module test (input [3:0] in, input enable, output reg [15:0] out);

always @(in or enable)
    if(!enable)
	    out = 16'b0000000000000000;
	else begin
	   case (in)
	       4'b0000 : out = 16'b0000000000000001;
	       4'b0001 : out = 16'b0000000000000010;
	       4'b0010 : out = 16'b0000000000000100;
	       4'b0011 : out = 16'b0000000000001000;
	       4'b0100 : out = 16'b0000000000010000;
	       4'b0101 : out = 16'b0000000000100000;
	       4'b0110 : out = 16'b0000000001000000;
	       4'b0111 : out = 16'b0000000010000000;
	       4'b1000 : out = 16'b0000000100000000;
	       4'b1001 : out = 16'b0000001000000000;
	       4'b1010 : out = 16'b0000010000000000;
	       4'b1011 : out = 16'b0000100000000000;
	       4'b1100 : out = 16'b0001000000000000;
	       4'b1101 : out = 16'b0010000000000000;
	       4'b1110 : out = 16'b0100000000000000;
	       4'b1111 : out = 16'b1000000000000000;
	    endcase
	end
endmodule