mygodhome的专栏

#!/bin/bashMatch_GroupID_ClassroomID(){ ExamClassRoom_Start_Num=$1 ExamClassRoom_End_Num=$2 Officer_Start_GroupID=$3 echo " ExamClassRoom_Start_Num is ${ExamClassRoom_Start_Num} ExamClassRoom_End_Num is ${ExamClassRoom_End_Num...

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我自己在MAC 上试验过，是可以汉化的。分享一下汉化经验：下载resources_cn.jar :下载地址：https://download.youkuaiyun.com/download/mygodhome/137069121.点击”访达“ --> 选择 ”应用程序“2. 选择 “PyCharm" app ：3. 右单击 PyCharm CE, 选择 ”显示包含内容“4.点击 “Contents"目录5. 点击 "lib"目录6. 将下载的 resourc

You 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 and j with i % 2 == j % 2, and swappin...

  We are given an array A of N lowercase letter strings, all of the same length.Now, we may choose any set of deletion indices, and for each string, we delete all the characters in those indices...

 Given a binary matrix A, we want to flip the image horizontally, then invert it, and return the resulting image.To flip an image horizontally means that each row of the image is reversed.  For ex...

  The Hamming distance between two integers is the number of positions at which the corresponding bits are different.Given two integers x and y, calculate the Hamming distance.Note:0 ≤ x, y &...

Given two binary trees and imagine that when you put one of them to cover the other, some nodes of the two trees are overlapped while the others are not.You need to merge them into a new binary tree...

Given a string S that only contains "I" (increase) or "D" (decrease), let N = S.length.Return any permutation A of [0, 1, ..., N] such that for all i = 0, ..., N-1:If S[i] == "I", then A[i] < A...

Given an array A of non-negative integers, return an array consisting of all the even（偶数） elements of A, followed by all the odd(奇数） elements of A.You may return any answer array that satisfies this...

We are given an array A of N lowercase letter strings, all of the same length.Now, we may choose any set of deletion indices, and for each string, we delete all the characters in those indices.  The...

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 for better legibility)P A H NA P L S I I...

Given a string s, find the longest palindromic substring in s. You may assume that the maximum length of s is 1000.Example 1:Input: "babad"Output: "bab"Note: "aba" is also a valid answer.Exa...

There are two sorted arrays nums1 and nums2 of size m and n respectively.Find the median of the two sorted arrays. The overall run time complexity should be O(log (m+n)).You may assume nums1 and n...

Given a string, find the length of the longest substring without repeating characters.Example 1:Input: "abcabcbb"Output: 3 Explanation: The answer is "abc", with the length of 3.Example 2:...

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 contain a single digit. Add the two numbers and return i...

Given an array of integers, return indices(下标） 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 the s...

International Morse Code defines a standard encoding where each letter is mapped to a series of dots and dashes, as follows: "a" maps to ".-", "b" maps to "-...", "c" maps to "-.-.", and so on.F

Every email consists of a local name and a domain name, separated by the @ sign.For example, in alice@leetcode.com, alice is the local name, and leetcode.com is the domain name.Besides lowercase l...

We have two special characters. The first character can be represented by one bit 0. The second character can be represented by two bits (10 or 11).Now given a string represented by several bits. Re...

 Given a non-negative integer num, repeatedly add all its digits until the result has only one digit.Example:Input: 38Output: 2 Explanation: The process is like: 3 + 8 = 11, 1 + 1 = 2.   ...

 Given two binary strings, return their sum (also a binary string).The input strings are both non-empty and contains only characters 1 or 0.Example 1:Input: a = "11", b = "1"Output: "100"E...

We are given two sentences A and B.  (A sentence is a string of space separated words.  Each wordconsists only of lowercase letters.)A word is uncommon if it appears exactly once in one of the sente...

In a array A of size 2N, there are N+1 unique elements, and exactly one of these elements is repeated N times.Return the element repeated N times. Example 1:Input: [1,2,3,3]Output: 3Examp...

Given a string and an integer k, you need to reverse the first k characters for every 2k characters counting from the start of the string. If there are less than k characters left, reverse all of them...

Given a string S, return the "reversed" string where all characters that are not a letter stay in the same place, and all letters reverse their positions. Example 1:Input: "ab-cd"Output: "dc-b...

 In an alien language, surprisingly they also use english lowercase letters, but possibly in a different order. The order of the alphabet is some permutation of lowercase letters.Given a sequence ...

 Calculate the sum of two integers a and b, but you are not allowed to use the operator + and -.Example 1:Input: a = 1, b = 2Output: 3Example 2:Input: a = -2, b = 3Output: 1  cl...

Given a non-negative integer numRows, generate the first numRows of Pascal's triangle.In Pascal's triangle, each number is the sum of the two numbers directly above it.Example:Input: 5Output:...

 Say you have an array for which the ith element is the price of a given stock on day i.Design an algorithm to find the maximum profit. You may complete as many transactions as you like (i.e., buy...

   Given a positive integer N, find and return the longest distance between two consecutive 1's in the binary representation of N.If there aren't two consecutive 1's, return 0. Example 1:...

Given two strings s and t which consist of only lowercase letters.String t is generated by random shuffling string s and then add one more letter at a random position.Find the letter that was adde...

Roman numerals are represented by seven different symbols: I, V, X, L, C, D and M.Symbol ValueI 1V 5X 10L 50C 100D ...

Given a string, you need to reverse the order of characters in each word within a sentence while still preserving whitespace and initial word order.Example 1:Input: "Let's take LeetCode contest"...

 Given an array A of non-negative integers, half of the integers in A are odd, and half of the integers are even.Sort the array so that whenever A[i] is odd, i is odd; and whenever A[i] is even, i...

 A self-dividing number is a number that is divisible by every digit it contains.For example, 128 is a self-dividing number because 128 % 1 == 0, 128 % 2 == 0, and 128 % 8 == 0.Also, a self-divi...

 Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid.An input string is valid if:Open brackets must be closed by the same type o...

You're given strings J representing the types of stones that are jewels, and S representing the stones you have.  Each character in S is a type of stone you have.  You want to know how many of the sto...

题目：将一个文件夹备份到一个 ZIP 文件假定你正在做一个项目，它的文件保存在 C:\AlsPythonBook 文件夹中。你担心工作 会丢失，所以希望为整个文件夹创建一个 ZIP 文件，作为“快照”。你希望保存不同的版 本，希望 ZIP 文件的文件名每次创建时都有所变化。例如 AlsPythonBook_1.zip、 AlsPythonBook_2.zip、AlsPythonBook_3.z...

假定你的老板用电子邮件发给你上千个文件，文件名包含美国风格的日期 (MM-DD-YYYY)，需要将它们改名为欧洲风格的日期(DD-MM-YYYY)。手工完成这个无聊的任务可能需要几天时间!让我们写一个程序来完成它。下面是程序要做的事:检查当前工作目录的所有文件名，寻找美国风格的日期。如果找到，将该文件改名，交换月份和日期的位置，使之成为欧洲风格。 这意味着代码需要做下面的事情:创建...