using System;

public class Program

{

    public static void Main()

    {

        int num = 0;

        string a1 = "";

        string b1 = "";

        while (true)

        {

            Console.WriteLine("enter word");

            string a = Console.ReadLine();

            Console.WriteLine("enter trans");

            string b = Console.ReadLine();

            if (a == "enough")

                break;

            else

            {

                a1 += a + " ";

                b1 += b + " ";

            }

            num ++;

        }

        string[] dict = new string[num];

        string[] trans = new string[num];

        for (int i = 0; i < a1.Length; i ++)

        {

            int r = 0;

            string worda = "";

            if (a1[i] == ' ')

            {

                dict[r] = worda;

                worda = "";

                r ++;

            }

        }

        for (int i = 0; i < a1.Length; i ++)

        {

            int r = 0;

            string worda = "";

            if (b1[i] == ' ')

            {

                trans[r] = worda;

                worda = "";

                r ++;

            }

        }

        while (true)

        {

            Console.WriteLine("enter sentence");

            string sentence = Console.ReadLine() + " ";

            string output = "";

            string word = "";

            if (sentence == "enough")

                break;

            for (int x = 0; x < sentence.Length; x ++)

            {

                if (sentence[x] == ' ')

                {

                    for (int i = 0; i < num; i ++) 

                    {

                        if (dict[i] == word)

                            word = trans[i];                        

                    }

                    output += word + " "; 

                    word = "";

                }

                else

                    word += sentence[x];

            }

            Console.WriteLine(output);

        }

    }

}