DMux

// This file is part of www.nand2tetris.org
// and the book "The Elements of Computing Systems"
// by Nisan and Schocken, MIT Press.
// File name: projects/01/DMux.hdl

/**
 * Demultiplexor:
 * {a, b} = {in, 0} if sel == 0
 *          {0, in} if sel == 1
 */

CHIP DMux {
    IN in, sel;
    OUT a, b;

    PARTS:
     Nand(a=sel, b=sel, out=nsel);

     Nand(a=in, b=nsel, out=c);
     Nand(a=c, b=c, out=a);


     Nand(a=in, b=sel, out=e);
     Nand(a=e, b=e, out=b);


// Put your code here:
}