Submission

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Score: 5

User: MisterO

Problemset: ผลบวก (กลาง)

Language: cpp

Time: 0.126 second

Submitted On: 2024-10-14 16:32:25

#include<stdio.h>

int main(){
	int n; scanf("%d\n", &n);
	long long a[n+1], qs[n+1], l, r;
	qs[0] = 0;
	for(int i=1;i<=n;i++){
		scanf("%d ", &a[i]);
		qs[i] = qs[i-1] + a[i];
	}
	int q; scanf("%d\n", &q);
	while(q--){
		scanf("%d %d", &l, &r);
		long long sum = 0;
		printf("%lld\n", qs[r+1]-qs[l]);
	}
}