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// https://www.hackerrank.com/challenges/java-strings-introduction/problem

import java.util.Scanner;

public class JavaStringsIntroduction {

public static void main(String[] args) {

Scanner scanner = new Scanner(System.in);

String a = scanner.nextLine();

String b = scanner.nextLine();

System.out.println(a.length() + b.length());

System.out.println(a.compareTo(b) > 0 ? "Yes" : "No");

System.out.println(capitalize(a) + " " + capitalize(b));

}

private static String capitalize(String string) {

return string.substring(0, 1).toUpperCase() + string.substring(1);

}