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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. #define int long long
  4. int p[1000001];
  5.  
  6. //int dp[100001];
  7.  
  8. void pre()
  9. {
  10. 	memset(p,0,sizeof p);
  11. 	p[0]=1;
  12. 	p[1]=1;
  13.  
  14.  
  15. 	for(int i=2;i<=100;i++)
  16. 	p[i*i*i]=1;
  17. }
  18.  
  19. main()
  20. {
  21. 	int t;
  22. 	cin>>t;
  23. 	pre();
  24. 	while(t--)
  25. 	{
  26. 		int n,k;
  27. 		cin>>n>>k;
  28. 		int cubes = n*n*n;
  29. 		int left = cubes-k;
  30.  
  31. 		int cnt=0;
  32. 		bool f=false;
  33.  
  34.  
  35. 		while(1)
  36. 		{
  37. 			int r= left+ cubes*cnt;
  38. 			if(r>100*100*100)
  39. 				break;
  40. 		//	cout<<left<<" ";
  41. 			if(p[r]){
  42. 			f=true;
  43. 			break;
  44. 		}
  45. 			cnt++;
  46. 		}
  47.  
  48. 		if(p[left])
  49. 		cout<<"YES"<<endl;
  50. 		else if(f)
  51. 		cout<<"YES"<<endl;
  52. 		else
  53. 		cout<<"NO"<<endl;	
  54. 	}
  55. }
Success #stdin #stdout 0s 11288KB
comments (?)
stdin
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3
2 5
2 2
3 1
stdout
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YES
NO
YES
https://ideone.com/44Rpf7
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
secret

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