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nand2tetris/project-1-boolean-logic/01/Or.hdl
2026-01-10 07:00:38 +01:00

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// 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/1/Or.hdl
/**
* Or gate:
* if (a or b) out = 1, else out = 0
*/
CHIP Or {
IN a, b;
OUT out;
PARTS:
//// Replace this comment with your code.
Nand(a=a, b=a, out=nanda);
Nand(a=b, b=b, out=nandb);
Nand(a=nanda , b=nandb , out=out);
}