public static void printTruthTable(String [][] results, int propagationTime){
		for(int i = 0; i < results.length; i++){
			for(int j = 0; j < results[0].length; j++){
				if(i == 0 || results[0][j].length() == 1)
					System.out.print("|" + results[i][j]);
				else
					System.out.print("|" + results[i][j] + String.format("%1$" + (results[0][j].length()-1) + "s", "" ));
			}
			System.out.println("|");
		}
		System.out.println("Propagation Time: " + propagationTime + "ns");
	}