Got UNKNOWN_ERROR on verification.
package com.codegym.task.task31.task3113;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Arrays;
/*
What's in the folder?
*/
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String stringPathToFolder = reader.readLine();
reader.close();
Path pathToFolder = Paths.get(stringPathToFolder);
if (!Files.isDirectory(pathToFolder)) {
System.out.println(stringPathToFolder + " is not a folder");
System.exit(1);
}
System.out.println("Total folders: " + Arrays.stream(pathToFolder.toFile().listFiles()).filter(File::isDirectory).count());
System.out.println("Total files: " + Arrays.stream(pathToFolder.toFile().listFiles()).filter(File::isFile).count());
System.out.println("Total size: " + pathToFolder.toFile().length());
}
}