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LeetCode（258） Add Digits

摘要：题目Given a non-negative integer num, repeatedly add all its digits until the result has only one digit.For example:Given num = 38, the process... 阅读全文

posted @ 2015-12-02 15:06 Coding菌阅读(151) 评论(0) 推荐(0) 编辑

LeetCode（260） Single Number III

摘要：题目Given an array of numbers nums, in which exactly two elements appear only once and all the other elements appear exactly twice. Find the tw... 阅读全文

posted @ 2015-12-02 14:41 Coding菌阅读(104) 评论(0) 推荐(0) 编辑

LeetCode（268） Missing Number

摘要：题目Given an array containing n distinct numbers taken from 0, 1, 2, …, n, find the one that is missing from the array.For example, Given nums ... 阅读全文

posted @ 2015-11-30 13:46 Coding菌阅读(121) 评论(0) 推荐(0) 编辑

LeetCode（275）H-Index II

摘要：题目Follow up for H-Index: What if the citations array is sorted in ascending order? Could you optimize your algorithm?分析同LeetCode（274）H-Index第... 阅读全文

posted @ 2015-11-30 13:28 Coding菌阅读(94) 评论(0) 推荐(0) 编辑

LeetCode（274）H-Index

摘要：题目Given an array of citations (each citation is a non-negative integer) of a researcher, write a function to compute the researcher’s h-index... 阅读全文

posted @ 2015-11-30 13:22 Coding菌阅读(616) 评论(0) 推荐(0) 编辑

LeetCode（279）Perfect Squares

摘要：题目Given a positive integer n, find the least number of perfect square numbers (for example, 1, 4, 9, 16, …) which sum to n.For example, given... 阅读全文

posted @ 2015-11-29 14:50 Coding菌阅读(154) 评论(0) 推荐(0) 编辑

LeetCode（278）First Bad Version

摘要：题目You are a product manager and currently leading a team to develop a new product. Unfortunately, the latest version of your product fails th... 阅读全文

posted @ 2015-11-29 13:52 Coding菌阅读(121) 评论(0) 推荐(0) 编辑

LeetCode（289）Game of Life

摘要：题目According to the Wikipedia’s article: “The Game of Life, also known simply as Life, is a cellular automaton devised by the British mathemat... 阅读全文

posted @ 2015-11-27 16:47 Coding菌阅读(206) 评论(0) 推荐(0) 编辑

LeetCode（292） Nim Game

摘要：题目You are playing the following Nim Game with your friend: There is a heap of stones on the table, each time one of you take turns to remove ... 阅读全文

posted @ 2015-11-27 15:58 Coding菌阅读(122) 评论(0) 推荐(0) 编辑

LeetCode（282） Peeking Iterator

摘要：题目Given an Iterator class interface with methods: next() and hasNext(), design and implement a PeekingIterator that support the peek() operat... 阅读全文

posted @ 2015-11-26 14:02 Coding菌阅读(141) 评论(0) 推荐(0) 编辑

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