//
// ...
// Goal: read two strings and find the bigger

import java.util.Scanner;
public class FinfBig
{
	public static void main(String[] args)
	{
		Scanner input = new Scanner(System.in);

		String s1 = input.next();
		String s2 = input.next();
		String m = s1;

		if(m.compareTo(s2)<0)
			m = s2;

		System.out.println("bigger = " + m);

		System.out.println("\n\nBye.\n\n");
	}
}