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  1. #include<stdio.h>
  2. int main()
  3. {
  4. int n,p=0,i;
  5. printf("\nenter the no.=");
  6. scanf("%d",&n);
  7. for(i=2;i<n/2;i++)
  8. {
  9. if(n%i==0)
  10. {
  11. p=1;
  12. //printf("not prime");
  13. break;
  14. }
  15. else if(p==0)
  16. {
  17. printf("\nprime no.s are %d",i);
  18. }
  19. }
  20. //return 0;
  21. }
  22.  
Success #stdin #stdout 0s 10304KB
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stdin
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Standard input is empty
stdout
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enter the no.=
prime no.s are 2
prime no.s are 3
prime no.s are 4
prime no.s are 5
prime no.s are 6
prime no.s are 7
prime no.s are 8
prime no.s are 9
prime no.s are 10
prime no.s are 11
prime no.s are 12
prime no.s are 13
prime no.s are 14
prime no.s are 15
prime no.s are 16
https://ideone.com/9RiZsU
language:
C (gcc 8.3)
created:
6 years ago
visibility:
public

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