package com.javarush.task.task19.task1906;
import java.util.*;
import java.io.*;
/*
Четные символы
*/
public class Solution {
public static void main(String[] args) throws IOException{
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String file1 = reader.readLine();
String file2 = reader.readLine();
reader.close();
ArrayList<Character> list = new ArrayList<Character>();
FileReader r = new FileReader(file1);
FileWriter w = new FileWriter(file2,true);
while (r.ready()){
list.add((char) r.read());
}
for(int i = 1; i<list.size();i+=2){
w.write(list.get(i));
}
r.close();
w.close();
}
}