已结束

[labuladong]

本期打卡已结算完成。报名最新一期的打卡活动 点这里

[nancywan1004]

https://leetcode.com/problems/diameter-of-binary-tree/discuss/2144294/Simple-clean-recursive-solution

[WinnieChen01]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2144418/Java-recursive

[Yel3nj]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2144459/Python

[gcheng9430]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2144645/max-depth-of-binary-tree-python

[Demian101]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2062433/py3

[kasidikaishi]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2144851/Javascript https://leetcode.com/problems/diameter-of-binary-tree/discuss/2144953/javascript https://leetcode.com/problems/binary-tree-preorder-traversal/discuss/2144971/Javascript

[Dotbeshyjusttry]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-dotbeshyjusttry-2t73/

[liviuslw]

104：https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-shan-gui-tju-z7y7/ 144：https://leetcode.cn/problems/binary-tree-preorder-traversal/solution/by-shan-gui-tju-yfjk/ 543：https://leetcode.cn/problems/diameter-of-binary-tree/solution/by-shan-gui-tju-2qvu/

[lyfsammi]

104 https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-lyfsammi-tht4/ 144 https://leetcode.cn/problems/binary-tree-preorder-traversal/solution/by-lyfsammi-kjcv/ 543 https://leetcode.cn/problems/diameter-of-binary-tree/solution/by-lyfsammi-vzyt/

[zeng-kun]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-user5688-b98w/

[ohjarwa]

104:https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/104-by-demoes-r-vtfu/ 543:https://leetcode.cn/problems/diameter-of-binary-tree/solution/543-by-demoes-r-balm/

[sfhnds]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2145361/Java

[chenyuzhao98]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2145370/java-solution

[KaoNiJun]

Q104: https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2145645/Daily-Challenge-June-13th

[IvesZhang]

No.104 https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/er-cha-shu-de-zui-da-shen-du-by-zhangxr-yufn/ No.144 https://leetcode.cn/problems/binary-tree-preorder-traversal/solution/er-cha-shu-de-qian-xu-bian-li-by-zhangxr-wkp7/ No.543 https://leetcode.cn/problems/diameter-of-binary-tree/solution/by-zhangxr-fjr2/

[strin-v]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-youyou-ui-06kz/ https://leetcode.cn/problems/binary-tree-preorder-traversal/solution/by-youyou-ui-0u80/

[xichenl8]

144 https://leetcode.com/problems/binary-tree-preorder-traversal/discuss/2146578/python3-solution 104 https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2148984/python3-solution 543 https://leetcode.com/problems/diameter-of-binary-tree/discuss/2149067/python3-solution

[liumy-lay]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-silencelay-blu9/

[dijietony]

104 https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-dijietony-tbwu/ 144 https://leetcode.cn/problems/binary-tree-preorder-traversal/solution/qianxu-by-dijietony-pl9a/

[lukezuo]

104: https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/104-er-cha-shu-de-zui-da-shen-du-by-luke-grx6/

[drqywang]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2147041/Python3-Solution https://leetcode.com/problems/binary-tree-preorder-traversal/discuss/2147060/Python3-Solution

[weizhou1001]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2147097/python

[NK-MXD]

104: https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/xiao-bai-shua-ti-by-ting-chen-4-bfl0/ 543: https://leetcode.cn/problems/diameter-of-binary-tree/solution/xiao-bai-shua-ti-by-ting-chen-4-l9iy/ 144: https://leetcode.cn/problems/binary-tree-preorder-traversal/solution/xiao-bai-shua-ti-by-ting-chen-4-nv7y/

[lulusir]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/er-cha-shu-by-lulusir-sq85/

[yiheng666]

https://leetcode.cn/problems/diameter-of-binary-tree/solution/by-yiheng666-0i07/

[lumilyz]

543: https://leetcode.cn/problems/diameter-of-binary-tree/solution/by-lumi-8-ksb8/

[guangzq]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-guang123-5kt6/

[LFool]

https://leetcode.cn/problems/binary-tree-preorder-traversal/solution/by-lfool-gcm1/

[sharetown]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/er-cha-shu-de-zui-da-shen-du-by-sharetow-faoa/

[jackgo73]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-jackgo-ktq5/

[double-alt]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/er-cha-shu-zui-da-shen-du-by-xiao-di-ix-lwwx/

[double-alt]

https://leetcode.cn/problems/binary-tree-preorder-traversal/solution/by-xiao-di-ix-9jsx/

[yonghudaxu]

1. https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-yong-hu-da-xu-6o2w/
2. https://leetcode.cn/problems/binary-tree-preorder-traversal/solution/by-yong-hu-da-xu-dlwz/

[double-alt]

https://leetcode.cn/problems/diameter-of-binary-tree/solution/erchu-by-xiao-di-ix-doo0/

[linhaishe]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/104-by-linhaishe-xmdo/

[JohnathanMao]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/er-cha-shu-by-mao-mao-bu-zi-bi-jz6x/

[chloez21]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2147557/java-recursion

[urnotuj]

https://leetcode.cn/problems/diameter-of-binary-tree/solution/by-urnotuj-xq67/ https://leetcode.cn/problems/binary-tree-preorder-traversal/solution/by-urnotuj-oqs6/ https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-urnotuj-n0to/

[wiever]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/10-by-wiever-8-mn14/

[xuzhi0413]

543. 二叉树的直径 https://leetcode.cn/problems/diameter-of-binary-tree/solution/by-fire-im-sint/

[yvette-cyw]

https://leetcode.com/problems/diameter-of-binary-tree/discuss/2148566/Python-Recursion

[mengshuliu]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2067200/python

[qifan-wu]

https://leetcode.com/problems/diameter-of-binary-tree/discuss/2148910/java

[ElioZhou]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2149052/Maximum-Depth-of-Binary-Tree

[Sss236]

https://leetcode.com/problems/diameter-of-binary-tree/discuss/2149113/Java-solution

[lilili-cmd]

https://leetcode.cn/problems/diameter-of-binary-tree/solution/javascript-by-tie-tou-wa-13-icq9/

[gracecyn]

https://leetcode.cn/problems/maximum-depth-of-binary-tree/solution/by-jolly-poitraseob-71f9/

[Janicecy]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2149445/TypeScript-or-preoder-traversal

[XinranLiu2001]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2149555/java

[cshen11]

https://leetcode.com/problems/maximum-depth-of-binary-tree/discuss/2149740/Maximum-depth-of-binary-tree-by-traversing-the-tree