/**************************************
* Module: mux2a1gates
* Date:2013-07-04  
* Author: leon     
*
* Description: Mutltiplexor 2 a 1 RTL
***************************************/
module  mux2a1pro(a,b,c,s);
input a,b,c;
output s;
reg s;
always @ (a,b,c)
if (c) s=a;
    else s=b;
endmodule