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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n;
  6. 	float k = sqrt(n);
  7. 	cin >> n >> k;
  8. 	if ( k * k == n ) cout << " YES ";
  9. 	else cout << " NO ";
  10. 	return 0;
  11. }
Success #stdin #stdout 0.01s 5324KB
comments (?)
stdin 
Standard input is empty
stdout 
 YES
https://ideone.com/se4dtp
language:
C++ (gcc 8.3)
created:
9 days ago
visibility:
public

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