amazingzoe - 博客园

2015年10月12日

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

posted @ 2015-10-12 07:40 amazingzoe 阅读(139) 评论(0) 推荐(0)

ZigZag Conversion

摘要： 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 font fo... 阅读全文

posted @ 2015-10-12 07:04 amazingzoe 阅读(152) 评论(0) 推荐(0)

Max Points on a Line

摘要： Givennpoints on a 2D plane, find the maximum number of points that lie on the same straight line.Runtime: 40ms 1 /** 2 * Definition for a point. 3 *... 阅读全文

posted @ 2015-10-12 06:03 amazingzoe 阅读(150) 评论(0) 推荐(0)

Divide Two Integers

摘要： Divide two integers without using multiplication, division and mod operator.If it is overflow, return MAX_INT.Runtime: 8ms 1 class Solution { 2 public... 阅读全文

posted @ 2015-10-12 00:38 amazingzoe 阅读(134) 评论(0) 推荐(0)

2015年10月8日

Basic Calculator

摘要： Implement a basic calculator to evaluate a simple expression string.The expression string may contain open(and closing parentheses), the plus+or minus... 阅读全文

posted @ 2015-10-08 11:12 amazingzoe 阅读(158) 评论(0) 推荐(0)

Compare Version Numbers

摘要： Compare two version numbersversion1andversion2.Ifversion1>version2return 1, ifversion1 temp2) return 1;18 if(temp1 < temp2) return -1;19 ... 阅读全文

posted @ 2015-10-08 10:02 amazingzoe 阅读(150) 评论(0) 推荐(0)

Remove Linked List Elements

摘要： Remove all elements from a linked list of integers that have valueval.ExampleGiven:1 --> 2 --> 6 --> 3 --> 4 --> 5 --> 6,val= 6Return:1 --> 2 --> 3 --... 阅读全文

posted @ 2015-10-08 09:02 amazingzoe 阅读(136) 评论(0) 推荐(0)

2015年10月7日

Word Pattern

摘要： Given apatternand a stringstr, find ifstrfollows the same pattern.Examples:pattern ="abba", str ="dog cat cat dog"should return true.pattern ="abba", ... 阅读全文

posted @ 2015-10-07 21:08 amazingzoe 阅读(134) 评论(0) 推荐(0)

2015年10月6日

Intersection of Two Linked Lists

摘要： Write a program to find the node at which the intersection of two singly linked lists begins.For example, the following two linked lists:A: a... 阅读全文

posted @ 2015-10-06 22:48 amazingzoe 阅读(128) 评论(0) 推荐(0)

2015年10月5日

Find Peak Element

摘要： A peak element is an element that is greater than its neighbors.Given an input array wherenum[i] ≠ num[i+1], find a peak element and return its index.... 阅读全文

posted @ 2015-10-05 04:12 amazingzoe 阅读(113) 评论(0) 推荐(0)

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