• [1] 两数之和 (Two Sum) | Github | Blog

  • [10] 正则表达式匹配(Regular Expression Matching) | Github | Blog

  • [13] 罗马数字转整数(Roman to Integer) | Github | Blog

  • [17] 电话号码的组合(Letter Combinations of a Phone Number)|Github| Blog

  • [58] 格雷编码(Gray Code)|Github| Blog

  • [66] 加一 (Plus One) | Github | Blog

  • [164] 最大间距(Maximum Gap) | Github | Blog

  • [215] 数组中的第K个最大元素(Kth Largest Element in an Array)|Github| Blog

  • [459] 重复的子字符串(Repeated Substring Pattern)|Github| Blog

  • [557] 反转字符串中的单词 III(Reverse Words in a String III)|Github| Blog

  • [605] 种花问题(Can Place Flowers)|Github| Blog

  • [696] 计数二进制子串(Count Binary Substrings)|Github| Blog

  • [914] 卡牌分组( X of a Kind in a Deck of Cards)|Github| Blog

  • [922] 按奇偶排序数组 II(Sort Array By Parity II)|Github| Blog