package com.javarush.task.task19.task1906;
/*
Четные символы
*/
import java.io.*;
import java.util.ArrayList;
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
FileReader fileReader = new FileReader(reader.readLine());
FileWriter fileWriter = new FileWriter(reader.readLine());
ArrayList<Integer> list = new ArrayList<>();
while (fileReader.ready()){
int data = fileReader.read();
list.add(data);
}
for (int s = 0; s < list.size(); s++){
if (s%2==0){
fileWriter.write(list.get(s));
}
}
fileReader.close();
fileWriter.close();
reader.close();
}
}