public static void main(String[] args) {

Scanner sc=new Scanner(System.in);

String A=sc.next();

String B=sc.next();

/* Enter your code here. Print output to STDOUT. */

int sum_length = A.length() + B.length();

System.out.println(sum_length);

if(A.charAt(0) > B.charAt(0))

{

System.out.println("Yes");

}

else

{

System.out.println("No");

}

System.out.println((A.substring(0, 1).toUpperCase() + A.substring(1))+" "+(B.substring(0, 1).toUpperCase() + B.substring(1)));

}