Что-то снова не так.....сначла прокидывал Exeption, думал в этом проблема,потом обернул,все равно
package com.javarush.task.task18.task1818;
/*
Два в одном
*/
import java.io.*;
public class Solution {
public static void main(String[] args) {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
try {
String file1 = reader.readLine();
String file2 = reader.readLine();
String file3 = reader.readLine();
FileOutputStream outputStream = new FileOutputStream(file1, true);
FileInputStream inputStream = new FileInputStream(file2);
FileInputStream inputStream1 = new FileInputStream(file3);
while (inputStream.available() > 0) {
int data = inputStream.read();
outputStream.write(data);
}
while (inputStream1.available() > 0) {
int data = inputStream.read();
outputStream.write(data);
}
inputStream.close();
inputStream1.close();
outputStream.close();
} catch (IOException e) {}
}
}