GreaterNumber

import java.util.Scanner;

/**
 * Created by zdravko on 19.02.19.
 */
public class GreaterOfTwo {
    public static void main(String[] args) {
        Scanner console = new Scanner(System.in);

        String type = console.nextLine();

        if ("int".equals(type)){
            int first = Integer.parseInt(console.nextLine());
            int second = Integer.parseInt(console.nextLine());

           // first = Math.abs(first);
           // second = Math.abs(second);


            System.out.println(getGreater(first,second));

        } else if ("char".equals(type)){
            String str1 = console.nextLine();
            String str2 = console.nextLine();
            char ch1 = str1.charAt(0);
            char ch2 = str2.charAt(0);


            System.out.println(getGreater(ch1,ch2));

        } else if ("String".equals(type)){
            String word1 = console.nextLine();
            String word2 = console.nextLine();

            System.out.println(getGreater(word1,word2));
        }
    }

    static int getGreater(int n1,int n2){
        if (n1 >= n2){
            return n1;
        } else {
            return n2;
        }
    }

    static char getGreater(char ch1,char ch2){
        if (ch1 >= ch2){
            return ch1;
        } else {
            return ch2;
        }
    }

    static String getGreater(String word1,String word2){
        if (word1.compareTo(word2) >= 0){
            return word1;
        } else {
            return word2;
        }
    }

}