Помогите
package com.javarush.task.task19.task1923;
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
try (BufferedReader reader = new BufferedReader(new FileReader(args[0]));
FileWriter writer = new FileWriter(args[1]);
BufferedWriter wr = new BufferedWriter(writer)) {
String result = "";
while (reader.ready()) {
String res = reader.readLine();
String[] arr = res.split(" ");
for (String s : arr) {
String[] secarr = s.split("");
for (String k : secarr) {
if (k.matches("[0-9]")) {
result = s;
}
}
}
wr.write(result + " ");
}
}
}
}