Sololearn Various Ways to Iterate a HashMap and outputs the name of the player with the maximum points. https://www.sololearn.com/learning/eom-project/1068/972

BowlingHashMap.java

package com.cozy;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

public class BowlingHashMap {

	HashMap<String, Integer> players;
	BowlingHashMap() {
		players = new HashMap<String, Integer>();
	}
	public void addPlayer(String name, int p) {
		players.put(name, p);
	}

	String maxName;
	int current;
	int max = 0;
	public void getWinner(){

		// for Loop
		// for (Map.Entry<String, Integer> set : players.entrySet()) {
		//     current = set.getValue();
		//     if(current > max){
		//         max = current;
		//         maxName = set.getKey();
		//     }
		// }


		// forEach Loop
		players.forEach((key,value) -> {
		    current = value;
		    if(current > max){
		        max = current;
		        maxName = key;
		    }
		});

		// Using an iterator
		// Setting up iterator.
		// Iterator<Map.Entry<String, Integer>> it = players.entrySet().iterator();
		// // iterating every set of entry in the HashMap.
		// while (it.hasNext()) {
		// 	Map.Entry<String, Integer> set = (Map.Entry<String, Integer>) it.next();
		// 	current = set.getValue();
		// 	if(current > max){
		// 		max = current;
		// 		maxName = set.getKey();
		// 	}
		// }

		System.out.println(maxName);
	}


}

Main.java

package com.cozy;

import java.util.Scanner;

public class Main {
    public static void main(String[ ] args) {

        BowlingHashMap game = new BowlingHashMap();
        Scanner sc = new Scanner(System.in);

        for(int i=0;i<3;i++) {
            String input = sc.nextLine();
            String[] values = input.split(" ");
            String name = values[0];
            int points = Integer.parseInt(values[1]);
            game.addPlayer(name, points);
        }

        game.getWinner();
    }
}