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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int t;
  6. 	cin>>t;
  7. 	while(t--)
  8. 	{
  9. 		int n,v;
  10. 		long  long int a[n];
  11. 		cin>>n>>v;
  12. 		for(int i=0;i<n;i++)
  13. 		{
  14. 			cin>>a[i];
  15. 		}
  16. 		int s=0;
  17. 		for(int i=0;i<n;i++)
  18. 		{
  19. 			for(int j=1;j<n;j++)
  20. 			{
  21. 				if(a[i]-a[j]==v || a[j]-a[i]==v)
  22. 				{
  23. 					s++;
  24. 				}
  25. 			}
  26. 		}
  27. 		if(s>0)
  28. 			cout<<"true\n";
  29.  
  30. 		else
  31. 			cout<<"false\n";
  32. 	}
  33. 	return 0;
  34. }
Success #stdin #stdout 0.01s 5504KB
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/JJqelY
language:
C++ (gcc 8.3)
created:
1 year ago
visibility:
public

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