2015年1月15日

[leetcode] Factorial Trailing Zeroes

摘要： Factorial Trailing ZeroesGiven an integern, return the number of trailing zeroes inn!.Note:Your solution should be in logarithmic time complexity.思路：不... 阅读全文

posted @ 2015-01-15 15:22 cha1992 阅读(98) 评论(0) 推荐(0) 编辑

[leetcode] Binary Search Tree Iterator

摘要： Binary Search Tree IteratorImplement an iterator over a binary search tree (BST). Your iterator will be initialized with the root node of a BST.Callin... 阅读全文

posted @ 2015-01-15 14:15 cha1992 阅读(102) 评论(0) 推荐(0) 编辑

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