fork download
copy 
  1. #include <stdio.h>
  2. int main(void)
  3. {
  4.     int   i, n;
  5.     long p = 1;        
  6.     printf("Please enter n:");
  7.     scanf("%d", &n);
  8.     for (i=1; i<=n; i++)
  9.     {
  10.      p = p * i;                       
  11.     }
  12.     printf("%d! = %ld\n", n, p);     /* 以长整型格式输出n的阶乘值 */
  13.     return 0;
  14. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin
copy 
30
stdout
copy 
Please enter n:30! = -8764578968847253504
https://ideone.com/sVvsE2
language:
C (gcc 8.3)
created:
15 hours 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!