Submission

Score: 5

User: Seng

Problemset: ผลบวก (กลาง)

Language: cpp

Time: 0.299 second

Submitted On: 2026-01-03 11:23:02

#include <bits/stdc++.h>
using namespace std;
int arr[1000001];

int main(){

    int n;
    cin >> n;
    int q;
    
    for(int i = 0; i < n; i++){
        cin >> arr[i];
    }

    cin >> q;

    for(int k = 0; k < q; k++){
        int ans = 0, x, y;
        cin >> x >> y;
        for(int i = x; i <= y; i++){
            ans += arr[i];
        }
        cout << ans << '\n';
    }

    
    
    
    

    

    return 0;
}