Alphabetical Order

Lab Java Intermediate 20 points

Read two words and print them in alphabetical (dictionary) order on one line, ignoring case when comparing.

Input

Two words.

Output

The words in order.

Example

Input

pear apple

Output

apple pear

Sample input available Sample output available

Editor

Java

Hints

compareTo returns a negative number, 0, or a positive number.

Solution explanation

a.compareTo(b) < 0 means a comes before b.

Show solution

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String a = sc.next();
        String b = sc.next();
        if (a.compareToIgnoreCase(b) <= 0) {
            System.out.println(a + " " + b);
        } else {
            System.out.println(b + " " + a);
        }
    }
}

Output

Answer