public class Factorial {
	public int computeFactorial(int n) {
		int i;
		int factorial;
		
		factorial = 1;
		i = 1;
		while (i <= n) {
			factorial = factorial * i;
			i = i + 1;
		}
		
		return factorial;
	}
	
	static public void main(String[] args) {
		Factorial factorial = new Factorial();
		int value = factorial.computeFactorial(5);
		System.out.println("Factorial = " + value);
	}
}