Подскажите пожалуйста
package com.javarush.task.task19.task1907;
/*
Считаем слово
*/
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
BufferedReader bufferedReader = new BufferedReader(new FileReader(reader.readLine()));
reader.close();
String[] wordsArray = bufferedReader.readLine().toLowerCase().split("\\W");
int count = 0;
for (String word : wordsArray) {
if (word.equals("world")) {
count++;
}
}
System.out.println(count);
bufferedReader.close();
}
}