Submission

Status:

PPPPPPPPPPPPPPPPPPPP

Score: 100

User: Pera

Problemset: ผลบวก (ง่าย)

Language: c

Time: 0.111 second

Submitted On: 2024-10-14 18:54:51

#include <stdio.h>

int main(void) {
    int n;
    scanf("%d", &n);
    int arr[n];
    for (int i = 0; i < n; i++) {
        scanf("%d", &arr[i]);
    }
    int x, y;
    scanf("%d %d", &x, &y);

    int sum = 0;
    for (int i = x; i <= y; i++) {
        sum += arr[i];
    }

    printf("%d\n", sum);
}