Submission

Status:

PPPPPPPPPPPPPPPPPPPP

Score: 100

User: Newtonabc

Language: cpp

Time: 0.185 second

Submitted On: 2024-09-30 20:59:41

#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 a,b;
	cin>>a >>b;
	cout<<qs[b+1]-qs[a];
}