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// fun.v: Have you got fun reading the code ?

`include "inc.v"

// turn "00000001111111111111111" into "00000001000000000000000"

module func6(clk, in, out);

    input clk, in;

    output out;

    reg reg1, reg2;

    always @ (posedge clk)

      begin

        reg1 <= in; reg2 <= reg1;

      end

    assign out = {reg2,reg1}==2'b01 ? 1 : 0;

endmodule