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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int m,i;
  5.     scanf("%d",&m);
  6.     for(i=2;i<m;i++)
  7. {
  8.     if(m%i==0)break;}
  9.     if(i==m)
  10.     printf("%d is\n",m);
  11.     else
  12.     printf("%d is not\n",m);
  13.  
  14. 	return 0;
  15. }
  16.  
Success #stdin #stdout 0s 5312KB
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https://ideone.com/jbZ3gn
language:
C (gcc 8.3)
created:
7 hours ago
visibility:
public

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