Submission

Status:

PPPPPPPPPPPPPPPPPPPP

Score: 100

User: lnwjing

Problemset: ผลบวก (ง่าย)

Language: cpp

Time: 0.066 second

Submitted On: 2024-10-25 07:03:58

#include<iostream>
using namespace std;
int main(){
    ios_base::sync_with_stdio(false);cin.tie(NULL);
    int n,a,b,sum = 0;cin >> n;
    int arr[n];
    for(int i = 0;i < n;i++){
        cin >> arr[i];
    }
    cin >> a >> b;
    if(b < a){
        int temp = b;
        b = a;
        a = temp;
    }
    for(int i = a;i <= b;i++){
        sum += arr[i];
    }
    cout << sum;
}