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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main() {
  4. 	int t; cin>>t;
  5. 	if(t>=1&&t<=50)
  6. 	{
  7. 		while(t--)
  8. 		{
  9. 			int n,k; cin>>n>>k;
  10. 			if(n>=2&&n<=100000)
  11. 			{
  12. 				int a[n];
  13. 				for(int i=0;i<n;i++)
  14. 				{
  15. 					cin>>a[i];
  16. 				}
  17. 				int found=0;
  18. 				for(int i=0;i<n-1;i++)
  19. 				{
  20. 					for(int j=i+1;j<n;j++)
  21. 					{
  22. 						if(a[j]-a[i]==k)
  23. 						{
  24. 							found=1;
  25. 							break;
  26. 						}
  27. 					}
  28. 				}
  29. 				if(found==1)
  30. 				cout<<"true"<<"\n";
  31. 				else
  32. 				cout<<"false"<<"\n";
  33. 			}
  34. 		}
  35. 	}
  36. 	return 0;
  37. }
Success #stdin #stdout 0.01s 5388KB
comments (?)
stdin
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2
5 60
1 20 40 100 80 
10 11
12 45 52 65 21 645 234 14 575 112
stdout
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true
false
https://ideone.com/c4MDy8
language:
C++14 (gcc 8.3)
created:
2 years ago
visibility:
public

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