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  1. #include <iostream>
  2. #include<bits/stdc++.h>
  3. using ll = long long;
  4. #define fo(i,start,end) for(int i = start;i<end;i++)
  5. using namespace std;
  6.  
  7. int main() {
  8. 	// your code goes here
  9. 	vector<int>arr = {3,4,1,2,1,4};
  10. 	int n = 6;
  11. 	int l = 2 ; 
  12. 	int	r = 5; //one based index
  13. 	int sum = 0;
  14. 	fo(i,l-1,r){
  15. 		sum += arr[i];
  16. 	}
  17. 	cout<<"Sum of array in range "<<l<<" to "<<r<<" is:"<<sum<<endl;
  18.  
  19. 	return 0;
  20. }
Success #stdin #stdout 0.01s 5328KB
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Standard input is empty
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Sum of array in range 2 to 5 is:8
https://ideone.com/Diekna
language:
C++14 (gcc 8.3)
created:
15 hours ago
visibility:
public

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