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Compare two version numbersversion1andversion2.Ifversion1>version2return 1, ifversion1num2)return 1; } return 0; }}; 阅读全文
posted @ 2015-02-08 23:33
Vae永Silence
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Given two integers representing the numerator and denominator of a fraction, return the fraction in string format.If the fractional part is repeating,... 阅读全文
posted @ 2015-02-08 23:30
Vae永Silence
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Given a positive integer, return its corresponding column title as appear in an Excel sheet.For example: 1 -> A 2 -> B 3 -> C ... 26 ->... 阅读全文
posted @ 2015-02-08 23:28
Vae永Silence
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Given an array of sizen, find the majority element. The majority element is the element that appears more than⌊ n/2 ⌋times.You may assume that the arr... 阅读全文
posted @ 2015-02-08 23:26
Vae永Silence
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Related to questionExcel Sheet Column TitleGiven a column title as appear in an Excel sheet, return its corresponding column number.For example: A ... 阅读全文
posted @ 2015-02-08 23:24
Vae永Silence
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Given an integern, return the number of trailing zeroes inn!.Note:Your solution should be in logarithmic time complexity.给定一个整数n，返回n!（n的阶乘）数字中的后缀0的个数。... 阅读全文
posted @ 2015-02-08 23:22
Vae永Silence
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Implement an iterator over a binary search tree (BST). Your iterator will be initialized with the root node of a BST.Callingnext()will return the next... 阅读全文
posted @ 2015-02-08 23:17
Vae永Silence
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The demons had captured the princess (P) and imprisoned her in the bottom-right corner of a dungeon. The dungeon consists of M x N rooms laid out in a... 阅读全文
posted @ 2015-02-08 23:13
Vae永Silence
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Given a list of non negative integers, arrange them such that they form the largest number.For example, given[3, 30, 34, 5, 9], the largest formed num... 阅读全文
posted @ 2015-02-08 23:03
Vae永Silence
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找到最多含有两个不同字符的子串的最长长度。例如：eoeabc，最长的是eoe为3，其他都为2.例如：string s="aqaqedadcdccd";使用一个map fmap记录每个字符出现的个数，详解在程序中注释。int lengthOfLongestSubstringTwoDistinct(st... 阅读全文
posted @ 2015-02-08 22:49
Vae永Silence
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