Submission

PPPPPPPPPPPPPPPPPPPP

Score: 100

User: skibididopdop

Problemset: ผลบวก (ง่าย)

Language: c

Time: 0.079 second

Submitted On: 2024-10-13 15:33:01

#include <stdio.h>

int main(){
    int n,i,j;
    scanf ("%d",&n);
    int a[n],sum=0;
    for (i=0;i<n;i++){
        scanf ("%d",&a[i]);
    }
    int key1,key2;
    scanf ("%d %d",&key1,&key2);
    for (i=0;i<n;i++){
        if (i>=key1&&i<=key2){
            sum+=a[i];
        }
    }
    printf ("%d",sum);
    return 0;
}