Файл: ![]()
Вывод во время теста: ![]()
package com.javarush.task.task19.task1907;
/*
Считаем слово
*/
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.InputStreamReader;
import java.util.Scanner;
public class Solution {
public static void main(String[] args) throws Exception{
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
FileReader fileReader = new FileReader(reader.readLine());
reader.close();
String temp = "";
Scanner scanner = new Scanner(fileReader);
while (scanner.hasNext()) {
temp += scanner.nextLine() + " ";
}
fileReader.close();
scanner.close();
String [] worlds = temp.split("[\\W|\\p{Space}]");
int count = 0;
for (int i =0; i < worlds.length; i++) {
if (worlds[i].contains("world")) {
count++;
}
}
System.out.println(count);
}
}