package Homework;
import java.util.HashMap;
import java.util.Map;
public class Cache<K,V> {
    private final Map<K,V> cacheMap;
    public Cache(){
        cacheMap=new HashMap<>();
    }
    public void put(K key,V value){
        cacheMap.put(key,value);
    }
    public V get(K key){
        return cacheMap.get(key);
    }
    public void remove(K key){
        cacheMap.remove(key);
    }
    public void clear(){
        cacheMap.clear();
    }
    public int size(){
        return cacheMap.size();
    }
    public static void main(String[] args) {
       Cache<String,String>cache=new Cache<>();
       cache.put("1","one");
       System.out.println(cache.get("1"));
    }
}