fork download
copy 
  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5.  
  6. 	int n,k;
  7. 	cin>>n>>k;
  8.  
  9. 	vector<int> numbers(n);
  10.  
  11. 	for(auto& number: numbers){
  12. 		cin>>number;
  13. 	}
  14.  
  15. 	int answer = 0;
  16.  
  17. 	for(int i=0; i<n; i++){
  18. 		int xorSum = 0;
  19.  
  20. 		for(int j=i; j<n; j++){
  21. 			xorSum ^= numbers[j];
  22.  
  23. 			if(xorSum == k)answer++;
  24. 		}
  25. 	}
  26.  
  27. 	cout<<answer;
  28.  
  29. 	return 0;
  30. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin
copy 
5 6 
4 2 2 6 4
stdout
copy 
4
https://ideone.com/fav4FJ
language:
C++14 (gcc 8.3)
created:
1 day ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!