what's problem with it
package zh.codegym.task.task08.task0806;
import java.util.HashMap;
import java.util.Map;
/*
包含对象的 HashMap
*/
public class Solution {
public static void main(String[] args) throws Exception {
HashMap<String, Object> map = new HashMap<String, Object>();
map.put("西姆", 5);
map.put("汤姆", 5.5);
map.put("阿勃斯", false);
map.put("婴儿", null);
map.put("猫", "猫");
map.put("吃", new Long(56));
map.put("食物", new Character('3'));
map.put("万能激活卡", '6');
map.put("拥抱", 111111111111L);
map.put("康普", (double) 123);
//在此编写你的代码
for (Map.Entry<String,Object>pair:map.entrySet()){
String ket=pair.getKey();
String value= (String) pair.getValue();
System.out.println(ket+" - "+value);
}
}
}