[Java] 팩토리얼 (재귀호출)

 

public class Factorial {

	private static int fact(int i) {
		if (i > 1) {
			return i * fact(i - 1);
		} else {
			return i;
		}
	}

	public static void main(String[] args) {
		int input = 10;
		System.out.println(fact(input));
	}

}