09 2017 档案
摘要：今天桌面突然出现 removable storage devices 文件夹，且没有删除选项。 解决办法：往电脑里插一下u盘文件夹就会自动消失了。
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摘要：Given an array with n integers, your task is to check if it could become non-decreasing by modifying at most 1 element. We define an array is non-decr
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摘要：Given two sorted integer arrays nums1 and nums2, merge nums2 into nums1 as one sorted array. Note:You may assume that nums1 has enough space (size tha
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摘要：Given a positive integer num, write a function which returns True if num is a perfect square else False. Note: Do not use any built-in library functio
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摘要：Given a non-negative integer represented as a non-empty array of digits, plus one to the integer. You may assume the integer do not contain any leadin
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摘要：Given a string, find the length of the longest substring without repeating characters. Examples: Given "abcabcbb", the answer is "abc", which the leng
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摘要：Given 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 ex
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摘要：You are given two non-empty linked lists representing two non-negative integers. The digits are stored in reverse order and each of their nodes contai
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摘要：AS的下载： https://developer.android.com/studio/index.html AS的安装： android studio, sdk, virtual device都要安装，安装路径最好不要选在C盘 创建新项目： 创建过程不再赘述网上都有。 真机运行： 项目写好后先用U
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摘要：We are playing the Guess Game. The game is as follows: I pick a number from 1 to n. You have to guess which number I picked. Every time you guess wron
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摘要：You are a product manager and currently leading a team to develop a new product. Unfortunately, the latest version of your product fails the quality c
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摘要：Given a string s and a string t, check if s is subsequence of t. You may assume that there is only lower case English letters in both s and t. t is po
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