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  1. #include <stdio.h>
  2. //階乗計算を再帰を用いて行う
  3. int factorial(int n){
  4.     if (n == 1){
  5.     	return 1;
  6.     }
  7.     else{
  8.     	return n*factorial(n-1);
  9.     }
  10. }
  11.  
  12. int main(void) {
  13.     int n = 3;
  14.     printf("1から%dまでの積は%d\n", n, factorial(n));
  15. 	return 0;
  16. }
  17.  
Success #stdin #stdout 0s 5284KB
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1から3までの積は6
https://ideone.com/Vv9TwE
language:
C (gcc 8.3)
created:
8 days ago
visibility:
public

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