fork download
copy 
  1. #include <stdio.h>
  2. //課題２
  3.  
  4. int prime(int n){
  5. 	int i,count=0;
  6. 	for (i=2; i<n; i++){
  7. 	if (n%i == 0) count +=1;}
  8. 	if (count != 0)
  9. 	return 0;
  10. 	else
  11. 	return 1;
  12. }
  13. int main(void) {
  14. 	int a;
  15. 	scanf("%d",&a);
  16. 	if (prime(a)== 1  )
  17. 	printf("素数です");
  18. 	else 
  19. 	printf("素数ではありません");
  20. 	return 0;
  21. }
  22.  
Success #stdin #stdout 0s 5320KB
comments (?)
stdin
copy 
22
stdout
copy 
素数ではありません
https://ideone.com/LZctQ1
language:
C (gcc 8.3)
created:
1 day 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!