摘要：
题目 Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three intege 阅读全文
摘要：
第一部分：结缘计算机 1. 你为什么选择计算机专业？你认为你的条件如何？和这些博主比呢？（必答） 记得当年填报志愿的时候，我选择的所有学校都是计算机或者软件工程较好的，第一志愿也基本都是计算机，至于为什么对其他专业没有丝毫考虑，我自己都不能完全说清楚...我想对我影响最大的是初中时进入暴雪工作或者能 阅读全文
摘要：
题目 Given n pairs of parentheses, write a function to generate all combinations of well formed parentheses. For example, given n = 3, a solution set is 阅读全文
摘要：
题目 Implement regular expression matching with support for '.' and ' '. 翻译 实现正则表达式中的 和 匹配 Hints Related Topics: String, Dynamic Programming, Backtracki 阅读全文
摘要：
题目 Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. The brackets must close in t 阅读全文
摘要：
题目 Given a linked list, remove the nth node from the end of list and return its head. For example, Note: Given n will always be valid. Try to do this 阅读全文
摘要：
题目 Given n non negative integers a1, a2, ..., an, where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the two en 阅读全文
摘要：
题目 Determine whether an integer is a palindrome. Do this without extra space. Some hints: Could negative integers be palindromes? (ie, 1) If you are t 阅读全文
摘要：
题目 Reverse digits of an integer. Example1: x = 123, return 321 Example2: x = 123, return 321 Have you thought about this? Here are some good questions 阅读全文
摘要：
题目 The string "PAYPALISHIRING" is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed fo 阅读全文