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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int n,k;
  6. 	cin>>n>>k;
  7.  
  8. 	vector<int> numbers(n);
  9.  
  10. 	for(auto& number: numbers){
  11. 		cin>>number;
  12. 	}
  13.  
  14. 	int answer = 0;
  15.  
  16. 	for(int i=0; i<n; i++){
  17. 		int sum = 0;
  18. 		for(int j=i; j<n; j++){
  19. 			sum += numbers[j];
  20.  
  21. 			if(sum%k == j - i + 1)answer++;
  22. 		}
  23. 	}
  24.  
  25. 	cout << answer;
  26.  
  27. 	return 0;
  28. }
Success #stdin #stdout 0.01s 5276KB
comments (?)
stdin 
5 100
1 4 2 3 5
stdout 
1
https://ideone.com/Moz0UB
language:
C++14 (gcc 8.3)
created:
1 day ago
visibility:
public

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