import java.util.Scanner;

public class BirthdayReminder {
    public static void main(String[] args) {
        String SENTINEL = "ZZZ";

        int counter = 0;

        String[] names = new String[10];
        String[] dates = new String[10];

        Scanner keyboard = new Scanner(System.in);

        while (!keyboard.nextLine().equals(SENTINEL) || (counter == 10)){
            for(String i : names ) {
                System.out.println("What is your friend name?");
                String temp_name = keyboard.nextLine();
                System.out.println("When he was birth?");
                String temp_date = keyboard.nextLine();
                dates[counter] = temp_date;
                names[counter] = temp_name;
                counter++;
            }

        System.out.println("You have entered " + counter + "names. These are...");
        for(String name : names ) {
            System.out.print(name + " ");
            }
        }

        while (!keyboard.nextLine().equals(SENTINEL)){
            System.out.println("Give me one of the name and I'll show you date. You can also type [ZZZ] to stop.");
            String college_name = keyboard.nextLine();
            for(String name : names) {
                if (college_name.equals(name)) {
                    System.out.println(college_name + " date of birthday is " + dates[names.indexOf(college_name)]);
                }
                else {
                    System.out.println("There's no such a person");
                }
            }
        }
    }
}