`timescale 1ns/1ns module top_module( input [4:0] a, b, c, d, e, f, output [7:0] w, x, y, z ); wire [31:0] temp; assign temp = {a,b,c,d,e,f,2'b11}; assign {w,x,y,z} = {temp[31:24],temp[23:16],temp[15:8],temp[7:0]}; endmodule