package com.wangc.collections;

public class MyMap {
}

@@ -24,16 +24,155 @@
 ctions;%0A
+// https://zhuanlan.zhihu.com/p/28525770   http://blog.csdn.net/maoyeqiu/article/details/49363661  http://www.aizhuanji.com/a/Lx31EQ8V.html
 %0Apublic 

Update MyMap.java