What is Wrong Here
package com.codegym.task.task18.task1820;
/*
Rounding numbers
*/
import java.io.*;
import java.util.ArrayList;
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
InputStream in1 = new FileInputStream(reader.readLine());
BufferedReader reader1 = new BufferedReader(new InputStreamReader(in1));
BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(reader.readLine())));
while(reader1.ready()){
String a = reader1.readLine();
Double x = Double.parseDouble(a);
long b = Math.round(x);
writer.write((int) b);
}
reader1.close();
writer.close();
}
}