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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. typedef long long ll;
  4. int main()
  5. {
  6. 	int n;
  7. 	ll a,b,x;
  8. 	cin>>n;
  9. 	for(int i=0;i<n;i++)
  10. 	{	
  11. 		cin>>a>>b;
  12. 		x=(ll)(a*b);
  13. 		ll crt=(ll)cbrt(x);
  14. 		if(crt*crt*crt==x)
  15. 			cout<<"Yes"<<endl;
  16. 		else
  17. 			cout<<"No"<<endl;
  18. 	}
  19. 	return 0;
  20. }
Success #stdin #stdout 0s 16064KB
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https://ideone.com/143ZiS
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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