题解 | #扑克牌大小#

import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;

public class Main {

    /**
     * @param args
     */
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        // 注意 hasNext 和 hasNextLine 的区别
        while (in.hasNext()) { // 注意 while 处理多个 case
            String a = in.nextLine();
            System.out.println(getMax(a));
        }

    }

    private static String getMax(String a) {

        String[] all = { "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q",
                         "K", "A", "2", "joker", "JOKER"
                       };
        Map<String, Integer> map = new HashMap<>();
        for (int i = 0; i < all.length; i++) {
            map.put(all[i], i);
        }
        String[] str = a.split("-");
        String[] s1 = str[0].split(" ");
        String[] s2 = str[1].split(" ");


        int first = map.get(s1[0]);
        int second = map.get(s2[0]);
        // System.out.println(s1.length + "========" + first);
        // System.out.println(s2.length + "========" + second);

        if (str[0].equals("joker JOKER") || str[1].equals("joker JOKER")) {
            return "joker JOKER";
        }

        if (s1.length != s2.length && s1.length != 4
                && s2.length != 4) {
            return "ERROR";
        } else if (s1.length == s2.length) {
            if (first > second) {
                return str[0];
            } else {
                return str[1];
            }
        } else if (s1.length == 4
                   && s2.length != 4) {
            return str[0];

        } else {
            return str[1];
        }
    }


}