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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. int arr[]= {0, 1, 2, 3, 4, 5, 6, 7, 8};
  6. int n=sizeof(arr)/sizeof(arr[0]);
  7. int sum=0;
  8. int l=3,r=7;
  9. for(int i=l;i<=r;i++)
  10. sum=sum+arr[i];
  11. cout<<sum;
  12. return 0;
  13. }
  14.  
Success #stdin #stdout 0s 5288KB
stdin
Standard input is empty
stdout
25