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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int N,K;
  6. 	bool answer = false;
  7. 	cin >> N >> K;
  8. 	vector<int>P(N),Q(N);
  9. 	for(int i=0; i<N; i++){
  10. 		cin >> P[i];
  11. 	}
  12. 	for(int i=0; i<N; i++){
  13. 		cin >> Q[i];
  14. 	}	
  15.  
  16. 	for(int i=0; i<N; i++){
  17. 		for(int j=0; j<N; j++){
  18. 			if(P[i]==K-Q[j]){
  19. 				answer = true;
  20. 			}
  21. 		}	
  22. 	}
  23.  
  24. 	if(answer){
  25. 		cout << "Yes";
  26. 	}else{
  27. 		cout << "No";
  28. 	}
  29. 	// your code goes here
  30. 	return 0;
  31. }
Success #stdin #stdout 0.01s 5332KB
comments (?)
stdin 
5 53
10 20 30 40 50
1 2 3 4 5
stdout 
Yes
https://ideone.com/23XYPe
language:
C++ (gcc 8.3)
created:
1 hour ago
visibility:
public

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