Loops.java

import java.io.*;
import java.util.*;

public class Loops {
    public int fact ( int n ) {
	if (n == 1)
	    return 1;
	else return n * fact(n-1);
    }

    public int fact2 ( int n ) {
	int result = 1;
	while (n != 1) {
	    result = result * n;
	    n = n - 1;
	}
	return result;
    }
}