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NOTE: This is Simplelified Chinese Edition Document of Markdown Syntax. If you are seeking for English Edition Document. Please refer to [Markdown: Syntax][eng-doc].继续阅读 »
题目链接： http://oj.leetcode.com/problems/two-sum/
题目内容：
Given an array of integers, find two numbers such that they add up to a specific target number.
The function twoSum should return indices of the two numbers such that they add up to the target, where index1 must be less than index2. Please note that your return继续阅读 »
Question
Given a linked list, remove the nth node from the end of list and return its head.
For example,
Given linked list: 1->2->3->4->5, and n = 2.
After removing the second node from the end, the linked list becomes 1->2->3->5.
Note:
Given n will always be valid.
Try to do this in one pass.
解说
这道题的意思是，如何反向删继续阅读 »