Submission

PPPPPPPPPPPPPPPPPPPP

Score: 100

User: MisterO

Problemset: ผลบวก (ง่าย)

Language: cpp

Time: 0.093 second

Submitted On: 2024-10-14 16:29:15

#include<stdio.h>

int main(){
	int n; scanf("%d\n", &n);
	int a[n], l, r;
	for(int i=0;i<n;i++) scanf("%d ", &a[i]);
	scanf("%d %d", &l, &r);
	long long sum = 0;
	for(int i=l;i<=r;i++) sum +=a[i];
	printf("%lld", sum);
}