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  1. #include <stdio.h>
  2.  
  3. int main() {
  4. 	int n;
  5.     printf("Enter the number: ");
  6.     scanf("%d",&n);
  7.        int a=0;
  8.     for(int i=2;i<=n-1;i++){
  9.         if(n%i==0){
  10.           a=1;
  11.           break;
  12.         }
  13.     }
  14.       if(a==0) printf("Prime");
  15.       else printf("composite");
  16.  
  17. 	return 0;
  18. }
  19.  
Success #stdin #stdout 0.01s 5288KB
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Enter the number: Prime
https://ideone.com/g2iaFd
language:
C (gcc 8.3)
created:
11 days ago
visibility:
public

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