please :-)
package fr.codegym.task.task19.task1925;
/*
Long words
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new FileReader(args[0]));
FileWriter writer = new FileWriter(args[1]);
while (reader.ready()) {
String line = reader.readLine();
String[] words = line.split(" ");
String longWord = "";
for (String word : words) {
if( word.length() > 6 )
longWord += " "+word;
}
writer.write( longWord.trim().replace(" ", ",") );
}
reader.close();
writer.flush();
writer.close();
}
}