Map.java

import java.util.HashMap;
import java.util.TreeMap;

public class Map {

    public static void main(String[] args) {
       
    HashMap <String , Integer> names = new HashMap<>();
       
       names.put("Hussin" , 1234);
       names.put("Ali",1111);
       names.put("koko", 50530);    
       System.out.println(names);
       System.out.println(names.get("Hussin"));
       System.out.println(names.containsKey("Ali"));
       System.out.println(names.containsValue(000001)); 
        names.put("koko", 122332);
        System.out.println(names);   
        names.replace("koko", 90000);
        System.out.println(names); 
    }
    
}


//Welche Map Implementierungen gibt es in Java, nenne die zwei bekanntesten? TreeMap und Hashmap