import edu.princeton.cs.algs4.Stopwatch;

public class Main {
	
	public static void main(String[] args) {
		
		
		System.out.println("Iterative pascal : ");
		Stopwatch sw1 = new Stopwatch();
		Pascal p = new IterativePascal();
		p.printPascal(50);
		double t1 = sw1.elapsedTime();
		
		System.out.println();
		
		System.out.println("Recursive pascal : ");
		Stopwatch sw2 = new Stopwatch();
		Pascal p1 = new RecursivePascal();
		p1.printPascal(4);
		double t2 = sw2.elapsedTime();
		
		System.out.println();
		
		System.out.println("Fast pascal : ");
		Stopwatch sw3 = new Stopwatch();
		PascalFast p2 = new PascalFast ();
		p2.printPascal(50);
		double t3 = sw3.elapsedTime();
		
		System.out.println("Iterative: " + t1 + " s");
		System.out.println("Recursive: " + t2 + " s");
		System.out.println("Fast: " + t3 + " s");

		
	}

}