Envío 4608

Código

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

public class Main {
    public static void main(String[] args) throws NumberFormatException, IOException {
        BufferedReader s = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
        int n = Integer.parseInt(s.readLine());
        String[] numsS = s.readLine().split(" ");
        int[] nums = new int[n];
        for (int i = 0; i < n; i++) {
            nums[i] = Integer.parseInt(numsS[i]);
        }
        int queries = Integer.parseInt(s.readLine());
        for (int i = 0; i < queries; i++) {
            String[] line = s.readLine().split(" ");
            int start = Integer.parseInt(line[0]);
            int end = Integer.parseInt(line[1]);
            int sum = 0;
            for (int j = start; j <= end; j++) {
                sum += nums[j];
            }
            bw.write(sum + "\n");
        }
        bw.close();
    }
}