import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s1 = sc.nextLine();
        String s2 = sc.nextLine();
        boolean flag1 = check(s1);
        boolean flag2 = check(s2);
        if (flag1 && flag2) {
            System.out.print("Either is ok!");
            return;
        }
        if(flag1&& !flag2){
            System.out.print(s1+" for sure!");
            return;
        }
        if(flag2 && !flag1){
            System.out.print(s2+" for sure!");
        }
        else {
            System.out.print("Try again!");
        }
    }

    public static boolean check(String s) {
        String cur=s.toLowerCase();
        String pattern = "rioi";
        return test(cur,pattern);
    }
    private static boolean test(String cur, String pattern) {
        if (cur == null) {
            return false;
        }
        if (pattern == null) {
            return true;
        }
        int j=0;
        for (int i = 0; i < cur.length(); i++) {
            if (cur.charAt(i) == pattern.charAt(j)) {
                j++;
            } if(j==pattern.length()) {
                return true;
            }
        }
        return false;
    }
}

为什么我只有20分，测试都对的呀