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  1. #include <stdio.h>
  2. int fact(int n){
  3. 	int i,ans;
  4.  
  5. 	ans=1;
  6. 	for(i=1;i<=n;i++){
  7. 		ans=ans*i;
  8. 	}
  9. 	return ans;
  10. }
  11. int main(void) {
  12. 	int n;
  13.  
  14. 	scanf("%d",&n);
  15. 	printf("階乗値：%d\n",fact(n));
  16. 	return 0;
  17. }
  18.  
Success #stdin #stdout 0s 5284KB
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階乗値：6
https://ideone.com/VYhhfM
language:
C99 (gcc 8.3)
created:
134 days ago
visibility:
public

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