panini - 博客园

2017年4月12日

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 i 阅读全文

posted @ 2017-04-12 10:57 panini 阅读(139) 评论(0) 推荐(0) 编辑

18. 4Sum

摘要：题目： Given an array S of n integers, are there elements a, b, c, and d in S such that a + b + c + d = target? Find all unique quadruplets in the array 阅读全文

posted @ 2017-04-12 02:32 panini 阅读(139) 评论(0) 推荐(0) 编辑

2017年4月11日

17. Letter Combinations of a Phone Number

摘要：题目： Given a digit string, return all possible letter combinations that the number could represent. A mapping of digit to letters (just like on the tel 阅读全文

posted @ 2017-04-11 19:56 panini 阅读(170) 评论(0) 推荐(0) 编辑

2017年4月10日

16. 3Sum Closest

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 integ 阅读全文

posted @ 2017-04-10 08:40 panini 阅读(116) 评论(0) 推荐(0) 编辑

15. 3Sum

摘要：题目： Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which gives the sum 阅读全文

posted @ 2017-04-10 07:59 panini 阅读(123) 评论(0) 推荐(0) 编辑

12. Integer to Roman

摘要：题目： Given an integer, convert it to a roman numeral. Input is guaranteed to be within the range from 1 to 3999. 链接：https://leetcode.com/problems/integ 阅读全文

posted @ 2017-04-10 04:34 panini 阅读(99) 评论(0) 推荐(0) 编辑

11. Container With Most Water

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 e 阅读全文

posted @ 2017-04-10 03:49 panini 阅读(124) 评论(0) 推荐(0) 编辑

8. String to Integer (atoi)

摘要：题目： Implement atoi to convert a string to an integer. Hint: Carefully consider all possible input cases. If you want a challenge, please do not see be 阅读全文

posted @ 2017-04-10 02:03 panini 阅读(155) 评论(0) 推荐(0) 编辑

2017年4月5日

6. ZigZag Conversion

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 f 阅读全文

posted @ 2017-04-05 05:39 panini 阅读(123) 评论(0) 推荐(0) 编辑

2017年4月4日

3. Longest Substring Without Repeating Characters

摘要：题目： Given a string, find the length of the longest substring without repeating characters. Examples: Given "abcabcbb", the answer is "abc", which the 阅读全文

posted @ 2017-04-04 03:49 panini 阅读(126) 评论(0) 推荐(0) 编辑

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