hashmap为什么8转成红黑树_面试：HashMap 夺命二十一问！
https://blog.csdn.net/weixin_42604188/article/details/112096462
Hashmap链表长度为8时转换成红黑树，你知道为什么是8吗
https://blog.csdn.net/kyle_wu_/article/details/113578055?spm=1001.2101.3001.6650.2&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-2-113578055-blog-113601551.pc_relevant_multi_platform_featuressortv2dupreplace&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-2-113578055-blog-113601551.pc_relevant_multi_platform_featuressortv2dupreplace&utm_relevant_index=3
Java集合框架最全详解(看这篇就够了)
https://blog.csdn.net/m0_67322837/article/details/124322953
java集合超详解
https://blog.csdn.net/feiyanaffection/article/details/81394745?spm=1001.2101.3001.6661.1&utm_medium=distribute.pc_relevant_t0.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1-81394745-blog-124322953.pc_relevant_multi_platform_whitelistv6&depth_1-utm_source=distribute.pc_relevant_t0.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1-81394745-blog-124322953.pc_relevant_multi_platform_whitelistv6&utm_relevant_index=1
Java集合面试题（总结最全面的面试题！！！）
https://lijie.blog.csdn.net/article/details/103707351?spm=1001.2101.3001.6650.3&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-3-103707351-blog-81394745.pc_relevant_default&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-3-103707351-blog-81394745.pc_relevant_default&utm_relevant_index=6