Удаляет все знаки кроме цифр и символов, но нет.
package com.javarush.task.task19.task1910;
/*
Пунктуация
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String fileInputName = reader.readLine(),
fileOutputName = reader.readLine();
reader.close();
BufferedReader bufferedReader = new BufferedReader(new FileReader(fileInputName));
BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(fileOutputName));
while(bufferedReader.ready()){
char c = (char)bufferedReader.read();
if(Character.isDigit(c)||Character.isAlphabetic(c)){
bufferedWriter.write(c);
}
}
bufferedReader.close();
bufferedWriter.close();
}
}