...-bit Adder
// Verilog code for full adder
module full_adder(x,y,c_in,s,c_out);
input x,y,c_in;
output s,c_out;
assign s = (x^y) ^ c_in;
assign c_out = (y&c_in)| (x&y) | (x&c_in);
endmodule // full_adder
