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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. int sum(vector<int> &v,int l,int r){
  4. 	int a=0;
  5. 	for(int i=l;i<=r;i++)a+=v[i];
  6.  
  7. 	return a;
  8. }
  9. int main() {
  10. 	// your code goes here
  11. 	int n;cin>>n;
  12. 	vector<int>v(n);
  13. 	for(int i=0;i<n;i++)cin>>v[i];
  14. 	int q;cin>>q;
  15. 	while(q--){
  16. 		int l,r;cin>>l>>r;
  17. 		cout<<sum(v,l,r)<<endl;
  18. 	}
  19. 	return 0;
  20. }
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin
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5
1 2 3 4 5
3 
1 2
3 4
0 1
stdout
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5
9
3
https://ideone.com/4VCTfo
language:
C++14 (gcc 8.3)
created:
5 hours ago
visibility:
public

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