fork download 
  1. final class Ideone {
  2.  
  3.   static int factsum(int n) {
  4.   	int v = 1;
  5.     while (n > 1) {
  6.       v = 1 + n-- * v;
  7.     }
  8.     return v;
  9.   }
  10.  
  11.   public static void main(final String[] argv) {
  12.     System.out.println(factsum(4));
  13.   }
  14. }
Success #stdin #stdout 0.07s 380224KB
comments (?)
stdin 
Standard input is empty
stdout 
33
https://ideone.com/to3bzf
language:
Java (12.0.1)
created:
12 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!