[Java Basics][Collections-HW] 11. Most Frequent Word

import java.util.TreeMap;
import java.util.Scanner;

public class MostFrequentWord {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int max = 0;
        String input = sc.nextLine().toLowerCase();
        String[] words = input.split("\\W+");
        TreeMap<String, Integer> wordsMap = new TreeMap<>();

        for (int i = 0; i < words.length; i++) {
            if(!wordsMap.containsKey(words[i])){
                wordsMap.put(words[i], 1);
            }
            else {
                wordsMap.put(words[i], wordsMap.get(words[i]) + 1);
                if(wordsMap.get(words[i]) > max) {
                    max = wordsMap.get(words[i]);
                }
            }
        }

        for (String key : wordsMap.keySet()) {
            if(wordsMap.get(key) == max) {
                System.out.print(key + " -> " + wordsMap.get(key) + " times");
                System.out.println();
            }
        }
    }
}