& ~(sizeof(int)

... 问题 INTSIZEOF Macro, get the space length occupied by the type, the minimum occupation length is an integer multiple of int: #define INTSIZEOF(n) ( (sizeof(n) + sizeof(int) - 1) & ~(sizeof(int) - 1) ) 引子 问题1: A batch of goods was placed in the container, and there were 12 pieces of...


C++ simply splits the csv data into a string

... 1, the purpose uses C++ to read, and extracts the data in the csv file separately. Here, the extracted data is converted into a string type, which can be The data is converted to the type required. The data used for testing here is a csv file with 10 times magnification of the iris data...


Three-point circle formula Matlab and C++ version program

... Three points circle formula Matlab and C++ version program %% Given three points for circular trajectory planning Function P_P=plot_circle(p1,p2,p3) %% use these three points to make a plane equation K_11=( p1(2)-p3(2) )*( p2(3)-p3(3) ) - ( p2(2)-p3(2) )*( p1(3)-p3(3) ) ; K_12=( p2(1)-p...


C++Primer Practice 12.6

... /* *author @alex *title C++Primer Exercise 12.6 */ Vector<int>* f1() {//returns a dynamically allocated int vector Vector<int> *p = new vector<int>; Return p; } Vector<int>* f2(){//Read values ​​from standard input are saved to vector Vector<int>*p = f1();...


101611G God of Winds ideas ideas 2017-2018 ACM-ICPC, NEERC, Moscow Subregional Contest

... 题意: Given a grid of n*m, each hop has an initial value, in some Filling in the grid will affect the 4 sides of the grid Ask if there is a filling scheme so that all the edges are 0; 思维: for the horizontal side of each column If the sum is 0, then there must be a solution such that the...


Effective c++ Reading Summary Terms 1

... Article 1: C++ is a language federation C++ is currently a multi-generic programming language that supports: process-oriented, object-oriented, functional form, generic form, meta Programming form. It is precisely because of the changing style of C++ that the language of C++ is more and...


C++ function overloading and rewriting

... c++ function overload: 1. The function name of the overloaded function must be the same 2. The number of parameters of the overloaded function or the type of the parameter is different. Or both are different 3 The function is only a different return value, can not constitute an overload...


P1290 Euclid's game (Game, SG)

... P1290 Euclid's game 题描述 Two generations of Euclid's descendants, Stan and Ollie, are playing a digital game invented by their ancestor Euclid. Given two positive integers M and N, starting from Stan, subtracting a positive integer multiple of the smaller number from the larger one, of...


Sequence table application 5: ordered sequence table merge

... sequence table application 5: ordered sequence table merge Time Limit: 100 ms Memory Limit: 880 KiB Problem Description known order table A and B are two ordered sequence tables, in which the stored data elements are For ordinary integers, the A and B tables are merged into a C table....


Visual Studio2010 Simplified Chinese version / Ultimate installation tutorial (transfer)

... 1. Download Visual Studio2010 has been good to ignore this part == 2. Installer 密匙( I have changed my friend's link, I have changed it, please ignore this step) Mainly for the little friends to see: After extracting, find the Setup folder: Enter the folder and find the setup.sdb file....