Phonebook

using System;
using System.Collections.Generic;
using System.Linq;

namespace Phonebook
{
    class MainClass
    {
        public static void Main(string[] args)
        {
            List<string> listOfNumbers = Console.ReadLine().Split().ToList();
            List<string> listOfNames = Console.ReadLine().Split().ToList();
            List<string> resultNames = new List<string>();
            List<string> resultNumbers = new List<string>();

            string name = string.Empty;

            while((name=Console.ReadLine()) != "done")
            {
                if (listOfNames.Exists(x => x == name))
                {
                    int indexOfPersonalName=listOfNames.IndexOf(name);
                    string numberOfPersonalName = listOfNumbers[indexOfPersonalName];
                    resultNames.Add(name);
                    resultNumbers.Add(numberOfPersonalName);
                }
            }

            for (int i = 0; i < resultNames.Count; i++)
            {
                Console.WriteLine($"{resultNames[i]} -> {resultNumbers[i]}");

            }
        }
    }
}