백준/재귀
10872 팩토리얼(재귀)
have a good time
2021. 10. 19. 15:37
import java.util.Scanner;
public class Main {
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
int N = sc.nextInt();
System.out.println(factorial(N));
}
public static int factorial(int A) {
if(A<=1) return 1;
return A*factorial(A-1);
}
}