package feb21;

import java.util.Scanner;

public class t1 {
	public static void main(String args[]) {
		Scanner in = new Scanner (System.in);
		System.out.println("Enter a starting and ending spot in the alphabet (1-26):");
		int num1, num2;
		num1 = in.nextInt();
		num2 = in.nextInt();
		while((num1 < 1 || num1 > 52) || (num2 < 1 || num2 > 52)) {
			System.out.println("Invalid Entry. Try Again.");
			num1 = in.nextInt();
			num2 = in.nextInt();}
		System.out.println(printABC(num1,num2));
	}
	public static String printABC(int num1, int num2) {
		String alpha = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
		String output = alpha.substring((num1 - 1), num2);
		return output;}
}