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docs/notes/Java 容器.md

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 ## Collection
 
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 ### 1. Set
 
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 ## Map
 
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 - TreeMap：基于红黑树实现。
 
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 ## 迭代器模式
 
-<div align="center"> <img src="https://gitee.com/CyC2018/CS-Notes/raw/master/docs/pics/d0c1f611-3bc3-446d-8c0b-1b442b0ae8c91_200.png" width="600px"> </div><br>
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 Collection 继承了 Iterable 接口，其中的 iterator() 方法能够产生一个 Iterator 对象，通过这个对象就可以迭代遍历 Collection 中的元素。
 
@@ -128,7 +126,7 @@ public class ArrayList<E> extends AbstractList<E>
 private static final int DEFAULT_CAPACITY = 10;
 ```
 
-<div align="center"> <img src="https://gitee.com/CyC2018/CS-Notes/raw/master/docs/pics/7c5e4fbe-8aab-4dd6-a7a0-aae39bfd110f_200.png" width="400px"> </div><br>
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 ### 2. 扩容
 
@@ -391,7 +389,7 @@ transient Node<E> first;
 transient Node<E> last;
 ```
 
-<div align="center"> <img src="https://gitee.com/CyC2018/CS-Notes/raw/master/docs/pics/a79aec4f-aea4-4ee2-87e3-7c7c6049b90c_200.png" width="450px"> </div><br>
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 ### 2. 与 ArrayList 的比较
 
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 Entry 存储着键值对。它包含了四个字段，从 next 字段我们可以看出 Entry 是一个链表。即数组中的每个位置被当成一个桶，一个桶存放一个链表。HashMap 使用拉链法来解决冲突，同一个链表中存放哈希值相同的 Entry。
 
-<div align="center"> <img src="https://gitee.com/CyC2018/CS-Notes/raw/master/docs/pics/9ccb276e-6840-4150-ae6d-fc57b8eef35b_200.png" width="500px"> </div><br>
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 ```java
 static class Entry<K,V> implements Map.Entry<K,V> {
@@ -489,7 +487,7 @@ map.put("K3", "V3");
 - 计算键值对所在的桶；
 - 在链表上顺序查找，时间复杂度显然和链表的长度成正比。
 
-<div align="center"> <img src="https://gitee.com/CyC2018/CS-Notes/raw/master/docs/pics/ff98a336-a390-4d1c-adea-0a49e72fad82_200.png" width="500px"> </div><br>
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 ### 3. put 操作
 
@@ -825,7 +823,7 @@ final Segment<K,V>[] segments;
 static final int DEFAULT_CONCURRENCY_LEVEL = 16;
 ```
 
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 ### 2. size 操作