Submission

Status:

PPPPPPPPPPPPPPPPPPPP

Score: 100

User: TT

Problemset: ผลบวก (กลาง)

Language: cpp

Time: 0.180 second

Submitted On: 2024-10-25 13:13:13

#include <bits/stdc++.h>
using namespace std;
#define int long long
const int Mxn = 1e6 + 7;
int n, q, t;
int p[Mxn];
int32_t main() {
	cin >> n;
	int p[n + 1];
	for(int i = 1, x; i <= n; ++i) {
		cin >> x;
		p[i] = p[i - 1] + x;
	}
	cin >> q;
	while(q--) {
		int u, v;
		cin >> u >> v;
		cout << p[v + 1] - p[u] << '\n';
	}
    return 0;
}
/*
8
4 1 2 3 4 2 5 8
2
3 6
1 5
*/