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  1. #include <stdio.h>
  2. int factorial( int n ){
  3. 	if(n==1) return 1;
  4. 	if(n==0) return 1;
  5. 	else return factorial(n-1)*n*factorial(0);
  6. }
  7. int main(void) {
  8. int n;
  9. scanf("%d", &n);
  10. printf("%dの階乗は%d\n", n, factorial(n));
  11. return 0;
  12. }
Success #stdin #stdout 0.01s 5316KB
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stdin
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5
stdout
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5の階乗は120
https://ideone.com/Rq0lK4
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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