import java.io.*;
import java.util.*;

public class Program_14_4 {
	public static void main(String [] args) throws Exception {
		Scanner scanner = new Scanner(new File("numbers.text"));

		int [] arr = read(scanner);

		print(arr);
		System.out.println();

		Scanner keyboard = new Scanner(System.in);

		System.out.print("First index to print: ");
		int first = keyboard.nextInt();
		System.out.print("Last index to print: ");
		int last = keyboard.nextInt();

		print(arr, first, last+1);
		System.out.println();
	}

	public static int [] read(Scanner scanner) {

		int size = scanner.nextInt();

		int [] arr = new int[size];

		for (int i = 0; i < size; i++)
			arr[i] = scanner.nextInt();
		
		return arr;
	}

	public static void print(int [] arr) {
		System.out.print("{");
		for (int i = 0; i <arr.length; i++)
			System.out.print(arr[i] + (i < arr.length-1 ? ", " : ""));
		System.out.print("}");
	}

	public static void print(int [] arr, int first, int end) {
		for (int i = first; i < end; i++)
			System.out.print(arr[i] + (i < end-1 ? ", " : ""));
	}
}