package com.company;

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

public class Phonebook {
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        HashMap<String, String> phonebook = new HashMap<>();
        String line = input.nextLine();
        while (!line.equals("search")) {
            String[] temp = line.split("-");
            String name = temp[0];
            String number = temp[1];
                phonebook.put(name, number);
            line = input.nextLine();
        }
        if (line.equals("search")) {
            line = input.nextLine();
            while (!line.equals("stop")) {
                if (phonebook.containsKey(line)) {
                    System.out.printf("%s -> %s\n", line, phonebook.get(line));

                } else {
                    System.out.printf("Contact %s does not exist.\n", line);
                }
                line = input.nextLine();
            }
        }
    }
}