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  1. #include <stdio.h>
  2.  
  3. //階乗計算を再帰を用いて行う
  4. int factorial(int n){
  5.     if (n == 1){
  6.         return 1;
  7.     }
  8.     else{
  9.         return n * factorial(n - 1);
  10.     }
  11. }
  12.  
  13. int main(void) {
  14.     int n = 3;
  15.     printf("1から%dまでの積は%d\n", n, factorial(n));
  16.     return 0;
  17. }
Success #stdin #stdout 0s 5284KB
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1から3までの積は6
https://ideone.com/XBncH3
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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