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package com.mycompany.ja11;

import java.util.HashMap;
import java.util.Map;
import java.util.Set;

/**
 *
 * @author Admin
 */
public class Main4 {

    public static void main(String[] args) {
        // Map
        Map<String, String> m = new HashMap<>();
        // помещаем объект по ключу в Map
        m.put("KEY", "VALUE"); // KEY VALUE

        Map<Integer, String> m1= new HashMap<>();
        m1.put(10, "value");
        //m1.put("STRRRR", "value");

        int r = 11;
        m1.put(r, "value");

        Set<String> set = m.keySet();
        for(String key: set){
            System.out.println("key=" + key);
        }
    }
}