#!/usr/bin/env node;
const main = async () => {
	const a = true;
	const b = false;

	console.log("a AND b : " + (a && b));
	console.log("a OR b : " + (a || b));
	console.log("NOT a : " + (!a));
	console.log("NOT b : " + (!b));
}
main().catch( e => { console.error(e) } );