已停更 - 博客园

2015年11月10日

摘要：题目：Given an array containingndistinct numbers taken from0, 1, 2, ..., n, find the one that is missing from the array.For example,Givennums=[0, 1, 3]re... 阅读全文

posted @ 2015-11-10 10:47 已停更阅读(162) 评论(0) 推荐(0)

2015年11月9日

Binary Tree Inorder Traversal

摘要：题目：Given a binary tree, return theinordertraversal of its nodes' values.For example:Given binary tree{1,#,2,3}, 1 \ 2 / 3return[1,3,2].N... 阅读全文

posted @ 2015-11-09 15:27 已停更阅读(162) 评论(0) 推荐(0)

2015年11月6日

Binary Tree Preorder Traversal

摘要：题目：Given a binary tree, return thepreordertraversal of its nodes' values.For example:Given binary tree{1,#,2,3}, 1 \ 2 / 3return[1,2,3].... 阅读全文

posted @ 2015-11-06 09:50 已停更阅读(222) 评论(0) 推荐(0)

2015年11月5日

Majority Element

摘要：题目：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 ... 阅读全文

posted @ 2015-11-05 21:32 已停更阅读(183) 评论(0) 推荐(0)

Valid Anagram

摘要：题目：Given two stringssandt, write a function to determine iftis an anagram ofs.For example,s= "anagram",t= "nagaram", return true.s= "rat",t= "car", re... 阅读全文

posted @ 2015-11-05 15:16 已停更阅读(183) 评论(0) 推荐(0)

Number of 1 Bits

摘要：题目：Write a function that takes an unsigned integer and returns the number of ’1' bits it has (also known as theHamming weight).For example, the 32-bit... 阅读全文

posted @ 2015-11-05 14:23 已停更阅读(229) 评论(0) 推荐(0)

Lowest Common Ancestor of a Binary Search Tree

摘要：题目：Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.According to thedefinition of LCA on Wikipedi... 阅读全文

posted @ 2015-11-05 09:04 已停更阅读(186) 评论(0) 推荐(0)

2015年11月4日

Excel Sheet Column Number

摘要：题目：Related to questionExcel Sheet Column TitleGiven a column title as appear in an Excel sheet, return its corresponding column number.For example: ... 阅读全文

posted @ 2015-11-04 20:50 已停更阅读(217) 评论(0) 推荐(0)

Product of Array Except Self

摘要：题目：Given an array ofnintegers wheren> 1,nums, return an arrayoutputsuch thatoutput[i]is equal to the product of all the elements ofnumsexceptnums[i].S... 阅读全文

posted @ 2015-11-04 14:34 已停更阅读(184) 评论(0) 推荐(0)

Contains Duplicate

摘要：题目：Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the ... 阅读全文

posted @ 2015-11-04 09:52 已停更阅读(187) 评论(0) 推荐(0)