мое решение не принемаеться
package com.javarush.task.task18.task1825;
import java.io.*;
import java.util.ArrayList;
/*
Собираем файл
*/
public class Solution {
public static void main(String[] args) throws IOException{
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
ArrayList<String> list = new ArrayList<>();
boolean start = true;
while (true) {
String s = null;
if (((s = reader.readLine()).equals("end"))) {
break;
} else {
list.add(s);
}
}
String writefile = list.get(0).substring(0,7);
// System.out.println(writefile);
String fileName = list.get(0).substring(0, list.get(0).length()-1);
// System.out.println(fileName);
// System.out.println(writefile);
for (int i = 0; i < list.size(); i++) {
String substr = fileName+(i+1);
System.out.println(substr);
// System.out.println(substr);
FileOutputStream writer = new FileOutputStream(writefile+".txt",true);
FileInputStream input1 = new FileInputStream(substr+".txt");
byte[] buffer = new byte[1000];
while (input1.available()>0){
int count = input1.read(buffer);
writer.write(buffer,0,count);
}
input1.close();
writer.close();
}
}
}