Submission

PPPPPPPPPPPPPPPPPPPP

Score: 100

User: Newtonabc

Problemset: ผลบวก (กลาง)

Language: cpp

Time: 0.119 second

Submitted On: 2024-09-30 21:01:03

#include<bits/stdc++.h>
using namespace std;
const int N=1e6+10;
long long qs[N];
int main(){
	int n;
	cin>>n;
	for(int i=1;i<=n;i++) cin>>qs[i],qs[i]+=qs[i-1];
	int q;
	cin>>q;
	while(q--){
		int a,b;
		cin>>a >>b;
		cout<<qs[b+1]-qs[a] <<"\n";
	}
}