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Contains Duplicate Total Accepted: 26477 Total Submissions: 73478 My SubmissionsGiven an array of integers, find if the array contains any duplicate... 阅读全文
posted @ 2017-11-17 22:27
wangyaning
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深度有限遍历记录层数:增加一个level//深度优先遍历void depthFirstSearch(Tree root){ stack > nodeStack; //使用C++的STL标准模板库 nodeStack.push(make_pair(0, root)); Node *... 阅读全文
posted @ 2017-11-17 22:27
wangyaning
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Given numRows, generate the first numRows of Pascal's triangle.For example, given numRows = 5,Return [ [1], [1,1], [1,2,1], [1,3,3,1], [1,4,... 阅读全文
posted @ 2017-11-17 22:27
wangyaning
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内推阿里电话面试中面试官给我出的一个题:我想的头一个解决方案,就是放到stl 的map里面对出现的频率作为pair的第二个字段进行排序,之后按照排序结果返回:下面口说无凭,show your code,当然在讨论帖子中遭遇了工程界大牛的sql代码在技术上的碾压。什么是做工程的,什么是工程师的思维,不... 阅读全文
posted @ 2017-11-17 22:27
wangyaning
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Balanced Binary Tree Total Accepted: 63288 Total Submissions: 198315 My Submissions Given a binary tree, determine if it is heig... 阅读全文
posted @ 2017-11-17 22:27
wangyaning
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Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level).For example:Given binary tree {3,... 阅读全文
posted @ 2017-11-17 22:27
wangyaning
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Symmetric Tree Total Accepted: 61440 Total Submissions: 194643 My Submissions Given a binary tree, check whether it is a mirror... 阅读全文
posted @ 2017-11-17 22:27
wangyaning
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ios swift 实现饼状图进度条//// ProgressControl.swift// L02MyProgressControl//// Created by plter on 7/29/14.// Copyright (c) 2014 jikexueyuan. All rights ... 阅读全文
posted @ 2017-11-17 22:27
wangyaning
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给大家推荐两个学习的地址:极客学院的视频:http://www.jikexueyuan.com/path/ios/一个博客:http://blog.csdn.net/lizhongfu2013/article/details/29210015主要想要实现一个模仿的登陆界面代码://// Login... 阅读全文
posted @ 2017-11-17 22:27
wangyaning
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Remove Duplicates from Sorted ArrayTotal Accepted:66627 Total Submissions:212739 My Submissions Given a sorted array, remove the... 阅读全文
posted @ 2017-11-17 22:27
wangyaning
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