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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5. 	int n;cin>>n;
  6. 	bool isp=true;
  7. 	if(n<=1) isp=false;
  8. 	for(int i=2;i<n;i++)
  9. 	{
  10. 		if(n%i==0)
  11. 		{
  12. 			isp=false;
  13. 			break;
  14. 		}
  15. 	}
  16. 	if(isp) cout<<"y";
  17. 	else cout<<"n";
  18. }
Success #stdin #stdout 0s 5316KB
comments (?)
stdin
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5
stdout
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y
https://ideone.com/USZiVp
language:
C++ (gcc 8.3)
created:
10 hours ago
visibility:
public

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