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

[Susan19996]

https://leetcode.com/problems/flatten-binary-tree-to-linked-list/solutions/3899934/easy-understand/

[KenanHuang]

https://leetcode.cn/problems/invert-binary-tree/solutions/2385506/di-gui-fan-zhuan-by-kenanhuang99-24h9/ https://leetcode.cn/problems/populating-next-right-pointers-in-each-node/solutions/2385687/ji-yu-ceng-xu-bian-li-lian-jie-mei-ge-ji-57yd/ https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2386309/di-gui-zhan-kai-zuo-you-zi-shu-by-kenanh-pknd/

[xueyanyun]

https://leetcode.cn/problems/er-cha-shu-de-jing-xiang-lcof/solutions/2385526/er-cha-shu-jing-xiang-by-zhuo-xi-6-gnwp/

[zexianw12]

https://leetcode.cn/problems/invert-binary-tree/solutions/2385586/fan-zhuan-er-cha-shu-by-vvenan-dmv7/

[GodisinHisHeaven]

https://leetcode.com/problems/flatten-binary-tree-to-linked-list/solutions/3901017/python3-solution/

[chen-huanxin]

116：https://leetcode.cn/problems/populating-next-right-pointers-in-each-node/solutions/2385647/cppdi-gui-die-dai-0813-116-tian-chong-me-ylrq/

[sdyin]

https://leetcode.cn/problems/invert-binary-tree/solutions/2343874/226fan-zhuan-er-cha-shu-ti-jie-by-sdyin-30e7/

[yayideng]

https://leetcode.cn/problems/invert-binary-tree/solutions/2385699/fan-zhuan-er-cha-shu-by-7aughing-i3habha-6ckr/

[Chao200]

114： https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2385698/solution114-er-cha-shu-zhan-kai-wei-lian-uidt/

116： https://leetcode.cn/problems/populating-next-right-pointers-in-each-node/solutions/2385720/solution116-tian-chong-mei-ge-jie-dian-d-mxsm/

226： https://leetcode.cn/problems/invert-binary-tree/solutions/2385734/solution226-fan-zhuan-er-cha-shu-by-xiao-5rtv/

[Reset0808]

https://leetcode.cn/problems/invert-binary-tree/solutions/2385737/fan-zhuan-er-cha-shu-by-2ba4zmutle-jy2x/

[wangyin717]

[116] 填充每个节点的下一个右侧节点指针 https://leetcode.cn/problems/populating-next-right-pointers-in-each-node/solutions/2385751/116-tian-chong-mei-ge-jie-dian-de-xia-yi-etgz/ [226] 翻转二叉树 https://leetcode.cn/problems/invert-binary-tree/solutions/2385708/226-fan-zhuan-er-cha-shu-by-wangyin717-7yg1/

[dh0072]

Q226. Invert Binary Tree in order traversal解法 https://leetcode.com/problems/invert-binary-tree/discuss/3901656/Java-in-order-traversal-solution

[jojoss]

https://leetcode.com/problems/populating-next-right-pointers-in-each-node/solutions/3901864/recursion/

[Catboss1999]

114. https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2386197/bian-li-chu-li-by-cat-boss-9zpq/ 116. https://leetcode.cn/problems/populating-next-right-pointers-in-each-node/solutions/2386156/san-cha-shu-de-bian-li-by-cat-boss-bnye/ 226. https://leetcode.cn/problems/invert-binary-tree/solutions/2386136/bian-li-di-gui-chu-li-fang-fa-by-cat-bos-98e8/

[Adrian0999]

https://leetcode.com/problems/invert-binary-tree/solutions/3903106/aufgaben/

[ghost]

https://leetcode.cn/problems/invert-binary-tree/solutions/2386436/di-gui-fan-zhuan-er-cha-shu-by-alan-aa-rcln/ https://leetcode.cn/problems/populating-next-right-pointers-in-each-node/solutions/2386545/ceng-xu-bian-li-by-alan-aa-5e18/ https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2386553/di-gui-by-alan-aa-zvor/

[zhiqunyang1021]

https://leetcode.cn/problems/invert-binary-tree/solutions/2386587/hou-xu-fan-zhuan-er-cha-shu-by-ren-you-y-ur6j/

[jiuxi521]

https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2386677/er-cha-shu-jie-ti-de-si-wei-mo-shi-by-le-cex0/

[LexieZhou]

https://leetcode.com/problems/invert-binary-tree/solutions/3904006/java-recursion-solution/

[Abbyyuan01]

https://leetcode.cn/problems/invert-binary-tree/solutions/2386748/bian-li-ordi-gui-by-abbyyuan01-v27t/

[Jingzhenzxz]

https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2386751/hou-xu-bian-li-by-distracted-buck5nb-tyww/

[guabigwind]

翻转二叉树： https://leetcode.cn/problems/invert-binary-tree/solutions/2386924/fan-zhuan-er-cha-shu-by-guabigwind-6uae/

[hxingjie]

226.https://leetcode.cn/problems/invert-binary-tree/solutions/2387023/fan-zhuan-er-cha-shu-by-betodea-8d7z/

[ImmersiveAngela]

114. 二叉树展开为链表 https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2387102/114-er-cha-shu-zhan-kai-wei-lian-biao-by-zrmo/

[skyc26]

https://leetcode.cn/problems/invert-binary-tree/solutions/2387112/226-fan-zhuan-er-cha-shu-bian-li-si-lu-b-3i5f/

[ShaodongGu]

Q226: https://leetcode.com/problems/invert-binary-tree/solutions/3905549/2-recursion-ideas/

[guaZong]

https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2387307/er-cha-shu-zhan-kai-wei-lian-biao-by-gua-1hnm/

[txhj1996]

https://leetcode.cn/problems/invert-binary-tree/solutions/2387337/fan-zhuan-er-cha-shu-by-6ifted-vvrightj2-v0co/

[javaSnacks]

https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2387459/114-er-cha-shu-zhan-kai-wei-lian-biao-by-q7xg/

[AlanKang98]

https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2387613/di-gui-jie-jue-wen-ti-by-alank-usyd-qvml/

[Bamoon622]

https://leetcode.com/problems/flatten-binary-tree-to-linked-list/solutions/3907103/recursive-solution/

[macksonyli21826]

https://leetcode.cn/problems/invert-binary-tree/solutions/2387737/problem-226-fan-zhuan-er-cha-shu-by-hach-trxr/

[ConnieLuksc]

https://leetcode.com/problems/invert-binary-tree/solutions/3908763/solve-invert-binary-tree-in-python/

[winkydang]

226.翻转二叉树 https://leetcode.cn/problems/invert-binary-tree/solutions/2388560/226fan-zhuan-er-cha-shu-by-dxy-5n-eddi/

[EthanZhaoPM]

https://leetcode.com/problems/flatten-binary-tree-to-linked-list/solutions/3909257/lc/

[sukhfskehwefisfsenkfn]

https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/solutions/2388634/jie-jue-fang-fa-by-bao-tu-6-3yta/

[uhu-11]

https://leetcode.cn/problems/invert-binary-tree/solutions/2388676/fan-zhuan-er-cha-shu-hui-su-suan-fa-by-y-y9dq/

[6520874]

https://leetcode.cn/problems/invert-binary-tree/solutions/2388803/fan-zhuan-er-cha-shu-by-pi-pi-ge-m1bt/

[Cathy830]

https://leetcode.com/problems/invert-binary-tree/solutions/3910243/invert-binary-tree-in-java/

[wusidong]

https://leetcode.cn/problems/invert-binary-tree/solutions/2389671/fan-zhuan-er-cha-shu-by-gei-wei-lai-de-z-t2ti/

[Xiaolin8991]

https://leetcode.cn/problems/populating-next-right-pointers-in-each-node/solutions/2389793/python3-by-xiao-lin-mz-w0e5/

[SuperChaoChao666]

226. 翻转二叉树 https://leetcode.cn/problems/invert-binary-tree/solutions/2389964/226-fan-zhuan-er-cha-shu-by-a-bai0914-xnoz/

[Pikalili]

https://leetcode.com/problems/invert-binary-tree/solutions/3911901/topic/

[azDev120]

补打卡: 226: https://leetcode.com/problems/invert-binary-tree/solutions/3913867/java-two-simple-recursion-solution/

[lidebin11]

226.翻转二叉树 https://leetcode.cn/problems/invert-binary-tree/solutions/2390371/python-di-gui-by-icer5-rk26/

[PINKDDDD]

https://leetcode.com/problems/invert-binary-tree/solutions/3915523/invert-tree/

[lilangpinglee]

https://leetcode.cn/problems/invert-binary-tree/solutions/2347232/fan-zhuan-er-cha-shu-by-qui2zical-hypati-mkwx/

[aucker]

226. Invert Binary Tree https://leetcode.com/problems/invert-binary-tree/solutions/3915722/inverse-binary-tree-recursively/

[ljrirene]

https://leetcode.com/problems/invert-binary-tree/solutions/3916247/226-invert-binary-tree/

[vanessacz]

226. Invert Binary Tree: https://leetcode.com/problems/invert-binary-tree/solutions/3916411/java-two-ways-of-recursions/