typestatusdateslugsummarytagscategoryiconpassword编号和题目难度Dateneed_reviewundotype2651. 计算列车到站时间简单Sep 8, 2023need_reviewundo2594. 修车的最少时间中等Sep 7, 2023need_reviewundo1123. 最深叶节点的最近公共祖先中等Sep 6, 2023need_reviewundo2605. 从两个数字数组里生成最小数字简单Sep 5, 2023need_reviewundo2511. 最多可以摧毁的敌人城堡数目简单Sep 2, 2023need_reviewundoneed_reviewundo2240. 买钢笔和铅笔的方案数中等Sep 1, 2023need_reviewundo823. 带因子的二叉树中等Aug 29, 2023need_reviewundoneed_reviewundo56. 合并区间中等Aug 27, 2023need_reviewundo228. 汇总区间简单Aug 26, 2023need_reviewundo1448. 统计二叉树中好节点的数目中等Aug 25, 2023need_reviewundo1267. 统计参与通信的服务器中等Aug 24, 2023need_reviewundoneed_reviewundo849. 到最近的人的最大距离中等Aug 22, 2023need_reviewundo3. 无重复字符的最长子串中等Aug 22, 2023need_reviewundo2337. 移动片段得到字符串中等Aug 21, 2023need_reviewundo2236. 判断根结点是否等于子结点之和简单Aug 20, 2023need_reviewundo2235. 两整数相加简单Aug 19, 2023need_reviewundo1388. 3n 块披萨困难Aug 18, 2023need_reviewundo1444. 切披萨的方案数困难Aug 17, 2023need_reviewundo2682. 找出转圈游戏输家简单Aug 16, 2023need_reviewundo833. 字符串中的查找与替换中等Aug 15, 2023need_reviewundo617. 合并二叉树简单Aug 14, 2023need_reviewundo88. 合并两个有序数组简单Aug 13, 2023need_reviewundoneed_reviewundo1572. 矩阵对角线元素的和简单Aug 11, 2023need_reviewundo1289. 下降路径最小和 II困难Aug 10, 2023need_reviewundo1281. 整数的各位积和之差简单Aug 9, 2023need_reviewundo1749. 任意子数组和的绝对值的最大值中等Aug 8, 2023need_reviewundo344. 反转字符串简单Aug 7, 2023need_reviewundo24. 两两交换链表中的节点中等Aug 6, 2023need_reviewundo剑指 Offer 68 - I. 二叉搜索树的最近公共祖先简单Aug 5, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 68 - II. 二叉树的最近公共祖先简单Aug 5, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 61. 扑克牌中的顺子简单Aug 4, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 62. 圆圈中最后剩下的数字简单Aug 4, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 65. 不用加减乘除做加法简单Aug 4, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 53 - II. 0~n-1中缺失的数字简单Aug 3, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 54. 二叉搜索树的第k大节点简单Aug 3, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 55 - I. 二叉树的深度简单Aug 3, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 55 - II. 平衡二叉树简单Aug 3, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 57. 和为s的两个数字简单Aug 3, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 57 - II. 和为s的连续正数序列简单Aug 3, 2023need_reviewundo剑指 Offer(第 2 版)need_reviewundo剑指 Offer 58 - II. 左旋转字符串简单Aug 3, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 52. 两个链表的第一个公共节点简单Aug 2, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 53 - I. 在排序数组中查找数字 I简单Aug 2, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 30. 包含min函数的栈简单Aug 1, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 32 - II. 从上到下打印二叉树 II简单Aug 1, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 39. 数组中出现次数超过一半的数字简单Aug 1, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 40. 最小的k个数简单Aug 1, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 42. 连续子数组的最大和简单Aug 1, 2023need_reviewundo剑指 Offer(第 2 版)need_reviewundo剑指 Offer 28. 对称的二叉树简单Jul 31, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 29. 顺时针打印矩阵简单Jul 31, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 21. 调整数组顺序使奇数位于偶数前面简单Jul 28, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 22. 链表中倒数第k个节点简单Jul 28, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 24. 反转链表简单Jul 28, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 25. 合并两个排序的链表简单Jul 28, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 27. 二叉树的镜像简单Jul 28, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 10- II. 青蛙跳台阶问题简单Jul 27, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 11. 旋转数组的最小数字简单Jul 27, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 12. 矩阵中的路径中等Jul 27, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 15. 二进制中1的个数简单Jul 27, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 17. 打印从1到最大的n位数简单Jul 27, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 18. 删除链表的节点简单Jul 27, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 05. 替换空格简单Jul 26, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 06. 从尾到头打印链表简单Jul 26, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 07. 重建二叉树中等Jul 26, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 09. 用两个栈实现队列简单Jul 26, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 10- I. 斐波那契数列简单Jul 26, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 04. 二维数组中的查找中等Jul 25, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 03. 数组中重复的数字简单Jul 24, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 64. 求1+2+…+n中等Mar 31, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 13. 机器人的运动范围中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)need_reviewundo剑指 Offer 14- II. 剪绳子 II中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 16. 数值的整数次方中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 19. 正则表达式匹配困难Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 20. 表示数值的字符串中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 26. 树的子结构中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 31. 栈的压入、弹出序列中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 32 - I. 从上到下打印二叉树中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 32 - III. 从上到下打印二叉树 III中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 33. 二叉搜索树的后序遍历序列中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 34. 二叉树中和为某一值的路径中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 35. 复杂链表的复制中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 36. 二叉搜索树与双向链表中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 37. 序列化二叉树困难Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 38. 字符串的排列中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 41. 数据流中的中位数困难Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)need_reviewundo剑指 Offer 44. 数字序列中某一位的数字中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 45. 把数组排成最小的数中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 46. 把数字翻译成字符串中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 47. 礼物的最大价值中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 48. 最长不含重复字符的子字符串中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 49. 丑数中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 51. 数组中的逆序对困难Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 56 - I. 数组中数字出现的次数中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 56 - II. 数组中数字出现的次数 II中等Mar 30, 2023need_reviewundo剑指 Offer(第 2 版)剑指 Offer 59 - I. 滑动窗口的最大值困难need_reviewundo剑指 Offer(第 2 版)剑指 Offer 59 - II. 队列的最大值中等need_reviewundo剑指 Offer(第 2 版)剑指 Offer 60. n个骰子的点数中等need_reviewundo剑指 Offer(第 2 版)剑指 Offer 63. 股票的最大利润中等need_reviewundo剑指 Offer(第 2 版)need_reviewundo剑指 Offer 67. 把字符串转换成整数中等need_reviewundo剑指 Offer(第 2 版)need_reviewundo