2. Write to File

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
public class Main {
    public static void main(String[] args) throws IOException {
        String inputPath = "D:\\Coding" +
                "\\BG_Softuni\\Java Advanced - January 2019" +
                "\\04. Java-Advanced-Fiels-and-Directories-Lab" +
                "\\04. Java-Advanced-Files-and-Streams-Lab-Resources\\input.txt";
        String outputPath = "D:\\Coding" +
                "\\BG_Softuni\\Java Advanced - January 2019" +
                "\\04. Java-Advanced-Fiels-and-Directories-Lab" +
                "\\04. Java-Advanced-Files-and-Streams-Lab-Resources\\output.txt";
        List<Character> punkt = Arrays.asList(',','.','!','?');
        FileInputStream inFile = new FileInputStream(inputPath);
        FileOutputStream outFile = new FileOutputStream(outputPath);
        int oneByte = 0;
        while ((oneByte = inFile.read()) >= 0){
            if (!punkt.contains((char)oneByte)){
                outFile.write(oneByte);
            }
        }
    }
}