Submission

Score: 100

User: singtoppy

Problemset: ผลบวก (กลาง)

Language: cpp

Time: 0.105 second

Submitted On: 2026-01-01 17:38:16

#include<bits/stdc++.h>
using namespace std;

int main() {
	int t;
	cin >> t;
	vector<int> p(t + 1);
	p[0] = 0;
	for(int i = 1; i <= t; i++) {
		int n;
		cin >> n;
		p[i] = p[i - 1] + n;
	}
	int q;
	cin >> q;
	while(q--) {
		int a, b;
		cin >> a >> b;
		cout << p[b + 1] - p[a] << '\n';
	}
	return 0;
}