Submission

Score: 5

User: karnsinee

Problemset: ผลบวก (กลาง)

Language: cpp

Time: 0.299 second

Submitted On: 2025-09-21 18:27:28

#include<iostream>
#include<algorithm>
using namespace std;
int main(){
	int n,nn;
	cin>>n;
	int a[n+5],x,y,sum1;
	sum1=0;
	for(int i=0;i<n;i++){
		cin>>a[i];
	}
	cin>>nn;
	int b[nn+5];
	for(int i=0;i<nn;i++){
		cin>>x>>y;
		b[i]=0;
		sum1=0;
		for(int j=0;j<n;j++){
			if(j>=x&&j<=y){
				sum1=sum1+a[j];
			}
			b[i]=sum1;	
		}
		
	}
	for(int i=0;i<nn;i++){
		cout<<b[i]<<"\n";
	}
	
	
	
		
		
	
	


}