Envío 533

Código

import java.util.Scanner;

public class Main {

    public static int[] processLine(int N, Scanner myObj) {
        int elements[] = new int[N];
        elements[0] = myObj.nextInt();
        for (int i=1; i < N; i++) {
            elements[i] = elements[i-1] + myObj.nextInt();
        }
        return elements;
    }

    public static void main(String ...args) {
        int N, C, from, to, sum;
        int[] elements;
        Scanner myObj = new Scanner(System.in);
        N = myObj.nextInt();
        elements = processLine(N, myObj);
        C = myObj.nextInt();
        for (int i = 0; i < C; i++) {
            from = myObj.nextInt();
            to = myObj.nextInt();
            sum = elements[to];
            if (from - 1 >= 0) sum -= elements[from - 1];
            System.out.println(sum);
        }
    }
}