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RSS订阅原创 LeetCode(easy)-876.Middle of the Linked List
876.Middle of the Linked ListGiven a non-empty, singly linked list with head node head, return a middle node of linked list.If there are two middle nodes, return the second middle node.Example 1:I...
2018-10-13 10:13:47
258
原创 LeetCode(easy)-883.Projection Area of 3D Shapes
883.Projection Area of 3D ShapesOn a N * N grid, we place some 1 * 1 * 1 cubes that are axis-aligned with the x, y, and z axes.Each value v = grid[i][j] represents a tower of v cubes placed on top o...
2018-10-12 18:01:55
411
原创 LeetCode(easy)-884. Uncommon Words from Two Sentences
884. Uncommon Words from Two SentencesWe are given two sentences A and B. (A sentence is a string of space separated words. Each word consists only of lowercase letters.)A word is uncommon if it a...
2018-10-10 11:52:09
259
原创 LeetCode(easy)-888. Fair Candy Swap
888. Fair Candy SwapAlice and Bob have candy bars of different sizes: A[i] is the size of the i-th bar of candy that Alice has, and B[j] is the size of the j-th bar of candy that Bob has.Since they ...
2018-10-09 18:58:48
215
原创 LeetCode(easy)-892、Surface Area of 3D Shapes
892、Surface Area of 3D ShapesOn a N * N grid, we place some 1 * 1 * 1 cubes.Each value v = grid[i][j] represents a tower of v cubes placed on top of grid cell (i, j).Return the total surface area o...
2018-10-07 21:50:20
262
原创 LeetCode(easy)-893、Groups of Special-Equivalent Strings
893、Groups of Special-Equivalent StringsYou are given an array A of strings.Two strings S and T are special-equivalent if after any number of moves, S == T.A move consists of choosing two indices i...
2018-10-06 20:52:41
191
原创 LeetCode(easy)-896、Monotonic Array
896、Monotonic ArrayAn array is monotonic if it is either monotone increasing or monotone decreasing.An array A is monotone increasing if for all i <= j, A[i] <= A[j]. An array A is monotone d...
2018-10-04 21:28:27
216
原创 LeetCode(easy)-905、Sort Array By Parity
905、Sort Array By ParityGiven an array A of non-negative integers, return an array consisting of all the even elements of A, followed by all the odd elements of A.You may return any answer array tha...
2018-10-04 15:50:56
165
原创 LeetCode(Medium)-647、Palindromic Substrings
647、Palindromic SubstringsGiven a string, your task is to count how many palindromic substrings in this string.The substrings with different start indexes or end indexes are counted as different sub...
2018-10-01 21:13:45
267
原创 Ubuntu16.04+CPU+caffe-SSD环境配置过程
一、安装Ubuntu16.04（略）二、安装Caffe-SSD并测试安装前sudo apt-get update #更新软件列表sudo apt-get upgrade #更新软件依赖包sudo apt-get install -y build-essential #编译工具，通常已安装sudo apt-get install -y cmakesudo apt-get instal...
2018-09-29 17:45:51
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原创 LeetCode(easy)-1、Two Sum
1、Two SumGiven an array of integers, return indices of the two numbers such that they add up to a specific target.You may assume that each input would have exactly one solution, and you may not use ...
2018-09-29 17:24:07
219
原创 百度新手赛：充电桩故障分类与检测<1>
赛题介绍： 本赛题为新能源汽车充电桩的故障检测问题，赛题提供85500条训练数据（标签：0代表充电桩正常，1代表充电桩有故障），参赛者需对36644条测试数据进行预测。评价标准： 本赛题采用f1-Score评分，f1评分公式： 其中，precision为准确率，recall为召回率， β=1，准确率和召回率同等重要。数据说明： 1.训练数据： 数据格式：[id,K1K2驱动信...
2018-09-29 14:51:03
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原创 Hbase实战之Python调用happybase库
欢迎使用Markdown编辑器写博客本Markdown编辑器使用StackEdit修改而来，用它写博客，将会带来全新的体验哦：Markdown和扩展Markdown简洁的语法代码块高亮图片链接和图片上传LaTex数学公式UML序列图和流程图离线写博客导入导出Markdown文件丰富的快捷键快捷键加粗 Ctrl + B 斜体 Ctrl + I...
2018-09-29 14:46:34
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原创 Python一些函数的用法总结
一、字符串的split用法 描述 Python split() 通过指定分隔符对字符串进行切片，如果参数 num 有指定值，则仅分隔 num 个子字符串 语法 split() 方法语法：str.split(str=”“, num=string.count(str)). 参数 str – 分隔符，默认为所有的空字符，包括空格、换行(\n)、制表符(\t)等。 num – 分割次数。 ...
2018-06-13 10:24:26
349
原创 TensorFlow中无法导入MNIST数据集
当我运行下面代码时，提示我无法下载mnist数据集。mnist = input_data.read_data_sets("data", one_hot=True)# 设置变量x = tf.placeholder("float", [None, 784])W = tf.Variable(tf.zeros([784, 10]))b = tf.Variable(tf.zeros([10]))...
2018-06-13 09:37:48
2137
原创 Anaconda安装pyecharts
Win7，ANACONDA3(64-bit)，Python3.6。ANACONDA Prompt中不能用使用pip install pyecharts 进行安装，并且是在安装了TensorFlow后才发生的，一直报错。报错如下： 解决办法：输入命令1、conda install -c anaconda html5lib会看到一系列更新的结果，然后再次使用pip安装包，发现可以成功...
2018-06-12 22:58:04
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原创 安装docker时测试不成功
一直想写博客，但是不知道从何开始写起，那么今天就从这个小问题开始写起吧。记录一下自己的学习过程。使用Docker官网的安装步骤安装完成后，当我想测试一下是否安装成功后，却出现了下面的报错demo@demo-VirtualBox:~$ sudo docker run hello-worlddocker: Error response from daemon: Could not che...
2018-05-29 11:06:50
2923
Android蓝牙开发，与HC-06单片机通信，
2016-04-10
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