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update字节跳动至牛客2021.4.6日的面经
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‎README.md

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:warning:若转载文章，需注明本仓库地址
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## 字节跳动（更新至牛客2021.4.6日的面经）
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<details>
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<summary>按岗位分类</summary>
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[3.1~4.6出现的题目](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/latest.md)
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- [后端](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/backend.md)
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- [算法](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/algorithm.md)
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- [客户端](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/client.md)
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- [前端](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/frontend.md)
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- [测试](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/test.md)
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</details>
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## 美团（牛客2020.8.15~牛客2021.3.30号面经）
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<summary>按岗位分类</summary>
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- [数据开发](https://github.com/afatcoder/LeetcodeTop/blob/master/kuaishou/data.md)
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</details>
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## 字节跳动（更新至牛客2.28日的面经）
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<details>
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<summary>按岗位分类</summary>
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[2.4~2.28出现的题目](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/latest.md)
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- [后端](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/backend.md)
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- [算法](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/algorithm.md)
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- [客户端](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/client.md)
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- [前端](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/frontend.md)
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- [测试](https://github.com/afatcoder/LeetcodeTop/blob/master/bytedance/test.md)
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</details>
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## 百度(更新至牛客8.7日的面经)
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<details>

‎bytedance/algorithm.md

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# 算法
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若想按部门/难度/题型筛选题目，可以在[CodeTop](https://codetop.cc)查询
23
|题目|出现次数|链接|
34
|-|-|-|
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|300. 最长上升子序列|6|https://leetcode-cn.com/problems/longest-increasing-subsequence|
6+
|72. 编辑距离|6|https://leetcode-cn.com/problems/edit-distance|
47
|215. 数组中的第K个最大元素|4|https://leetcode-cn.com/problems/kth-largest-element-in-an-array|
8+
|240. 搜索二维矩阵 II|3|https://leetcode-cn.com/problems/search-a-2d-matrix-ii|
9+
|236. 二叉树的最近公共祖先|3|https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree|
10+
|64. 最小路径和|3|https://leetcode-cn.com/problems/minimum-path-sum|
511
|103. 二叉树的锯齿形层次遍历|3|https://leetcode-cn.com/problems/binary-tree-zigzag-level-order-traversal|
6-
|300. 最长上升子序列|3|https://leetcode-cn.com/problems/longest-increasing-subsequence|
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|200. 岛屿数量|3|https://leetcode-cn.com/problems/number-of-islands|
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|33. 搜索旋转排序数组|3|https://leetcode-cn.com/problems/search-in-rotated-sorted-array|
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|102. 二叉树的层序遍历|3|https://leetcode-cn.com/problems/binary-tree-level-order-traversal|
715
|105. 从前序与中序遍历序列构造二叉树|2|https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal|
8-
|剑指 Offer 51. 数组中的逆序对|2|https://leetcode-cn.com/problems/shu-zu-zhong-de-ni-xu-dui-lcof|
9-
|236. 二叉树的最近公共祖先|2|https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree|
10-
|200. 岛屿数量|2|https://leetcode-cn.com/problems/number-of-islands|
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|88. 合并两个有序数组|2|https://leetcode-cn.com/problems/merge-sorted-array|
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|70. 爬楼梯|2|https://leetcode-cn.com/problems/climbing-stairs|
18+
|49. 字母异位词分组|2|https://leetcode-cn.com/problems/group-anagrams|
19+
|85. 最大矩形|2|https://leetcode-cn.com/problems/maximal-rectangle|
20+
|287. 寻找重复数|2|https://leetcode-cn.com/problems/find-the-duplicate-number|
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|5. 最长回文子串|2|https://leetcode-cn.com/problems/longest-palindromic-substring|
22+
|110. 平衡二叉树|2|https://leetcode-cn.com/problems/balanced-binary-tree|
1123
|46. 全排列|2|https://leetcode-cn.com/problems/permutations|
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|剑指 Offer 51. 数组中的逆序对|2|https://leetcode-cn.com/problems/shu-zu-zhong-de-ni-xu-dui-lcof|
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|239. 滑动窗口最大值|2|https://leetcode-cn.com/problems/sliding-window-maximum|
1226
|121. 买卖股票的最佳时机|2|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
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|49. 字母异位词分组|2|https://leetcode-cn.com/problems/group-anagrams|
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|剑指 Offer 29. 顺时针打印矩阵|2|https://leetcode-cn.com/problems/shun-shi-zhen-da-yin-ju-zhen-lcof|
15-
|70. 爬楼梯|2|https://leetcode-cn.com/problems/climbing-stairs|
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|15. 三数之和|2|https://leetcode-cn.com/problems/3sum|
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|补充题4. 手撕快速排序|2|https://leetcode-cn.com/problems/sort-an-array|
29+
|394. 字符串解码|2|https://leetcode-cn.com/problems/decode-string|
30+
|69. x 的平方根|2|https://leetcode-cn.com/problems/sqrtx|
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|572. 另一个树的子树|2|https://leetcode-cn.com/problems/subtree-of-another-tree|
1632
|4. 寻找两个正序数组的中位数|2|https://leetcode-cn.com/problems/median-of-two-sorted-arrays|
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|23. 合并K个排序链表|2|https://leetcode-cn.com/problems/merge-k-sorted-lists|
18-
|85. 最大矩形|2|https://leetcode-cn.com/problems/maximal-rectangle|
19-
|814. 二叉树剪枝|1|https://leetcode-cn.com/problems/binary-tree-pruning|
20-
|48. 旋转图像|1|https://leetcode-cn.com/problems/rotate-image|
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|1. 两数之和|2|https://leetcode-cn.com/problems/two-sum|
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|剑指 Offer 29. 顺时针打印矩阵|2|https://leetcode-cn.com/problems/shun-shi-zhen-da-yin-ju-zhen-lcof|
36+
|129. 求根到叶子节点数字之和|1|https://leetcode-cn.com/problems/sum-root-to-leaf-numbers|
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|剑指 Offer 10- I. 斐波那契数列|1|https://leetcode-cn.com/problems/fei-bo-na-qi-shu-lie-lcof|
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|403. 青蛙过河|1|https://leetcode-cn.com/problems/frog-jump|
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|41. 缺失的第一个正数|1|https://leetcode-cn.com/problems/first-missing-positive|
2140
|96. 不同的二叉搜索树|1|https://leetcode-cn.com/problems/unique-binary-search-trees|
22-
|110. 平衡二叉树|1|https://leetcode-cn.com/problems/balanced-binary-tree|
23-
|62. 不同路径|1|https://leetcode-cn.com/problems/unique-paths|
24-
|169. 多数元素|1|https://leetcode-cn.com/problems/majority-element|
25-
|238. 除自身以外数组的乘积|1|https://leetcode-cn.com/problems/product-of-array-except-self|
26-
|128. 最长连续序列|1|https://leetcode-cn.com/problems/longest-consecutive-sequence|
27-
|剑指 Offer 09. 用两个栈实现队列|1|https://leetcode-cn.com/problems/yong-liang-ge-zhan-shi-xian-dui-lie-lcof|
28-
|807. 保持城市天际线|1|https://leetcode-cn.com/problems/max-increase-to-keep-city-skyline|
29-
|718. 最长重复子数组|1|https://leetcode-cn.com/problems/maximum-length-of-repeated-subarray|
30-
|572. 另一个树的子树|1|https://leetcode-cn.com/problems/subtree-of-another-tree|
31-
|102. 二叉树的层序遍历|1|https://leetcode-cn.com/problems/binary-tree-level-order-traversal|
32-
|209. 长度最小的子数组|1|https://leetcode-cn.com/problems/minimum-size-subarray-sum|
3341
|面试题 16.03. 交点|1|https://leetcode-cn.com/problems/intersection-lcci|
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|297. 二叉树的序列化与反序列化|1|https://leetcode-cn.com/problems/serialize-and-deserialize-binary-tree|
43+
|582. 杀死进程|1|https://leetcode-cn.com/problems/kill-process|
44+
|334. 递增的三元子序列|1|https://leetcode-cn.com/problems/increasing-triplet-subsequence|
45+
|440. 字典序的第K小数字|1|https://leetcode-cn.com/problems/k-th-smallest-in-lexicographical-order|
46+
|718. 最长重复子数组|1|https://leetcode-cn.com/problems/maximum-length-of-repeated-subarray|
47+
|3. 无重复字符的最长子串|1|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
48+
|32. 最长有效括号|1|https://leetcode-cn.com/problems/longest-valid-parentheses|
49+
|1143. 最长公共子序列|1|https://leetcode-cn.com/problems/longest-common-subsequence|
50+
|25. K 个一组翻转链表|1|https://leetcode-cn.com/problems/reverse-nodes-in-k-group|
51+
|98. 验证二叉搜索树|1|https://leetcode-cn.com/problems/validate-binary-search-tree|
52+
|407. 接雨水 II|1|https://leetcode-cn.com/problems/trapping-rain-water-ii|
53+
|107. 二叉树的层次遍历 II|1|https://leetcode-cn.com/problems/binary-tree-level-order-traversal-ii|
54+
|871. 最低加油次数|1|https://leetcode-cn.com/problems/minimum-number-of-refueling-stops|
3455
|104. 二叉树的最大深度|1|https://leetcode-cn.com/problems/maximum-depth-of-binary-tree|
35-
|2. 两数相加|1|https://leetcode-cn.com/problems/add-two-numbers|
36-
|560. 和为K的子数组|1|https://leetcode-cn.com/problems/subarray-sum-equals-k|
37-
|287. 寻找重复数|1|https://leetcode-cn.com/problems/find-the-duplicate-number|
38-
|239. 滑动窗口最大值|1|https://leetcode-cn.com/problems/sliding-window-maximum|
39-
|33. 搜索旋转排序数组|1|https://leetcode-cn.com/problems/search-in-rotated-sorted-array|
56+
|632. 最小区间|1|https://leetcode-cn.com/problems/smallest-range-covering-elements-from-k-lists|
57+
|1505. 最多 K 次交换相邻数位后得到的最小整数|1|https://leetcode-cn.com/problems/minimum-possible-integer-after-at-most-k-adjacent-swaps-on-digits|
58+
|227. 基本计算器 II|1|https://leetcode-cn.com/problems/basic-calculator-ii|
59+
|221. 最大正方形|1|https://leetcode-cn.com/problems/maximal-square|
60+
|726. 原子的数量|1|https://leetcode-cn.com/problems/number-of-atoms|
61+
|306. 累加数|1|https://leetcode-cn.com/problems/additive-number|
62+
|415. 字符串相加|1|https://leetcode-cn.com/problems/add-strings|
63+
|160. 相交链表|1|https://leetcode-cn.com/problems/intersection-of-two-linked-lists|
64+
|42. 接雨水|1|https://leetcode-cn.com/problems/trapping-rain-water|
65+
|1420. 生成数组|1|https://leetcode-cn.com/problems/build-array-where-you-can-find-the-maximum-exactly-k-comparisons|
66+
|636. 函数的独占时间|1|https://leetcode-cn.com/problems/exclusive-time-of-functions|
67+
|405. 数字转换为十六进制数|1|https://leetcode-cn.com/problems/convert-a-number-to-hexadecimal|
68+
|1363. 形成三的最大倍数|1|https://leetcode-cn.com/problems/largest-multiple-of-three|
69+
|128. 最长连续序列|1|https://leetcode-cn.com/problems/longest-consecutive-sequence|
70+
|48. 旋转图像|1|https://leetcode-cn.com/problems/rotate-image|
71+
|209. 长度最小的子数组|1|https://leetcode-cn.com/problems/minimum-size-subarray-sum|
4072
|509. 斐波那契数|1|https://leetcode-cn.com/problems/fibonacci-number|
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|剑指 Offer 54. 二叉搜索树的第k大节点|1|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-di-kda-jie-dian-lcof|
74+
|124. 二叉树中的最大路径和|1|https://leetcode-cn.com/problems/binary-tree-maximum-path-sum|
75+
|剑指 Offer 09. 用两个栈实现队列|1|https://leetcode-cn.com/problems/yong-liang-ge-zhan-shi-xian-dui-lie-lcof|
4176
|255. 验证前序遍历序列二叉搜索树|1|https://leetcode-cn.com/problems/verify-preorder-sequence-in-binary-search-tree|
42-
|179. 最大数|1|https://leetcode-cn.com/problems/largest-number|
43-
|3. 无重复字符的最长子串|1|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
44-
|240. 搜索二维矩阵 II|1|https://leetcode-cn.com/problems/search-a-2d-matrix-ii|
45-
|5. 最长回文子串|1|https://leetcode-cn.com/problems/longest-palindromic-substring|
46-
|15. 三数之和|1|https://leetcode-cn.com/problems/3sum|
47-
|445. 两数相加 II|1|https://leetcode-cn.com/problems/add-two-numbers-ii|
48-
|437. 路径总和 III|1|https://leetcode-cn.com/problems/path-sum-iii|
49-
|426. 将二叉搜索树转化为排序的双向链表|1|https://leetcode-cn.com/problems/convert-binary-search-tree-to-sorted-doubly-linked-list|
50-
|376. 摆动序列|1|https://leetcode-cn.com/problems/wiggle-subsequence|
5177
|152. 乘积最大子数组|1|https://leetcode-cn.com/problems/maximum-product-subarray|
52-
|122. 买卖股票的最佳时机 II|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii|
53-
|32. 最长有效括号|1|https://leetcode-cn.com/problems/longest-valid-parentheses|
54-
|297. 二叉树的序列化与反序列化|1|https://leetcode-cn.com/problems/serialize-and-deserialize-binary-tree|
55-
|20. 有效的括号|1|https://leetcode-cn.com/problems/valid-parentheses|
56-
|315. 计算右侧小于当前元素的个数|1|https://leetcode-cn.com/problems/count-of-smaller-numbers-after-self|
57-
|582. 杀死进程|1|https://leetcode-cn.com/problems/kill-process|
58-
|1. 两数之和|1|https://leetcode-cn.com/problems/two-sum|
59-
|264. 丑数 II|1|https://leetcode-cn.com/problems/ugly-number-ii|
6078
|518. 零钱兑换 II|1|https://leetcode-cn.com/problems/coin-change-2|
61-
|1363. 形成三的最大倍数|1|https://leetcode-cn.com/problems/largest-multiple-of-three|
62-
|160. 相交链表|1|https://leetcode-cn.com/problems/intersection-of-two-linked-lists|
63-
|88. 合并两个有序数组|1|https://leetcode-cn.com/problems/merge-sorted-array|
64-
|64. 最小路径和|1|https://leetcode-cn.com/problems/minimum-path-sum|
65-
|1143. 最长公共子序列|1|https://leetcode-cn.com/problems/longest-common-subsequence|
66-
|72. 编辑距离|1|https://leetcode-cn.com/problems/edit-distance|
67-
|剑指 Offer 54. 二叉搜索树的第k大节点|1|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-di-kda-jie-dian-lcof|
68-
|334. 递增的三元子序列|1|https://leetcode-cn.com/problems/increasing-triplet-subsequence|
79+
|142. 环形链表 II|1|https://leetcode-cn.com/problems/linked-list-cycle-ii|
80+
|169. 多数元素|1|https://leetcode-cn.com/problems/majority-element|
81+
|560. 和为K的子数组|1|https://leetcode-cn.com/problems/subarray-sum-equals-k|
82+
|437. 路径总和 III|1|https://leetcode-cn.com/problems/path-sum-iii|
83+
|264. 丑数 II|1|https://leetcode-cn.com/problems/ugly-number-ii|
6984
|206. 反转链表|1|https://leetcode-cn.com/problems/reverse-linked-list|
70-
|143. 重排链表|1|https://leetcode-cn.com/problems/reorder-list|
71-
|剑指 Offer 55 - II. 平衡二叉树|1|https://leetcode-cn.com/problems/ping-heng-er-cha-shu-lcof|
85+
|695. 岛屿的最大面积|1|https://leetcode-cn.com/problems/max-area-of-island|
86+
|238. 除自身以外数组的乘积|1|https://leetcode-cn.com/problems/product-of-array-except-self|
87+
|剑指 Offer 36. 二叉搜索树与双向链表|1|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-yu-shuang-xiang-lian-biao-lcof|
7288
|63. 不同路径 II|1|https://leetcode-cn.com/problems/unique-paths-ii|
73-
|142. 环形链表 II|1|https://leetcode-cn.com/problems/linked-list-cycle-ii|
89+
|62. 不同路径|1|https://leetcode-cn.com/problems/unique-paths|
7490
|50. Pow(x, n)|1|https://leetcode-cn.com/problems/powx-n|
75-
|25. K 个一组翻转链表|1|https://leetcode-cn.com/problems/reverse-nodes-in-k-group|
76-
|636. 函数的独占时间|1|https://leetcode-cn.com/problems/exclusive-time-of-functions|
77-
|695. 岛屿的最大面积|1|https://leetcode-cn.com/problems/max-area-of-island|
78-
|124. 二叉树中的最大路径和|1|https://leetcode-cn.com/problems/binary-tree-maximum-path-sum|
91+
|2. 两数相加|1|https://leetcode-cn.com/problems/add-two-numbers|
92+
|122. 买卖股票的最佳时机 II|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii|
93+
|179. 最大数|1|https://leetcode-cn.com/problems/largest-number|
94+
|807. 保持城市天际线|1|https://leetcode-cn.com/problems/max-increase-to-keep-city-skyline|
7995
|123. 买卖股票的最佳时机 III|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iii|
80-
|440. 字典序的第K小数字|1|https://leetcode-cn.com/problems/k-th-smallest-in-lexicographical-order|
96+
|445. 两数相加 II|1|https://leetcode-cn.com/problems/add-two-numbers-ii|
97+
|315. 计算右侧小于当前元素的个数|1|https://leetcode-cn.com/problems/count-of-smaller-numbers-after-self|
98+
|814. 二叉树剪枝|1|https://leetcode-cn.com/problems/binary-tree-pruning|
99+
|143. 重排链表|1|https://leetcode-cn.com/problems/reorder-list|
100+
|20. 有效的括号|1|https://leetcode-cn.com/problems/valid-parentheses|
101+
|376. 摆动序列|1|https://leetcode-cn.com/problems/wiggle-subsequence|

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