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Apr 6th, 2020
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C++ 0.46 KB | None | 0 0
  1. #include<iostream>
  2. #include<vector>
  3. using namespace std;
  4. int main()
  5. {
  6.     int n,a,l,r;
  7.     cin>>n;
  8.     int arr[n];
  9.     vector<int>v;
  10.     for(int i=0;i<n;i++)
  11.         cin>>arr[i];
  12.     cin>>a;
  13.     int sum;
  14.     for(int i=0;i<a;i++)
  15.     {
  16.         sum = 0;
  17.         cin>>l>>r;
  18.         l--;r--;
  19.         for(int j=l;j<=r;j++)
  20.             sum = sum + arr[j];
  21.         v.push_back(sum);
  22.     }
  23.     for(int i=0;i<v.size();i++)
  24.         cout<<v[i]<<" ";    
  25. }
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