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  1. #include <iostream>
  2. using namespace std;
  3. int count(int arr[],int n,int k){
  4. 	int count;
  5. 	for(int i=0;i<n;i++){
  6. 		int sum=0;
  7. 		for(int j=i;j<n;j++){
  8. 			sum+=arr[j];
  9. 			if(sum%k==j-i+1){
  10. 				count++;
  11. 			}
  12. 		}
  13. 	}
  14. 	return count;
  15. }
  16.  
  17. int main() {
  18. 	// your code goes here
  19. 	int n;
  20. 	cin>>n;
  21. 	int k;
  22. 	cin>>k;
  23. 	int arr[n];
  24. 	for(int i=0;i<n;i++){
  25. 		cin>>arr[i];
  26. 	}
  27. 	cout<<"The count of good subarrays is:"<<count(arr,n,k);
  28. 	return 0;
  29. }
Success #stdin #stdout 0.01s 5288KB
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4 4
1 3 2 4
stdout
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The count of good subarrays is:2
https://ideone.com/UTPiHA
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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