[15:8];
            end
        end
    end

    assign q = dff;

endmodule

module top_module(
    input clk,
    input resetn,
    input [1:0] byteena,
    input [15:0] d,
    output reg [15:0] q
);
    always @(posedge clk) begin
        if (!resetn) begin
            q <= 16'b0;
        end else begin
            if (byteena[0]) q[7:0] <= d[7:0];
            if (byteena[1]) q[15:8] <= d[15:8];
        end
    end
endmodule


module top_module(
	input clk,
	input [7:0] in,
	output reg [7:0] pedge);

reg [7:0] prev_in;

always @(posedge clk) begin
    pedge <= (in & ~prev_in);
    prev_in <= in;
end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge
);
    reg [7:0] in_d; // Register to hold the previous state of 'in'

    always @(posedge clk) begin
        pedge <= in & ~in_d; // Set pedge to 1 where in transitions from 0 to 1
        in_d <= in; // Update previous state with current state
    end
endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge);

    reg [7:0] in_d;

    always @(posedge clk) begin
        pedge <= in_d & ~in; // Set pedge on transition from 0 to 1
        in_d <= in;         // Store current input
    end

endmodule

module top_module(
	input clk,
	input [7:0] in,
	output reg [7:0] pedge);

	reg [7:0] in_delayed;

	always @(posedge clk) begin
		in_delayed <= in;
		pedge <= in & ~in_delayed;
	end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge
);

reg [7:0] prev_in;

always @(posedge clk) begin
    pedge <= (in & ~prev_in); // Detect 0 to 1 transition
    prev_in <= in;            // Store current input for next cycle
end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge
);

    reg [7:0] prev_in;

    always @(posedge clk) begin
        pedge <= (prev_in == 8'b00000000 && in == 8'b11111111) ? 8'b11111111 : 8'b00000000;
        prev_in <= in;
    end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge
);

    reg [7:0] prev_in;

    always @(posedge clk) begin
        pedge <= (prev_in == 8'b00000000) & in; // Set pedge when transition from 0 to 1
        prev_in <= in; // Store the current input for the next cycle
    end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge
);
    reg [7:0] in_d;

    always @(posedge clk) begin
        pedge <= (in & ~in_d); // Detect rising edges
        in_d <= in; // Store current state for the next cycle
    end
endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge
);
    reg [7:0] in_d;

    always @(posedge clk) begin
        pedge <= (in & ~in_d);
        in_d <= in;
    end
endmodule

module top_module(
	input clk,
	input [7:0] in,
	output reg [7:0] pedge);

	reg [7:0] in_d; // Delayed input signal

	always @(posedge clk) begin
		in_d <= in; // Store the current input
		pedge <= (in & ~in_d); // Detect positive edge
	end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge
);

    reg [7:0] in_prev;

    always @(posedge clk) begin
        pedge <= (in & ~in_prev);
        in_prev <= in;
    end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge
);

reg [7:0] prev_in;

always @(posedge clk) begin
    pedge <= (in & ~prev_in);
    prev_in <= in;
end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge
);

    reg [7:0] in_prev;

    always @(posedge clk) begin
        pedge <= in & ~in_prev; // Set pedge to 1 where in transitions from 0 to 1
        in_prev <= in; // Store the previous state of in
    end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge);

    reg [7:0] in_delay;

    always @(posedge clk) begin
        pedge <= in_delay & ~in; // Set output if previous was 1 and current is 0
        in_delay <= in; // Delay the input for the next cycle
    end
endmodule

module top_module(
	input clk,
	input [7:0] in,
	output reg [7:0] pedge);

	reg [7:0] in_prev;

	always @(posedge clk) begin
		pedge <= (in & ~in_prev);
		in_prev <= in;
	end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge
);

    reg [7:0] prev_in;

    always @(posedge clk) begin
        pedge <= (prev_in == 8'b0) & (in == 8'b1) ? 8'b1 : 8'b0;
        prev_in <= in;
    end

endmodule

module top_module(
    input clk,
    input [7:0] in,
    output reg [7:0] pedge);

    reg [7:0] in_prev;

    always @(posedge clk) begin
        pedge <= in & ~in_prev; // Set pedge to 1 where input transitions from 0 to 1
        in_prev <= in; // Update previous input
    end
endmodule


module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);
	reg [1:0] state;
	always @(posedge clock) begin
		case (state)
			2'b00: begin
				p <= 0;
				q <= 0;
				if (a) state <= 2'b01;
			end
			2'b01: begin
				p <= 0;
				q <= 0;
				if (a) state <= 2'b10;
			end
			2'b10: begin
				p <= 1;
				q <= 0;
				state <= 2'b00;
			end
			default: state <= 2'b00;
		endcase
	end
endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);
	reg [1:0] state;
	parameter S0 = 2'b00, S1 = 2'b01, S2 = 2'b10, S3 = 2'b11;

	always @(posedge clock) begin
		case (state)
			S0: begin
				p <= 0;
				q <= 0;
				if (a) state <= S1;
			end
			S1: begin
				p <= 0;
				q <= 0;
				if (~a) state <= S2;
			end
			S2: begin
				p <= 1;
				q <= 0;
				if (a) state <= S3;
			end
			S3: begin
				p <= 1;
				q <= 1;
				if (~a) state <= S0;
			end
			default: state <= S0;
		endcase
	end

	initial begin
		state = S0;
		p = 0;
		q = 0;
	end
endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);

reg [1:0] state;

always @(posedge clock) begin
	if (state == 2'b00) begin
		p <= 0;
		q <= 0;
		if (a == 1) state <= 2'b01;
	end
	else if (state == 2'b01) begin
		p <= 1;
		q <= 0;
		if (a == 0) state <= 2'b10;
	end
	else if (state == 2'b10) begin
		p <= 1;
		q <= 1;
		state <= 2'b11;
	end
	else if (state == 2'b11) begin
		p <= 0;
		q <= 1;
		if (a == 0) state <= 2'b00;
	end
end

endmodule

module top_module (
    input clock,
    input a,
    output reg p,
    output reg q
);
    reg [1:0] state, next_state;

    always @(posedge clock) begin
        state <= next_state;
    end

    always @(*) begin
        case (state)
            2'b00: begin
                p = 0;
                q = 0;
                if (a)
                    next_state = 2'b01;
                else
                    next_state = 2'b00;
            end
            2'b01: begin
                p = 0;
                q = 0;
                if (a)
                    next_state = 2'b10;
                else
                    next_state = 2'b01;
            end
            2'b10: begin
                p = 1;
                q = 0;
                if (a)
                    next_state = 2'b11;
                else
                    next_state = 2'b10;
            end
            2'b11: begin
                p = 1;
                q = 1;
                if (a)
                    next_state = 2'b11;
                else
                    next_state = 2'b00;
            end
            default: begin
                p = 0;
                q = 0;
                next_state = 2'b00;
            end
        endcase
    end
endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);

	reg [1:0] state;
	parameter IDLE = 2'b00, STATE1 = 2'b01, STATE2 = 2'b10, STATE3 = 2'b11;

	always @(posedge clock) begin
		case (state)
			IDLE: begin
				p <= 0;
				q <= 0;
				if (a)
					state <= STATE1;
			end

			STATE1: begin
				p <= 0;
				q <= 0;
				if (a)
					state <= STATE2;
				else
					state <= IDLE;
			end

			STATE2: begin
				p <= 1;
				q <= 0;
				if (a)
					state <= STATE3;
				else
					state <= IDLE;
			end

			STATE3: begin
				p <= 1;
				q <= 1;
				if (a)
					state <= STATE3; // stay in STATE3
				else
					state <= IDLE;
			end

			default: state <= IDLE;
		endcase
	end

endmodule

module top_module (
    input clock,
    input a,
    output reg p,
    output reg q
);
    reg [1:0] state; // State register
    reg [1:0] next_state; // Next state register

    always @(posedge clock) begin
        state <= next_state;
    end

    always @(*) begin
        case (state)
            2'b00: begin
                if (a) begin
                    next_state = 2'b01;
                    p = 0;
                    q = 0;
                end else begin
                    next_state = 2'b00;
                    p = 0;
                    q = 0;
                end
            end
            2'b01: begin
                if (a) begin
                    next_state = 2'b10;
                    p = 1;
                    q = 0;
                end else begin
                    next_state = 2'b00;
                    p = 0;
                    q = 0;
                end
            end
            2'b10: begin
                if (a) begin
                    next_state = 2'b11;
                    p = 1;
                    q = 0;
                end else begin
                    next_state = 2'b00;
                    p = 0;
                    q = 1;
                end
            end
            2'b11: begin
                if (a) begin
                    next_state = 2'b11;
                    p = 1;
                    q = 1;
                end else begin
                    next_state = 2'b00;
                    p = 0;
                    q = 1;
                end
            end
            default: begin
                next_state = 2'b00;
                p = 0;
                q = 0;
            end
        endcase
    end
endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);
	reg [1:0] state;

	always @(posedge clock) begin
		case (state)
			2'b00: begin
				p <= 0;
				q <= 0;
				if (a) state <= 2'b01;
			end
			2'b01: begin
				p <= 1;
				q <= 0;
				if (a) state <= 2'b10;
			end
			2'b10: begin
				p <= 1;
				q <= 1;
				if (!a) state <= 2'b11;
			end
			2'b11: begin
				p <= 0;
				q <= 1;
				if (a) state <= 2'b00;
			end
		endcase
	end
endmodule

module top_module (
    input clock,
    input a,
    output reg p,
    output reg q
);
    reg [1:0] state; // 2-bit state register

    always @(posedge clock) begin
        case (state)
            2'b00: begin
                p <= 0;
                q <= 0;
                if (a) state <= 2'b01;
            end
            2'b01: begin
                p <= 0;
                q <= 0;
                if (a) state <= 2'b10;
            end
            2'b10: begin
                p <= 1;
                q <= 0;
                if (a) state <= 2'b11;
                else state <= 2'b01;
            end
            2'b11: begin
                p <= 1;
                q <= 1;
                if (a) state <= 2'b11;
                else state <= 2'b00;
            end
        endcase
    end
endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);
	reg [1:0] state, next_state;
	parameter S0 = 2'b00, S1 = 2'b01, S2 = 2'b10, S3 = 2'b11;

	always @(posedge clock) begin
		state <= next_state;
	end

	always @(*) begin
		case (state)
			S0: begin
				p = 0;
				q = 0;
				if (a) next_state = S1;
				else next_state = S0;
			end
			S1: begin
				p = 0;
				q = 0;
				if (a) next_state = S2;
				else next_state = S0;
			end
			S2: begin
				p = 1;
				q = 0;
				if (a) next_state = S2;
				else next_state = S3;
			end
			S3: begin
				p = 1;
				q = 1;
				if (a) next_state = S3;
				else next_state = S0;
			end
			default: begin
				p = 0;
				q = 0;
				next_state = S0;
			end
		endcase
	end
endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);
	reg [1:0] state;
	parameter S0 = 2'b00, S1 = 2'b01, S2 = 2'b10, S3 = 2'b11;

	always @(posedge clock) begin
		case (state)
			S0: begin
				p <= 0;
				q <= 0;
				if (a) state <= S1;
				else state <= S0;
			end
			S1: begin
				p <= 0;
				q <= 0;
				if (a) state <= S2;
				else state <= S0;
			end
			S2: begin
				p <= 1;
				q <= 0;
				state <= S3;
			end
			S3: begin
				p <= 1;
				q <= 1;
				if (a) state <= S3;
				else state <= S0;
			end
			default: state <= S0;
		endcase
	end
endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);

	reg [1:0] state, next_state;

	always @(posedge clock) begin
		state <= next_state;
	end

	always @(*) begin
		case(state)
			2'b00: begin
				p = 0;
				q = 0;
				if (a)
					next_state = 2'b01;
				else
					next_state = 2'b00;
			end
			2'b01: begin
				p = 0;
				q = 0;
				if (a)
					next_state = 2'b11;
				else
					next_state = 2'b00;
			end
			2'b11: begin
				p = 1;
				q = 1;
				if (a)
					next_state = 2'b11;
				else
					next_state = 2'b10;
			end
			2'b10: begin
				p = 0;
				q = 1;
				if (a)
					next_state = 2'b00;
				else
					next_state = 2'b10;
			end
			default: begin
				p = 0;
				q = 0;
				next_state = 2'b00;
			end
		endcase
	end
endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);
	reg [1:0] state;
	always @(posedge clock) begin
		case (state)
			2'b00: begin
				p <= 0;
				q <= 0;
				if (a) state <= 2'b01;
			end
			2'b01: begin
				p <= 0;
				q <= 0;
				if (a) state <= 2'b10;
			end
			2'b10: begin
				p <= 1;
				q <= 0;
				if (a) state <= 2'b00; // Reset state
				else state <= 2'b11;
			end
			2'b11: begin
				p <= 1;
				q <= 1;
				if (a) state <= 2'b01;
				else state <= 2'b00;
			end
			default: state <= 2'b00;
		endcase
	end
endmodule

module top_module (
    input clock,
    input a,
    output reg p,
    output reg q
);

    reg [1:0] state;

    always @(posedge clock) begin
        case (state)
            2'b00: begin
                p <= 0;
                q <= 0;
                if (a) state <= 2'b01;
            end
            2'b01: begin
                p <= 0;
                q <= 0;
                if (~a) state <= 2'b10;
            end
            2'b10: begin
                p <= 1;
                q <= 0;
                if (a) state <= 2'b11;
            end
            2'b11: begin
                p <= 1;
                q <= 1;
                state <= 2'b00;
            end
        endcase
    end

endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);

	reg state;
	always @(posedge clock) begin
		if (state == 0) begin
			if (a) begin
				p <= 1;
				q <= 0;
				state <= 1;
			end else begin
				p <= 0;
				q <= 0;
			end
		end else begin
			if (a) begin
				p <= 1;
				q <= 0;
			end else begin
				if (p) begin
					p <= 0;
					q <= 1;
				end else begin
					q <= 1;
				end
			end
		end
	end
endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);

	reg [1:0] state;
	parameter S0 = 2'b00, S1 = 2'b01, S2 = 2'b10, S3 = 2'b11;

	always @(posedge clock) begin
		case (state)
			S0: begin
				p <= 0;
				q <= 0;
				if (a) state <= S1;
			end
			S1: begin
				p <= 0;
				q <= 0;
				if (a) state <= S2;
				else state <= S0;
			end
			S2: begin
				p <= 1;
				q <= 0;
				if (a) state <= S3;
				else state <= S1;
			end
			S3: begin
				p <= 1;
				q <= 1;
				if (a) state <= S2;
				else state <= S0;
			end
		endcase
	end

	always @(negedge clock) begin
		if (state == S3) begin
			q <= 1;
		end
	end

endmodule

module top_module (
	input clock,
	input a,
	output reg p,
	output reg q
);
	reg [1:0] state;
	parameter S0 = 2'b00, S1 = 2'b01, S2 = 2'b10, S3 = 2'b11;

	always @(posedge clock) begin
		case (state)
			S0: begin
				p <= 0;
				q <= 0;
				if (a) state <= S1;
				else state <= S0;
			end
			S1: begin
				p <= a;
				q <= 0;
				state <= S2;
			end
			S2: begin
				p <= a;
				q <= 1;
				if (a) state <= S3;
				else state <= S0;
			end
			S3: begin
				p <= a;
				q <= 1;
				state <= S3; // Stay in S3
			end
			default: state <= S0;
		endcase
	end
endmodule

module top_module (
    input clock,
    input a,
    output reg p,
    output reg q
);
    reg [1:0] state, next_state;

    always @(posedge clock) begin
        state <= next_state;
    end

    always @(*) begin
        case (state)
            2'b00: begin
                p = 0;
                q = 0;
                if (a) next_state = 2'b01;
                else next_state = 2'b00;
            end
            2'b01: begin
                p = 0;
                q = 0;
                if (a) next_state = 2'b10;
                else next_state = 2'b00;
            end
            2'b10: begin
                p = 1;
                q = 0;
                if (a) next_state = 2'b11;
                else next_state = 2'b00;
            end
            2'b11: begin
                p = 1;
                q = 1;
                if (a) next_state = 2'b11;
                else next_state = 2'b00;
            end
            default: begin
                p = 0;
                q = 0;
                next_state = 2'b00;
            end
        endcase
    end
endmodule

module top_module (
    input clock,
    input a,
    output reg p,
    output reg q
);

    reg [1:0] state;
    reg [1:0] next_state;

    always @(posedge clock) begin
        state <= next_state;
    end

    always @(*) begin
        case (state)
            2'b00: begin
                p = 0;
                q = 0;
                if (a) next_state = 2'b01;
                else next_state = 2'b00;
            end
            2'b01: begin
                p = 0;
                q = 0;
                next_state = 2'b10;
            end
            2'b10: begin
                p = 1;
                q = 0;
                if (a) next_state = 2'b11;
                else next_state = 2'b00;
            end
            2'b11: begin
                p = 1;
                q = 1;
                next_state = 2'b00;
            end
            default: begin
                p = 0;
                q = 0;
                next_state = 2'b00;
            end
        endcase
    end

endmodule

module top_module (
    input clock,
    input a,
    output reg p,
    output reg q
);

    reg [1:0] state;
    localparam S0 = 2'b00, S1 = 2'b01, S2 = 2'b10, S3 = 2'b11;

    always @(posedge clock) begin
        case (state)
            S0: begin
                p <= 0;
                q <= 0;
                if (a) state <= S1;
                else state <= S0;
            end
            S1: begin
                p <= 0;
                q <= 0;
                state <= S2;
            end
            S2: begin
                p <= 1;
                q <= 0;
                if (a) state <= S3;
                else state <= S0;
            end
            S3: begin
                p <= 1;
                q <= 1;
                if (a) state <= S3;
                else state <= S0;
            end
        endcase
    end

    initial begin
        state = S0;
        p = 0;
        q = 0;
    end
endmodule

module top_module (
    input clock,
    input a,
    output reg p,
    output reg q
);

    reg [1:0] state; // State variable for the sequential circuit

    always @(posedge clock) begin
        case (state)
            2'b00: begin
                p <= 0;
                q <= 0;
                if (a) state <= 2'b01; // Transition to state 01 on input a=1
            end
            2'b01: begin
                p <= 0;
                q <= 0;
                if (!a) state <= 2'b10; // Transition to state 10 on input a=0
            end
            2'b10: begin
                p <= 1;
                q <= 0;
                if (a) state <= 2'b11; // Transition to state 11 on input a=1
            end
            2'b11: begin
                p <= 1;
                q <= 1;
                if (!a) state <= 2'b00; // Transition back to state 00 on input a=0
            end
            default: begin
                state <= 2'b00; // Reset to initial state
            end
        endcase
    end

endmodule


module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);
    reg [511:0] next_q;

    always @(*) begin
        next_q[0] = 1'b0 ^ q[1]; // Left boundary is assumed to be 0
        next_q[511] = q[510] ^ 1'b0; // Right boundary is assumed to be 0

        for (int i = 1; i < 511; i = i + 1) begin
            next_q[i] = q[i-1] ^ q[i+1];
        end
    end

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            q <= next_q;
        end
    end
endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);

    reg [511:0] next_q;

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            q <= next_q;
        end
    end

    always @* begin
        next_q[0] = 1'b0 ^ q[1]; // Left boundary is 0
        next_q[511] = q[510] ^ 1'b0; // Right boundary is 0

        for (int i = 1; i < 511; i = i + 1) begin
            next_q[i] = q[i-1] ^ q[i+1];
        end
    end

endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);
    reg [511:0] next_q;

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            q <= next_q;
        end
    end

    always @* begin
        next_q[0] = 0 ^ q[0] ^ q[1]; // Left boundary is 0
        for (integer i = 1; i < 511; i = i + 1) begin
            next_q[i] = q[i-1] ^ q[i+1];
        end
        next_q[511] = q[510] ^ 0; // Right boundary is 0
    end
endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);

    reg [511:0] next_q;

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            q <= next_q;
        end
    end

    always @* begin
        next_q[0] = (q[0] ^ 0 ^ q[1]); // q[-1] is considered 0
        for (integer i = 1; i < 511; i = i + 1) begin
            next_q[i] = (q[i-1] ^ q[i] ^ q[i+1]);
        end
        next_q[511] = (q[510] ^ q[511] ^ 0); // q[512] is considered 0
    end

endmodule

module top_module(
	input clk,
	input load,
	input [511:0] data,
	output reg [511:0] q);

	always @(posedge clk) begin
		if (load) begin
			q <= data;
		end else begin
			q <= {1'b0, q[511:1] ^ q[510:0], 1'b0}; // Update state according to Rule 90
		end
	end
endmodule

module top_module(
	input clk,
	input load,
	input [511:0] data,
	output reg [511:0] q
);

	always @(posedge clk) begin
		if (load) begin
			q <= data;
		end else begin
			q <= {1'b0, q[511:1] ^ q[510:0], 1'b0}; // Apply Rule 90
		end
	end

endmodule

module top_module(
	input clk,
	input load,
	input [511:0] data,
	output reg [511:0] q);

	always @(posedge clk) begin
		if (load) begin
			q <= data;
		end else begin
			q <= {1'b0, q[511:1] ^ q[510:0], 1'b0}; // Apply Rule 90
		end
	end

endmodule

module top_module(
	input clk,
	input load,
	input [511:0] data,
	output reg [511:0] q);

	always @(posedge clk) begin
		if (load) begin
			q <= data;
		end else begin
			q[0] <= 1'b0 ^ q[1]; // q[-1] is considered as 0
			for (integer i = 1; i < 511; i = i + 1) begin
				q[i] <= q[i-1] ^ q[i+1];
			end
			q[511] <= q[510] ^ 1'b0; // q[512] is considered as 0
		end
	end
endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);

    reg [511:0] next_q;

    always @* begin
        next_q[0] = 1'b0 ^ q[1]; // q[-1] is assumed to be 0
        next_q[511] = q[510] ^ 1'b0; // q[512] is assumed to be 0
        for (integer i = 1; i < 511; i = i + 1) begin
            next_q[i] = q[i-1] ^ q[i+1];
        end
    end

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            q <= next_q;
        end
    end

endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);
    reg [511:0] next_q;

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            q <= next_q;
        end
    end

    always @* begin
        next_q[0] = 1'b0 ^ q[1]; // q[-1] is assumed to be 0
        for (integer i = 1; i < 511; i = i + 1) begin
            next_q[i] = q[i-1] ^ q[i+1];
        end
        next_q[511] = q[510] ^ 1'b0; // q[512] is assumed to be 0
    end
endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);

    reg [511:0] next_q;

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            q <= next_q;
        end
    end

    always @* begin
        next_q[0] = q[0] ^ 1'b0 ^ q[1]; // Left boundary is 0
        for (integer i = 1; i < 511; i = i + 1) begin
            next_q[i] = q[i-1] ^ q[i] ^ q[i+1];
        end
        next_q[511] = q[510] ^ q[511] ^ 1'b0; // Right boundary is 0
    end

endmodule

module top_module(
	input clk,
	input load,
	input [511:0] data,
	output reg [511:0] q
);

	always @(posedge clk) begin
		if (load) begin
			q <= data;
		end else begin
			q <= {1'b0, q[511:1] ^ q[510:0]}; // Apply Rule 90
		end
	end

endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);

    reg [511:0] next_q;

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            q <= next_q;
        end
    end

    always @* begin
        next_q[0] = 1'b0 ^ q[1]; // q[-1] is considered as 0
        next_q[511] = q[510] ^ 1'b0; // q[512] is considered as 0
        for (int i = 1; i < 511; i = i + 1) begin
            next_q[i] = q[i-1] ^ q[i+1];
        end
    end

endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);
    reg [511:0] next_q;

    always @(*) begin
        next_q[0] = (0 ^ q[1]);
        for (int i = 1; i < 511; i = i + 1) begin
            next_q[i] = (q[i-1] ^ q[i+1]);
        end
        next_q[511] = (q[510] ^ 0);
    end

    always @(posedge clk) begin
        if (load)
            q <= data;
        else
            q <= next_q;
    end
endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);
    reg [511:0] next_q;

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            q <= next_q;
        end
    end

    always @* begin
        next_q[0] = (0 ^ q[0] ^ q[1]);
        for (int i = 1; i < 511; i = i + 1) begin
            next_q[i] = (q[i-1] ^ q[i] ^ q[i+1]);
        end
        next_q[511] = (q[510] ^ q[511] ^ 0);
    end

endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);
    reg [511:0] next_q;

    always @(posedge clk) begin
        if (load)
            q <= data;
        else
            q <= next_q;
    end

    always @* begin
        next_q[0] = 0 ^ q[0] ^ q[1]; // q[-1] is assumed to be 0
        for (genvar i = 1; i < 511; i = i + 1) begin
            next_q[i] = q[i-1] ^ q[i] ^ q[i+1];
        end
        next_q[511] = q[510] ^ q[511] ^ 0; // q[512] is assumed to be 0
    end
endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);
    reg [511:0] next_q;

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            next_q[0] = 1'b0 ^ q[0] ^ q[1];
            for (int i = 1; i < 511; i = i + 1) begin
                next_q[i] = q[i-1] ^ q[i+1];
            end
            next_q[511] = q[510] ^ 1'b0;
            q <= next_q;
        end
    end
endmodule

module top_module(
    input clk,
    input load,
    input [511:0] data,
    output reg [511:0] q
);
    reg [511:0] next_q;

    always @(posedge clk) begin
        if (load) begin
            q <= data;
        end else begin
            q <= next_q;
        end
    end

    always @* begin
        next_q[0] = 1'b0 ^ q[1]; // q[-1] is assumed to be 0
        next_q[511] = q[510] ^ 1'b0; // q[512] is assumed to be 0
        for (integer i = 1; i < 511; i = i + 1) begin
            next_q[i] = q[i-1] ^ q[i+1];
        end
    end
endmodule


module top_module(
	input [1:0] A,
	input [1:0] B,
	output z);

	assign z = (A == B) ? 1'b1 : 1'b0;

endmodule

module top_module(
	input [1:0] A,
	input [1:0] B,
	output z
);
	assign z = (A == B) ? 1'b1 : 1'b0;
endmodule

module top_module(
    input [1:0] A,
    input [1:0] B,
    output z
);

assign z = (A == B) ? 1 : 0;

endmodule


module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    assign out_both = in[99:1] & in[98:0];

    assign out_any = in[99:1] | in[98:0];

    assign out_different = (in[99] != in[0]) ? {in[98:1] != in[99:0]} : (in[98:0] != in[99:1]);

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    // out_both: Check if both current and left neighbor are 1
    genvar i;
    generate
        for (i = 0; i < 99; i = i + 1) begin: both
            assign out_both[i] = in[i] & in[i + 1];
        end
    endgenerate

    // out_any: Check if either current or right neighbor is 1
    generate
        for (i = 1; i < 100; i = i + 1) begin: any
            assign out_any[i] = in[i] | in[i - 1];
        end
    endgenerate

    // out_different: Check if current is different from left neighbor (wrapping around)
    assign out_different[0] = in[0] ^ in[99];
    generate
        for (i = 1; i < 100; i = i + 1) begin: different
            assign out_different[i] = in[i] ^ in[i - 1];
        end
    endgenerate

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    assign out_both[98] = in[98] & in[99];
    // Generate out_both for the rest of the bits
    genvar i;
    generate
        for (i = 0; i < 98; i = i + 1) begin : gen_out_both
            assign out_both[i] = in[i] & in[i + 1];
        end
    endgenerate

    assign out_any[99] = in[0] | in[1];
    // Generate out_any for the rest of the bits
    generate
        for (i = 1; i < 99; i = i + 1) begin : gen_out_any
            assign out_any[i] = in[i] | in[i - 1];
        end
    endgenerate

    assign out_different[0] = in[0] ^ in[99];
    // Generate out_different for the rest of the bits
    generate
        for (i = 1; i < 99; i = i + 1) begin : gen_out_different
            assign out_different[i] = in[i] ^ in[i - 1];
        end
    endgenerate
endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);
    assign out_both = in[98:0] & in[99:1];
    assign out_any = in[0:98] | in[1:99];
    assign out_different = (in[99] !== in[0]) ? 1'b1 : 1'b0;
    genvar i;
    generate
        for (i = 0; i < 99; i = i + 1) begin : diff_loop
            assign out_different[i+1] = (in[i+1] !== in[i]);
        end
    endgenerate
endmodule

module top_module (
	input [99:0] in,
	output [98:0] out_both,
	output [99:1] out_any,
	output [99:0] out_different
);

assign out_both[98] = in[98] & in[99];
assign out_any[99] = in[0] | in[1];
generate
    genvar i;
    for (i = 0; i < 98; i = i + 1) begin: both
        assign out_both[i] = in[i] & in[i + 1];
    end
endgenerate

generate
    for (i = 1; i < 99; i = i + 1) begin: any
        assign out_any[i] = in[i] | in[i - 1];
    end
endgenerate

assign out_any[0] = 1'b0; // No need to calculate out_any[0]

generate
    for (i = 0; i < 99; i = i + 1) begin: different
        assign out_different[i] = in[i] ^ in[i + 1];
    end
endgenerate

assign out_different[99] = in[99] ^ in[0]; // Wrap-around case

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    assign out_both[98] = in[99] & in[98];

    genvar i;
    generate
        for (i = 0; i < 98; i = i + 1) begin : both_logic
            assign out_both[i] = in[i+1] & in[i];
        end
    endgenerate

    assign out_any[99] = in[0] | in[1];

    generate
        for (i = 1; i < 99; i = i + 1) begin : any_logic
            assign out_any[i] = in[i] | in[i-1];
        end
    endgenerate

    assign out_different[0] = in[0] ^ in[99];

    generate
        for (i = 1; i < 99; i = i + 1) begin : different_logic
            assign out_different[i] = in[i] ^ in[i-1];
        end
    endgenerate

    assign out_different[99] = in[99] ^ in[98];

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);
    assign out_both = in[98:0] & in[99:1];
    assign out_any = in[99:1] | in[98:0];
    assign out_different = (in[99] != in[0]) ? 1'b1 : 1'b0;

    genvar i;
    generate
        for (i = 1; i < 99; i = i + 1) begin: diff_check
            assign out_different[i] = (in[i] != in[i-1]);
        end
        assign out_different[0] = (in[0] != in[99]);
    endgenerate
endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    assign out_both[98] = in[98] & in[99];

    genvar i;
    generate
        for (i = 0; i < 98; i = i + 1) begin : both_loop
            assign out_both[i] = in[i] & in[i + 1];
        end
    endgenerate

    assign out_any[1] = in[1] | in[0];

    generate
        for (i = 1; i < 99; i = i + 1) begin : any_loop
            assign out_any[i] = in[i] | in[i - 1];
        end
    endgenerate

    assign out_different[0] = in[0] ^ in[99];

    generate
        for (i = 1; i < 99; i = i + 1) begin : different_loop
            assign out_different[i] = in[i] ^ in[i - 1];
        end
    endgenerate

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

assign out_both = in[98:0] & in[99:1]; // Checking both current and left bit for '1'
assign out_any = in[99:1] | in[98:0]; // Checking any current and right bit for '1'
assign out_different = in[99:0] ^ {in[98:0], in[99]}; // Checking current and left bit for difference with wrapping

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    assign out_both = in[98:0] & in[99:1];

    assign out_any[99:1] = in[99:1] | in[98:0];
    assign out_any[0] = 1'b0; // out_any[0] is not required

    assign out_different[99:0] = (in[99:0] ^ {in[98:0], in[99]});

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    assign out_both[98] = in[98] & in[99];

    genvar i;
    generate
        for (i = 0; i < 98; i = i + 1) begin : both_loop
            assign out_both[i] = in[i] & in[i + 1];
        end
    endgenerate

    assign out_any[99] = in[0] | in[1];

    generate
        for (i = 1; i < 99; i = i + 1) begin : any_loop
            assign out_any[i] = in[i] | in[i - 1];
        end
    endgenerate

    assign out_different[0] = in[0] ^ in[99];

    generate
        for (i = 1; i < 100; i = i + 1) begin : different_loop
            assign out_different[i] = in[i] ^ in[i - 1];
        end
    endgenerate

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    assign out_both = in[98:0] & in[99:1];

    assign out_any = in[99:1] | in[98:0];

    assign out_different = (in[99] != in[0]) ? 1'b1 : 1'b0;

    genvar i;
    generate
        for (i = 0; i < 99; i = i + 1) begin: diff
            assign out_different[i] = (in[i] != in[i + 1]);
        end
    endgenerate

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    genvar i;

    // out_both calculation
    generate
        for (i = 0; i < 99; i = i + 1) begin: both_calc
            assign out_both[i] = in[i] & in[i + 1];
        end
    endgenerate

    // out_any calculation
    generate
        for (i = 1; i < 100; i = i + 1) begin: any_calc
            assign out_any[i - 1] = in[i] | in[i - 1];
        end
    endgenerate

    // out_different calculation
    generate
        for (i = 0; i < 100; i = i + 1) begin: diff_calc
            assign out_different[i] = in[i] ^ in[(i + 1) % 100];
        end
    endgenerate

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    assign out_both[98] = in[98] & in[99];
    assign out_any[99:1] = (in[99:1] | in[98:0]);
    assign out_different[98] = (in[98] != in[99]);
    assign out_different[99] = (in[99] != in[0]);

    genvar i;
    generate
        for (i = 0; i < 98; i = i + 1) begin: diff_check
            assign out_different[i] = (in[i] != in[i+1]);
        end
    endgenerate

    generate
        for (i = 1; i < 99; i = i + 1) begin: any_check
            assign out_any[i] = (in[i] | in[i-1]);
        end
    endgenerate

    assign out_any[0] = 1'b0; // No neighbour to the right for in[0]

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);
    assign out_both[98] = in[98] & in[99];

    genvar i;
    generate
        for (i = 0; i < 98; i = i + 1) begin : both_logic
            assign out_both[i] = in[i] & in[i + 1];
        end
    endgenerate

    assign out_any[99] = in[99] | in[98];
    generate
        for (i = 1; i < 99; i = i + 1) begin : any_logic
            assign out_any[i] = in[i] | in[i - 1];
        end
    endgenerate
    assign out_any[0] = in[0] | in[1];

    assign out_different[0] = in[0] ^ in[99];
    generate
        for (i = 1; i < 100; i = i + 1) begin : different_logic
            assign out_different[i] = in[i] ^ in[i - 1];
        end
    endgenerate
endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

assign out_both = in[98:0] & in[99:1];

assign out_any[99:1] = in[99:1] | in[98:0];
assign out_any[0] = 1'b0; // out_any[0] is not needed and should not be defined

assign out_different[98:0] = in[98:0] ^ in[99:1];
assign out_different[99] = in[99] ^ in[0]; // wrapping around case

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);

    genvar i;

    generate
        for (i = 0; i < 99; i = i + 1) begin: both
            assign out_both[i] = in[i] & in[i + 1];
        end
        assign out_both[98] = in[98] & in[99]; // last valid index for out_both

        for (i = 1; i < 100; i = i + 1) begin: any
            assign out_any[i - 1] = in[i] | in[i - 1];
        end

        for (i = 0; i < 100; i = i + 1) begin: different
            assign out_different[i] = in[i] ^ in[(i + 1) % 100];
        end
    endgenerate

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);
    assign out_both = in[98:0] & in[99:1]; // Both condition
    assign out_any = in[99:1] | in[98:0]; // Any condition
    assign out_different = (in[99:0] ^ {in[0], in[99:1]}); // Different condition with wrapping

endmodule

module top_module (
    input [99:0] in,
    output [98:0] out_both,
    output [99:1] out_any,
    output [99:0] out_different
);
    assign out_both[98] = in[98] & in[99];

    genvar i;
    generate
        for (i = 0; i < 98; i = i + 1) begin : both_logic
            assign out_both[i] = in[i] & in[i + 1];
        end
    endgenerate

    assign out_any[99] = in[0] | in[1];

    generate
        for (i = 1; i < 99; i = i + 1) begin : any_logic
            assign out_any[i] = in[i] | in[i - 1];
        end
    endgenerate

    assign out_different[0] = in[0] ^ in[99];

    generate
        for (i = 1; i < 99; i = i + 1) begin : different_logic
            assign out_different[i] = in[i] ^ in[i - 1];
        end
    endgenerate

    assign out_different[99] = in[99] ^ in[98];
endmodule


module top_module (
    input d,
    input ena,
    output logic q
);
    always @* begin
        if (ena)
            q = d;
    end
endmodule

module top_module (
	input d,
	input ena,
	output logic q
);
	always_ff @(ena or d) begin
		if (ena)
			q <= d;
	end
endmodule

module top_module (
	input d,
	input ena,
	output logic q
);
	always @(ena or d) begin
		if (ena)
			q = d;
	end
endmodule

module top_module (
	input d,
	input ena,
	output logic q
);
    always_ff @(ena or d) begin
        if (ena) begin
            q <= d;
        end
    end
endmodule

module top_module (
	input d,
	input ena,
	output logic q
);

always @(ena or d) begin
	if (ena) begin
		q <= d;
	end
end

endmodule

module top_module (
	input d,
	input ena,
	output logic q
);
	always @* begin
		if (ena) begin
			q = d;
		end
	end
endmodule

module top_module (
	input d,
	input ena,
	output logic q
);
    always @(*) begin
        if (ena)
            q = d;
    end
endmodule

module top_module (
	input d,
	input ena,
	output logic q
);
	always @(*) begin
		if (ena) begin
			q = d;
		end
	end
endmodule

module top_module (
	input d,
	input ena,
	output logic q
);
	always @ (ena or d) begin
		if (ena)
			q <= d;
	end
endmodule


module top_module (
	input [1023:0] in,
	input [7:0] sel,
	output [3:0] out
);
	assign out = in[sel * 4 +: 4];
endmodule

module top_module (
	input [1023:0] in,
	input [7:0] sel,
	output [3:0] out
);
	assign out = in[sel*4 +: 4];
endmodule

module top_module (
    input [1023:0] in,
    input [7:0] sel,
    output [3:0] out
);
    assign out = in[(sel * 4) +: 4];
endmodule


module top_module (
	input [15:0] a,
	input [15:0] b,
	input [15:0] c,
	input [15:0] d,
	input [15:0] e,
	input [15:0] f,
	input [15:0] g,
	input [15:0] h,
	input [15:0] i,
	input [3:0] sel,
	output logic [15:0] out
);

	always_comb begin
		case (sel)
			4'b0000: out = a;
			4'b0001: out = b;
			4'b0010: out = c;
			4'b0011: out = d;
			4'b0100: out = e;
			4'b0101: out = f;
			4'b0110: out = g;
			4'b0111: out = h;
			4'b1000: out = i;
			default: out = 16'b1111111111111111; // All bits set to '1'
		endcase
	end

endmodule

module top_module (
    input [15:0] a,
    input [15:0] b,
    input [15:0] c,
    input [15:0] d,
    input [15:0] e,
    input [15:0] f,
    input [15:0] g,
    input [15:0] h,
    input [15:0] i,
    input [3:0] sel,
    output logic [15:0] out
);
    always_comb begin
        case (sel)
            4'b0000: out = a;
            4'b0001: out = b;
            4'b0010: out = c;
            4'b0011: out = d;
            4'b0100: out = e;
            4'b0101: out = f;
            4'b0110: out = g;
            4'b0111: out = h;
            4'b1000: out = i;
            default: out = 16'b1111111111111111;
        endcase
    end
endmodule

module top_module (
    input [15:0] a,
    input [15:0] b,
    input [15:0] c,
    input [15:0] d,
    input [15:0] e,
    input [15:0] f,
    input [15:0] g,
    input [15:0] h,
    input [15:0] i,
    input [3:0] sel,
    output logic [15:0] out
);

    always @(*) begin
        case (sel)
            4'b0000: out = a;
            4'b0001: out = b;
            4'b0010: out = c;
            4'b0011: out = d;
            4'b0100: out = e;
            4'b0101: out = f;
            4'b0110: out = g;
            4'b0111: out = h;
            4'b1000: out = i;
            default: out = 16'hFFFF; // Set to '1's for sel 9 to 15
        endcase
    end

endmodule

module top_module (
    input [15:0] a,
    input [15:0] b,
    input [15:0] c,
    input [15:0] d,
    input [15:0] e,
    input [15:0] f,
    input [15:0] g,
    input [15:0] h,
    input [15:0] i,
    input [3:0] sel,
    output logic [15:0] out
);
    always_comb begin
        case (sel)
            4'b0000: out = a;
            4'b0001: out = b;
            4'b0010: out = c;
            4'b0011: out = d;
            4'b0100: out = e;
            4'b0101: out = f;
            4'b0110: out = g;
            4'b0111: out = h;
            4'b1000: out = i;
            default: out = 16'b1111111111111111; // Set to '1' for unused cases
        endcase
    end
endmodule

module top_module (
	input [15:0] a,
	input [15:0] b,
	input [15:0] c,
	input [15:0] d,
	input [15:0] e,
	input [15:0] f,
	input [15:0] g,
	input [15:0] h,
	input [15:0] i,
	input [3:0] sel,
	output logic [15:0] out
);

always_comb begin
	case(sel)
		4'd0: out = a;
		4'd1: out = b;
		4'd2: out = c;
		4'd3: out = d;
		4'd4: out = e;
		4'd5: out = f;
		4'd6: out = g;
		4'd7: out = h;
		4'd8: out = i;
		default: out = 16'hFFFF; // Set all output bits to '1'
	endcase
end

endmodule

module top_module (
    input [15:0] a,
    input [15:0] b,
    input [15:0] c,
    input [15:0] d,
    input [15:0] e,
    input [15:0] f,
    input [15:0] g,
    input [15:0] h,
    input [15:0] i,
    input [3:0] sel,
    output logic [15:0] out
);
    always_comb begin
        case(sel)
            4'b0000: out = a;
            4'b0001: out = b;
            4'b0010: out = c;
            4'b0011: out = d;
            4'b0100: out = e;
            4'b0101: out = f;
            4'b0110: out = g;
            4'b0111: out = h;
            4'b1000: out = i;
            default: out = 16'b1111111111111111; // Set all output bits to '1' for unused cases
        endcase
    end
endmodule

module top_module (
    input [15:0] a,
    input [15:0] b,
    input [15:0] c,
    input [15:0] d,
    input [15:0] e,
    input [15:0] f,
    input [15:0] g,
    input [15:0] h,
    input [15:0] i,
    input [3:0] sel,
    output logic [15:0] out
);
    always_comb begin
        case (sel)
            4'd0: out = a;
            4'd1: out = b;
            4'd2: out = c;
            4'd3: out = d;
            4'd4: out = e;
            4'd5: out = f;
            4'd6: out = g;
            4'd7: out = h;
            4'd8: out = i;
            default: out = 16'b1111111111111111; // Unused cases
        endcase
    end
endmodule

module top_module (
	input [15:0] a,
	input [15:0] b,
	input [15:0] c,
	input [15:0] d,
	input [15:0] e,
	input [15:0] f,
	input [15:0] g,
	input [15:0] h,
	input [15:0] i,
	input [3:0] sel,
	output logic [15:0] out
);
	always_comb begin
		case(sel)
			4'd0: out = a;
			4'd1: out = b;
			4'd2: out = c;
			4'd3: out = d;
			4'd4: out = e;
			4'd5: out = f;
			4'd6: out = g;
			4'd7: out = h;
			4'd8: out = i;
			default: out = 16'hFFFF; // for sel 9 to 15
		endcase
	end
endmodule

module top_module (
    input [15:0] a,
    input [15:0] b,
    input [15:0] c,
    input [15:0] d,
    input [15:0] e,
    input [15:0] f,
    input [15:0] g,
    input [15:0] h,
    input [15:0] i,
    input [3:0] sel,
    output logic [15:0] out
);

    always @(*) begin
        case(sel)
            4'd0: out = a;
            4'd1: out = b;
            4'd2: out = c;
            4'd3: out = d;
            4'd4: out = e;
            4'd5: out = f;
            4'd6: out = g;
            4'd7: out = h;
            4'd8: out = i;
            default: out = 16'hFFFF; // Set all bits to '1' for unused cases
        endcase
    end

endmodule

module top_module (
	input [15:0] a,
	input [15:0] b,
	input [15:0] c,
	input [15:0] d,
	input [15:0] e,
	input [15:0] f,
	input [15:0] g,
	input [15:0] h,
	input [15:0] i,
	input [3:0] sel,
	output logic [15:0] out
);
	always_comb begin
		case (sel)
			4'b0000: out = a;
			4'b0001: out = b;
			4'b0010: out = c;
			4'b0011: out = d;
			4'b0100: out = e;
			4'b0101: out = f;
			4'b0110: out = g;
			4'b0111: out = h;
			4'b1000: out = i;
			default: out = 16'b1111111111111111; // Set all bits to '1' for unused cases
		endcase
	end
endmodule

module top_module (
    input [15:0] a,
    input [15:0] b,
    input [15:0] c,
    input [15:0] d,
    input [15:0] e,
    input [15:0] f,
    input [15:0] g,
    input [15:0] h,
    input [15:0] i,
    input [3:0] sel,
    output logic [15:0] out
);
    always_comb begin
        case (sel)
            4'b0000: out = a;
            4'b0001: out = b;
            4'b0010: out = c;
            4'b0011: out = d;
            4'b0100: out = e;
            4'b0101: out = f;
            4'b0110: out = g;
            4'b0111: out = h;
            4'b1000: out = i;
            default: out = 16'hFFFF; // All bits set to '1'
        endcase
    end
endmodule

module top_module (
	input [15:0] a,
	input [15:0] b,
	input [15:0] c,
	input [15:0] d,
	input [15:0] e,
	input [15:0] f,
	input [15:0] g,
	input [15:0] h,
	input [15:0] i,
	input [3:0] sel,
	output logic [15:0] out
);

	always_comb begin
		case (sel)
			4'b0000: out = a;
			4'b0001: out = b;
			4'b0010: out = c;
			4'b0011: out = d;
			4'b0100: out = e;
			4'b0101: out = f;
			4'b0110: out = g;
			4'b0111: out = h;
			4'b1000: out = i;
			default: out = 16'b1111111111111111; // Set output to '1's for sel >= 9
		endcase
	end

endmodule

module top_module (
    input [15:0] a,
    input [15:0] b,
    input [15:0] c,
    input [15:0] d,
    input [15:0] e,
    input [15:0] f,
    input [15:0] g,
    input [15:0] h,
    input [15:0] i,
    input [3:0] sel,
    output logic [15:0] out
);

    always_comb begin
        case (sel)
            4'd0: out = a;
            4'd1: out = b;
            4'd2: out = c;
            4'd3: out = d;
            4'd4: out = e;
            4'd5: out = f;
            4'd6: out = g;
            4'd7: out = h;
            4'd8: out = i;
            default: out = 16'b1111111111111111; // All bits set to '1'
        endcase
    end

endmodule

module top_module (
	input [15:0] a,
	input [15:0] b,
	input [15:0] c,
	input [15:0] d,
	input [15:0] e,
	input [15:0] f,
	input [15:0] g,
	input [15:0] h,
	input [15:0] i,
	input [3:0] sel,
	output logic [15:0] out
);

    always_comb begin
        case (sel)
            4'd0: out = a;
            4'd1: out = b;
            4'd2: out = c;
            4'd3: out = d;
            4'd4: out = e;
            4'd5: out = f;
            4'd6: out = g;
            4'd7: out = h;
            4'd8: out = i;
            default: out = 16'hFFFF; // Set all bits to '1' for sel 9 to 15
        endcase
    end

endmodule

module top_module (
	input [15:0] a,
	input [15:0] b,
	input [15:0] c,
	input [15:0] d,
	input [15:0] e,
	input [15:0] f,
	input [15:0] g,
	input [15:0] h,
	input [15:0] i,
	input [3:0] sel,
	output logic [15:0] out
);
	always_comb begin
		case(sel)
			4'b0000: out = a;
			4'b0001: out = b;
			4'b0010: out = c;
			4'b0011: out = d;
			4'b0100: out = e;
			4'b0101: out = f;
			4'b0110: out = g;
			4'b0111: out = h;
			4'b1000: out = i;
			default: out = 16'hFFFF; // All bits set to '1'
		endcase
	end
endmodule

module top_module (
    input [15:0] a,
    input [15:0] b,
    input [15:0] c,
    input [15:0] d,
    input [15:0] e,
    input [15:0] f,
    input [15:0] g,
    input [15:0] h,
    input [15:0] i,
    input [3:0] sel,
    output logic [15:0] out
);

    always_comb begin
        case (sel)
            4'd0: out = a;
            4'd1: out = b;
            4'd2: out = c;
            4'd3: out = d;
            4'd4: out = e;
            4'd5: out = f;
            4'd6: out = g;
            4'd7: out = h;
            4'd8: out = i;
            default: out = 16'hFFFF; // Set all bits to '1' for unused sel values (9 to 15)
        endcase
    end

endmodule

module top_module (
	input [15:0] a,
	input [15:0] b,
	input [15:0] c,
	input [15:0] d,
	input [15:0] e,
	input [15:0] f,
	input [15:0] g,
	input [15:0] h,
	input [15:0] i,
	input [3:0] sel,
	output logic [15:0] out
);
	always_comb begin
		case (sel)
			4'd0: out = a;
			4'd1: out = b;
			4'd2: out = c;
			4'd3: out = d;
			4'd4: out = e;
			4'd5: out = f;
			4'd6: out = g;
			4'd7: out = h;
			4'd8: out = i;
			default: out = 16'hFFFF; // Set all bits to '1' for sel 9-15
		endcase
	end
endmodule

module top_module (
    input [15:0] a,
    input [15:0] b,
    input [15:0] c,
    input [15:0] d,
    input [15:0] e,
    input [15:0] f,
    input [15:0] g,
    input [15:0] h,
    input [15:0] i,
    input [3:0] sel,
    output logic [15:0] out
);
    always @* begin
        case (sel)
            4'd0: out = a;
            4'd1: out = b;
            4'd2: out = c;
            4'd3: out = d;
            4'd4: out = e;
            4'd5: out = f;
            4'd6: out = g;
            4'd7: out = h;
            4'd8: out = i;
            default: out = 16'b1111111111111111; // Set output to '1' for unused cases
        endcase
    end
endmodule


module top_module(
	input [2:0] a,
	input [2:0] b,
	output [2:0] out_or_bitwise,
	output out_or_logical,
	output [5:0] out_not
);
	assign out_or_bitwise = a | b;
	assign out_or_logical = |a | |b;
	assign out_not = {~b, ~a};
endmodule

module top_module(
	input [2:0] a,
	input [2:0] b,
	output [2:0] out_or_bitwise,
	output out_or_logical,
	output [5:0] out_not
);
    assign out_or_bitwise = a | b;
    assign out_or_logical = |(a) | |(b);
    assign out_not = {~b, ~a};
endmodule

module top_module(
    input [2:0] a,
    input [2:0] b,
    output [2:0] out_or_bitwise,
    output out_or_logical,
    output [5:0] out_not
);

    assign out_or_bitwise = a | b;
    assign out_or_logical = |{a, b}; // Logical OR of the two vectors
    assign out_not = {~b, ~a}; // Inverse of b in upper half, a in lower half

endmodule

module top_module(
	input [2:0] a,
	input [2:0] b,
	output [2:0] out_or_bitwise,
	output out_or_logical,
	output [5:0] out_not
);
	assign out_or_bitwise = a | b;
	assign out_or_logical = |(a | b);
	assign out_not = {~b, ~a};
endmodule


module top_module (
	input in,
	input [3:0] state,
	output reg [3:0] next_state,
	output out
);

always @(*) begin
	case (state)
		4'b0001: next_state = (in) ? 4'b0010 : 4'b0001; // State A
		4'b0010: next_state = (in) ? 4'b0010 : 4'b0100; // State B
		4'b0100: next_state = (in) ? 4'b1000 : 4'b0001; // State C
		4'b1000: next_state = (in) ? 4'b0010 : 4'b0100; // State D
		default: next_state = 4'b0001; // Reset to State A
	endcase
end

assign out = (state == 4'b1000) ? 1 : 0; // Output logic for State D

endmodule

module top_module (
	input in,
	input [3:0] state,
	output reg [3:0] next_state,
	output out
);

always @(*) begin
	case (state)
		4'b0001: // State A
			if (in)
				next_state = 4'b0010; // Next state B
			else
				next_state = 4'b0001; // Remain in A
		4'b0010: // State B
			if (in)
				next_state = 4'b0010; // Remain in B
			else
				next_state = 4'b0100; // Next state C
		4'b0100: // State C
			if (in)
				next_state = 4'b1000; // Next state D
			else
				next_state = 4'b0001; // Next state A
		4'b1000: // State D
			if (in)
				next_state = 4'b0100; // Next state C
			else
				next_state = 4'b0010; // Next state B
		default:
			next_state = 4'b0001; // Reset to State A
	endcase
end

assign out = (state == 4'b1000) ? 1 : 0; // Output logic

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);

    always @(*) begin
        case (1'b1) // Check which state is active
            state[0]: begin // State A
                next_state = in ? 4'b0010 : 4'b0001; // A -> A or A -> B
                out = 1'b0;
            end
            state[1]: begin // State B
                next_state = in ? 4'b0010 : 4'b0100; // B -> B or B -> C
                out = 1'b0;
            end
            state[2]: begin // State C
                next_state = in ? 4'b1000 : 4'b0001; // C -> D or C -> A
                out = 1'b0;
            end
            state[3]: begin // State D
                next_state = in ? 4'b0100 : 4'b0010; // D -> C or D -> B
                out = 1'b1;
            end
            default: begin
                next_state = 4'b0001; // Default to state A
                out = 1'b0;
            end
        endcase
    end

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);

    always @(*) begin
        case (state)
            4'b0001: // State A
                if (in)
                    next_state = 4'b0010; // Transition to B
                else
                    next_state = 4'b0001; // Stay in A
            4'b0010: // State B
                if (in)
                    next_state = 4'b0010; // Stay in B
                else
                    next_state = 4'b0100; // Transition to C
            4'b0100: // State C
                if (in)
                    next_state = 4'b1000; // Transition to D
                else
                    next_state = 4'b0001; // Transition to A
            4'b1000: // State D
                if (in)
                    next_state = 4'b0100; // Transition to C
                else
                    next_state = 4'b0010; // Transition to B
            default:
                next_state = 4'b0001; // Default to State A
        endcase
    end

    assign out = (state == 4'b1000) ? 1'b1 : 1'b0; // Output logic

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);

always @(*) begin
    case (state)
        4'b0001: next_state = (in) ? 4'b0010 : 4'b0001; // A
        4'b0010: next_state = (in) ? 4'b0010 : 4'b0100; // B
        4'b0100: next_state = (in) ? 4'b1000 : 4'b0001; // C
        4'b1000: next_state = (in) ? 4'b0010 : 4'b0100; // D
        default: next_state = 4'b0001; // Default to state A
    endcase
end

assign out = (state == 4'b1000) ? 1'b1 : 1'b0; // Output logic

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);

always @(*) begin
    case (1'b1) // one-hot encoding
        state[0]: begin // State A
            next_state = in ? 4'b0010 : 4'b0001; // Next state B or stay in A
            out = 0;
        end
        state[1]: begin // State B
            next_state = in ? 4'b0010 : 4'b0100; // Next state B or C
            out = 0;
        end
        state[2]: begin // State C
            next_state = in ? 4'b1000 : 4'b0001; // Next state D or A
            out = 0;
        end
        state[3]: begin // State D
            next_state = in ? 4'b0100 : 4'b0010; // Next state C or B
            out = 1;
        end
        default: begin
            next_state = 4'b0000; // Undefined state
            out = 0;
        end
    endcase
end

endmodule

module top_module (
	input in,
	input [3:0] state,
	output reg [3:0] next_state,
	output reg out
);

always @(*) begin
	case (state)
		4'b0001: begin // State A
			next_state = (in) ? 4'b0010 : 4'b0001; // A, B
			out = 0;
		end
		4'b0010: begin // State B
			next_state = (in) ? 4'b0010 : 4'b0100; // C, B
			out = 0;
		end
		4'b0100: begin // State C
			next_state = (in) ? 4'b1000 : 4'b0001; // A, D
			out = 0;
		end
		4'b1000: begin // State D
			next_state = (in) ? 4'b0100 : 4'b0010; // C, B
			out = 1;
		end
		default: begin
			next_state = 4'b0001; // Default to State A
			out = 0;
		end
	endcase
end

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);

always @(*) begin
    case (state)
        4'b0001: begin // State A
            next_state = (in) ? 4'b0010 : 4'b0001; // A, B
            out = 1'b0;
        end
        4'b0010: begin // State B
            next_state = (in) ? 4'b0010 : 4'b0100; // C, B
            out = 1'b0;
        end
        4'b0100: begin // State C
            next_state = (in) ? 4'b1000 : 4'b0001; // A, D
            out = 1'b0;
        end
        4'b1000: begin // State D
            next_state = (in) ? 4'b0100 : 4'b0010; // C, B
            out = 1'b1;
        end
        default: begin
            next_state = 4'b0001; // Default to state A
            out = 1'b0;
        end
    endcase
end

endmodule

module top_module (
	input in,
	input [3:0] state,
	output reg [3:0] next_state,
	output out
);

always @(*) begin
	case (state)
		4'b0001: next_state = (in) ? 4'b0010 : 4'b0001; // A
		4'b0010: next_state = (in) ? 4'b0010 : 4'b0100; // B
		4'b0100: next_state = (in) ? 4'b1000 : 4'b0001; // C
		4'b1000: next_state = (in) ? 4'b0010 : 4'b0100; // D
		default: next_state = 4'b0001; // Default to state A
	endcase
end

assign out = (state == 4'b1000) ? 1 : 0; // Output is 1 only in state D

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);

always @(*) begin
    case (state)
        4'b0001: next_state = (in ? 4'b0010 : 4'b0001); // State A
        4'b0010: next_state = (in ? 4'b0010 : 4'b0100); // State B
        4'b0100: next_state = (in ? 4'b1000 : 4'b0001); // State C
        4'b1000: next_state = (in ? 4'b0010 : 4'b0100); // State D
        default: next_state = 4'b0001; // Default to State A
    endcase
end

assign out = (state == 4'b1000) ? 1 : 0; // Output logic for State D

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);

always @(*) begin
    // Default output
    next_state = 4'b0000;
    out = 0;

    case (1'b1) // One-hot encoding, only one state can be high
        state[0]: begin // State A
            if (in) next_state = 4'b0010; // Next state B
            else next_state = 4'b0001; // Stay in A
            out = 0;
        end
        state[1]: begin // State B
            if (in) next_state = 4'b0010; // Stay in B
            else next_state = 4'b0100; // Next state C
            out = 0;
        end
        state[2]: begin // State C
            if (in) next_state = 4'b1000; // Next state D
            else next_state = 4'b0001; // Next state A
            out = 0;
        end
        state[3]: begin // State D
            if (in) next_state = 4'b0100; // Next state C
            else next_state = 4'b0010; // Next state B
            out = 1;
        end
    endcase
end

endmodule

module top_module (
	input in,
	input [3:0] state,
	output reg [3:0] next_state,
	output out
);

always @(*) begin
	case (state)
		4'b0001: // State A
			if (in == 0)
				next_state = 4'b0001; // Stay in A
			else
				next_state = 4'b0010; // Transition to B
		4'b0010: // State B
			if (in == 0)
				next_state = 4'b0100; // Transition to C
			else
				next_state = 4'b0010; // Stay in B
		4'b0100: // State C
			if (in == 0)
				next_state = 4'b0001; // Transition to A
			else
				next_state = 4'b1000; // Transition to D
		4'b1000: // State D
			if (in == 0)
				next_state = 4'b0100; // Transition to C
			else
				next_state = 4'b0010; // Transition to B
		default:
			next_state = 4'b0001; // Default to state A
	endcase
end

assign out = (state == 4'b1000) ? 1 : 0; // Output is 1 only in state D

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);

always @(*) begin
    case (state)
        4'b0001: next_state = (in ? 4'b0010 : 4'b0001); // A
        4'b0010: next_state = (in ? 4'b0010 : 4'b0100); // B
        4'b0100: next_state = (in ? 4'b1000 : 4'b0001); // C
        4'b1000: next_state = (in ? 4'b0010 : 4'b0100); // D
        default: next_state = 4'b0000; // default state
    endcase
end

assign out = (state == 4'b1000) ? 1 : 0; // Output logic

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);

    always @(*) begin
        case (state)
            4'b0001: next_state = (in == 0) ? 4'b0001 : 4'b0010; // State A
            4'b0010: next_state = (in == 0) ? 4'b0010 : 4'b0100; // State B
            4'b0100: next_state = (in == 0) ? 4'b0001 : 4'b1000; // State C
            4'b1000: next_state = (in == 0) ? 4'b0100 : 4'b0010; // State D
            default: next_state = 4'b0001; // Default to state A
        endcase
    end

    assign out = (state == 4'b1000) ? 1 : 0; // Output is 1 only in state D

endmodule

module top_module (
	input in,
	input [3:0] state,
	output reg [3:0] next_state,
	output out
);

always @(*) begin
    case (state)
        4'b0001: next_state = (in) ? 4'b0010 : 4'b0001; // State A
        4'b0010: next_state = (in) ? 4'b0010 : 4'b0100; // State B
        4'b0100: next_state = (in) ? 4'b1000 : 4'b0001; // State C
        4'b1000: next_state = (in) ? 4'b0010 : 4'b0100; // State D
        default: next_state = 4'b0001; // Reset to state A
    endcase
end

assign out = (state == 4'b1000) ? 1'b1 : 1'b0; // Output logic for state D

endmodule

module top_module (
	input in,
	input [3:0] state,
	output reg [3:0] next_state,
	output out
);

always @(*) begin
	case (state)
		4'b0001: next_state = (in == 0) ? 4'b0001 : 4'b0010; // A
		4'b0010: next_state = (in == 0) ? 4'b0100 : 4'b0010; // B
		4'b0100: next_state = (in == 0) ? 4'b0001 : 4'b1000; // C
		4'b1000: next_state = (in == 0) ? 4'b0100 : 4'b0010; // D
		default: next_state = 4'b0001; // Default to state A
	endcase
end

assign out = (state == 4'b1000) ? 1 : 0; // Output for state D

endmodule

module top_module (
	input in,
	input [3:0] state,
	output reg [3:0] next_state,
	output out
);

always @(*) begin
	case (state)
		4'b0001: next_state = (in) ? 4'b0010 : 4'b0001; // State A
		4'b0010: next_state = (in) ? 4'b0010 : 4'b0100; // State B
		4'b0100: next_state = (in) ? 4'b1000 : 4'b0001; // State C
		4'b1000: next_state = (in) ? 4'b0010 : 4'b0100; // State D
		default: next_state = 4'b0001; // Default to state A
	endcase
end

assign out = (state == 4'b1000) ? 1 : 0; // Output logic for state D

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);
    assign out = state[3]; // Output is high when in state D

    always @(*) begin
        case (state)
            4'b0001: next_state = (in == 0) ? 4'b0001 : 4'b0010; // State A
            4'b0010: next_state = (in == 0) ? 4'b0100 : 4'b0010; // State B
            4'b0100: next_state = (in == 0) ? 4'b0001 : 4'b1000; // State C
            4'b1000: next_state = (in == 0) ? 4'b0100 : 4'b0010; // State D
            default: next_state = 4'b0001; // Default to State A
        endcase
    end
endmodule

module top_module (
	input in,
	input [3:0] state,
	output reg [3:0] next_state,
	output out
);

always @(*) begin
    case (state)
        4'b0001: next_state = (in) ? 4'b0010 : 4'b0001; // State A
        4'b0010: next_state = (in) ? 4'b0010 : 4'b0100; // State B
        4'b0100: next_state = (in) ? 4'b1000 : 4'b0001; // State C
        4'b1000: next_state = (in) ? 4'b0010 : 4'b0100; // State D
        default: next_state = 4'b0001; // Default to State A
    endcase
end

assign out = (state == 4'b1000) ? 1 : 0; // Output logic for State D

endmodule

module top_module (
    input in,
    input [3:0] state,
    output reg [3:0] next_state,
    output out
);

    always @(*) begin
        case (1'b1)
            state[0]: begin // State A
                next_state = (in) ? 4'b0010 : 4'b0001; // A -> B or stay in A
                out = 0;
            end
            state[1]: begin // State B
                next_state = (in) ? 4'b0010 : 4'b0100; // B -> B or C
                out = 0;
            end
            state[2]: begin // State C
                next_state = (in) ? 4'b1000 : 4'b0001; // C -> D or A
                out = 0;
            end
            state[3]: begin // State D
                next_state = (in) ? 4'b0100 : 4'b0010; // D -> C or B
                out = 1;
            end
            default: begin
                next_state = 4'b0001; // Default to State A
                out = 0;
            end
        endcase
    end

endmodule


module top_module (
	input [7:0] a,
	input [7:0] b,
	input [7:0] c,
	input [7:0] d,
	output reg [7:0] min
);

always @* begin
	if (a <= b && a <= c && a <= d)
		min = a;
	else if (b <= a && b <= c && b <= d)
		min = b;
	else if (c <= a && c <= b && c <= d)
		min = c;
	else
		min = d;
end

endmodule

module top_module (
	input [7:0] a,
	input [7:0] b,
	input [7:0] c,
	input [7:0] d,
	output reg [7:0] min
);

always @* begin
    min = a; // Assume a is the minimum initially
    if (b < min) min = b;
    if (c < min) min = c;
    if (d < min) min = d;
end

endmodule

module top_module (
    input [7:0] a,
    input [7:0] b,
    input [7:0] c,
    input [7:0] d,
    output reg [7:0] min
);

always @* begin
    min = a; // Initialize min to a
    if(b < min) min = b; // Compare with b
    if(c < min) min = c; // Compare with c
    if(d < min) min = d; // Compare with d
end

endmodule

module top_module (
	input [7:0] a,
	input [7:0] b,
	input [7:0] c,
	input [7:0] d,
	output reg [7:0] min
);

	always @(*) begin
		min = a; // Initialize min to a
		if (b < min) min = b; // Compare b with current min
		if (c < min) min = c; // Compare c with current min
		if (d < min) min = d; // Compare d with current min
	end

endmodule

module top_module (
	input [7:0] a,
	input [7:0] b,
	input [7:0] c,
	input [7:0] d,
	output reg [7:0] min
);

always @* begin
	min = a; // Start with the assumption that 'a' is the minimum
	if (b < min) min = b; // Compare with 'b'
	if (c < min) min = c; // Compare with 'c'
	if (d < min) min = d; // Compare with 'd'
end

endmodule

module top_module (
	input [7:0] a,
	input [7:0] b,
	input [7:0] c,
	input [7:0] d,
	output reg [7:0] min
);

always @* begin
	if (a < b) begin
		if (a < c) begin
			if (a < d)
				min = a;
			else
				min = d;
		end else begin
			if (c < d)
				min = c;
			else
				min = d;
		end
	end else begin
		if (b < c) begin
			if (b < d)
				min = b;
			else
				min = d;
		end else begin
			if (c < d)
				min = c;
			else
				min = d;
		end
	end
end

endmodule

module top_module (
    input [7:0] a,
    input [7:0] b,
    input [7:0] c,
    input [7:0] d,
    output reg [7:0] min
);
    always @* begin
        min = a; // Start by assuming a is the minimum
        if (b < min) min = b; // Compare with b
        if (c < min) min = c; // Compare with c
        if (d < min) min = d; // Compare with d
    end
endmodule

module top_module (
    input [7:0] a,
    input [7:0] b,
    input [7:0] c,
    input [7:0] d,
    output reg [7:0] min
);
    always @(*) begin
        min = a; // Assume a is the minimum initially
        if (b < min) min = b;
        if (c < min) min = c;
        if (d < min) min = d;
    end
endmodule

module top_module (
	input [7:0] a,
	input [7:0] b,
	input [7:0] c,
	input [7:0] d,
	output reg [7:0] min
);

always @(*) begin
	if (a <= b && a <= c && a <= d)
		min = a;
	else if (b <= a && b <= c && b <= d)
		min = b;
	else if (c <= a && c <= b && c <= d)
		min = c;
	else
		min = d;
end

endmodule

module top_module (
	input [7:0] a,
	input [7:0] b,
	input [7:0] c,
	input [7:0] d,
	output reg [7:0] min
);

always @* begin
    min = a; // Initialize min to a
    if (b < min) min = b; // Compare b with current min
    if (c < min) min = c; // Compare c with current min
    if (d < min) min = d; // Compare d with current min
end

endmodule

module top_module (
	input [7:0] a,
	input [7:0] b,
	input [7:0] c,
	input [7:0] d,
	output reg [7:0] min
);

	always @* begin
		min = a; // Assume a is the minimum

		if (b < min) min = b;
		if (c < min) min = c;
		if (d < min) min = d;
	end

endmodule

module top_module (
    input [7:0] a,
    input [7:0] b,
    input [7:0] c,
    input [7:0] d,
    output reg [7:0] min
);

    always @* begin
        min = a; // Assume a is the minimum initially
        if (b < min) min = b; // Update min if b is smaller
        if (c < min) min = c; // Update min if c is smaller
        if (d < min) min = d; // Update min if d is smaller
    end

endmodule


module top_module (
    input a,
    input b,
    output out_and,
    output out_or,
    output out_xor,
    output out_nand,
    output out_nor,
    output out_xnor,
    output out_anotb
);

assign out_and = a & b;
assign out_or = a | b;
assign out_xor = a ^ b;
assign out_nand = ~(a & b);
assign out_nor = ~(a | b);
assign out_xnor = ~(a ^ b);
assign out_anotb = a & ~b;

endmodule