51,593 Topics
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| | ive declared and integer array and i need to know how the user can input a single input of "2 4 6 3 5 6 7 5 3 5 6" and get each individal digit into each index of the array and help would be greatly appreciated.  |
| | Design a CPU Timer class (you may name it CPUTimer). This class should allow the user to start timer, stop timer, compute delta time and print the lapsed CPU time of any block of code in a program. #pragma once #include <iostream> #include <cmath> #include <ctime> #ifndef CPUTimer_h #define CPUTimer_h … |
| | I wrote a program in C# for my discrete mathematics class and it worked absolutely fine. My teacher asked me to submit the code in c++ so she can run it on her mac and so I created a new project and typed the code in. After changing everything required …  |
| | Hello, I am having trouble with a program I am writing. The problem is that I need to take information from a text file, read it, and then output the information into another text file. I keep getting this output: > <ProductSummary>0015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A00015D7A0 </ProductSummary> I need it to output something like … |
| | Hi I need help with this program. When I run this program, it will not print out the correct kilograms which always displays 0. Please help #include <iostream> #include <istream> #include <iomanip> #include <vector> using std::vector; using namespace std; using std::endl; using std::setw; struct PatientInfo { string name; double weight; … |
| | Here's my code. (Lines of interest: 49, 138, and 162; rest of the code works fine.) #include <iostream> #include <iomanip> #include <fstream> #include <vector> #include <algorithm> #include <cstdlib> #include <conio.h> using namespace std; class Records { public: string name; int hours; double rate; int age; double pay; double tax; double …  |
 | hi there) my brothers-programmers) please tell me - how to get double type character by character - i need make custom realization of fprintf - so it's necessary for me to show double type numder on the screen. (For integer type this problem could be solved by subtracting 32 - …  |
| | Hi all! I am looking for some advice on how to best design C++ programs that read, write, and update data in MySQL databases. I have completed a system that successfully does this but I'm not sure if I designed it the right way to take advantage of OOP principles … |
| | I want to push a value to a stack using the assignment operator, I need some help with this.. Thanks Stack s; float x = 5; s = x; class Stack { public: Stack(); float push(float value); float pop(); int Size(); float operator = (const float &right); private: float values[30]; … |
| | Hi all, I'm sure this is a n00b question, but I can't seem to get my head around it! I have a 4 BYTE array which I want to display as a decimal value. For example, in the array it contains the hex values: 00 05 7d a4, and I … |
| | Hello I have a large project that i bult with windows forms. When I drag a form on my screen it will move with no problem. When part of the form is overlaping the edge of my monitor and i try to drag it , the form will shutter when … |
| | i'm building a simple code in wdk in "native subsystem" i have a library that overload new and delete operator here is the code: header file #include<ntddk.h> #define HEAP_ZERO_MEMORY 0x00000008 #define HEAP_GROWABLE 0x00000002 typedef NTSTATUS (NTAPI * PRTL_HEAP_COMMIT_ROUTINE)( IN PVOID Base, IN OUT PVOID *CommitAddress, IN OUT PSIZE_T CommitSize ); …  |
| | I have an application that will be minimized and running in the background. I want this application to have it's own moveable mouse so that it does not use my current mouse. How can I accomplish this? I'm not exactly sure where to start to create a mouse for it. |
 | Without using /,% and * operators. write a function to divide a number by 3, itoa() function is available. |
| | Hello everyone and good day!!! I'm trying to embedd an image watermark to another image for copyright protection and I plan to use DCT and embedding the watermark in the middle band coefficeint of the host image. The problem is I don't know which of the formulas to use since … |
| | Hi all, can someone please help me with my code: Its suppose to input a text file of values then display them and give the max and its index, and inputed values are floats. But I can seem to get the max right. Thanks #include <stdio.h> int main() { FILE … |
| | hello :) i'm looking for some good Combination Optimization Algorithm, which is easy to code aswell... (combination optimization algorithms like "Hungarian Algorithm", etc.) thanks :) |
| | I have queue class as below public class queue { public: queue(); ~queue(); bool Empty() const; void Enqueue(message^); void Dequeue(); void DisplayAll() const; private: gcroot<String^> bindingkey; queue(queue const& obj); ListNode* head; ListNode* tail; }; queue::queue():head(nullptr), tail(nullptr) {} queue::~queue() { while (head != nullptr) { Dequeue(); } } //bool queue::Empty() const …  |
| | I'm getting some errors with my code, & cant seem to find where the problems are. Basically I'm making a student class that calls out the student id & name. I hope someone can point me in the righ direction to get this code working. Thank you student.cpp: #include <iostream> … |
| | Hello everyone. I have a declaration that starts off like this inta data[100]; size_t i; I have to write a C++ segment code that will shift data[50] and data[98] up one spot to the locations data[51] and data[99] Then I am supposed to insert the number 42 in data[50] Any …  |
| | i have trouble starting my final project for my C++ class and heres the layout of the first part.. Command Line Text Editor Part 1: 50% Create a command line editor to and edit files. Each file only needs to be one line long. When launched, the editor shows a … |
| | i have a code to read some products from a file.(.dat). it hasthe name, model number, price and its purpose. example. = knife 103 10 cut currently it can read the first 3. The question asks i make a derived class to read the purpose. Here is my code #include … |
| | how do u convert the below to a 'for' loop? int x = 123456; int y =0; while (x > 0) { y *= 10; y += x % 10; x /= 10;} |
| | Guys I have some questions please help me., 1. if I make a tetris game out of c# will it be difficult to do? 2. Is it possible to finish it in less than a week ? 3. Also what should I use as a game studio? OpenGL, XNA or …  |
| | Hi im trying to learn polymorphism and i stumbled upon a question. Polymorphism to me means 1 with many forms. here is my code: // virtual members #include <iostream> using namespace std; class CPolygon { protected: int width, height; public: void display(); virtual string area () { return ("FIRST"); } … |
| | Hello, guys. This is the fragment of my program. I can't initialize the dynamic two-dimensional array. The compiler says to me that 'y' cannot appear in a constant - expression. But I need that both x and y to be dynamic. How can I fix that? ` float a; int … |
| | Hi! I am working into the development of a C++ related Phone Management System where the request is to: 1. Input information of new subscriber: The program should input a line of data from the keyboard in the following format: <surname> <name> ! <telephone1> <mode> ! <telephone2> <mode> ! ...! … |
| | I just can't help but feel that there's a more efficient way to do this than with multiple calls to the string[i] operator. I've tried storing the results of string[i], but that leaves me with a char, which I'm evidently unable to compare. I know that I can compare a … |
| | I want from you to give me a cpp code of a magic squire like this .. one dimention array takes 16 integers then put these 16 integers in 2 dimention array then test this array if it's a magic squire or not .. if not we will randomily rewrite … |
| | hello :) i'm looking for an algo to find out all possible combinations of a 2d array entries, wich are (Tasks x Processors). i.e, i have to find out all possible schedules to schedule tasks against processors. numbers of tasks and processors are variable. Suppose : ............P1.......P2.......P3 .................................... T1........3 ........6..........4 … |
| | The language i'm trying to do this in is c++ let's say i have a number 123456 , i want to divide this up into partitions of two so i would have: 12,34,and 56. I want to add the partitions up and it would equal 102. How can this be … |
| | > My code Not working Why ???? there is some processor fault Error |
| | Purpose: Create a C++ class; use operators, overloading, member functions, friend functions, constructors and private data. • Make the data members private. (This means that the non-member functions below will have to be friends of the Data). • Create a member function called ‘set’ with the same arguments, and return … |
 | Hi all, I have a simple OpenGL program (learnt from NeHe of course) and I've tried to implement GLSL shaders into my program. Currently, its meant to draw a cube with a shader and quit on escape. However, at the line **`GLenum program = glCreateProgramObjectARB();`** it stops responding and closes. … |
| | Maybe I'm just missing something but I was thinking what do you call something like a Windows Form Application in Visual Studio where you can drag and drop and stuff like that. Do you call that an API or SDK or GUI or something else? By the way, as I … |
 | I'm going over a practice exam right now and I've come across something I can't figure out. I understand what incrementing is but I just don't know why the answer is 0. //What is the value of a after the following code is run (int a=12). a += a -= … |
 | I made a program, hangman. And I am trying to complete it. I have succesfully been able to compare the input letter by all the characters of the word to be guessed (which is saved in an char array) and display it. But now, I can not figure out how …  |
| | I have my project due of hangman and it is worrying me lately. I need to make a hangman game. I have studied arrays, functions, loops, if else statements. That is about it. I haven't done 2d arrays. Will do it now, because someone told me it is not possible … |
| | guys i have hw to solve but i cant solve this Q !! any idea?   |
| | can any one help to create an dynamic (2*10) two dimensional array using new and delete? which ask user to enter the value and fill both row and column? I am able to create one dimensional but unable to create 2-D. |
| | It's useless. Why are stupid classes in C++ having private members for? [snip] I am never using OOP in C++ I'm just using structs to organize data fuck OOP and classes it's so ridiculous to me that I'm SMH |
| | Hi there guys I need your suggestions. Do you know any system or game that is not that hard to program, like something that can be done for less than 3 weeks because I need it for my term project. thank you for those who will help out. |
| | #include<iostream> using namespace std; int main() { int Partnumber[15] = {112,130,156,173,197,150,166,113,123,143,167,189,193,117,176}; int Quantitynumber[15] = {12,30,56,17,19,50,66,13,12,14,16,18,19,11,76}; int hashTable[19][2]; int collisions = 0; int index = 0; for(int i = 0; i<15;i++) { index = (Partnumber[i] % 19); hashTable[index] = Partnumber[i]; if (hashTable[index] != 0) { do{ index++ }while(hashTable[index]!=0) } if(index >= … |
| | I've written a Rational Class that takes fractions and can add, subtract, multiply, divide etc. I'm trying to keep my fractions reduced but for some reason, some but not all of my fractions are being reduced. I've posted my code below. I commented the fractions that aren't being reduced as … |
 | Hi, I have read this on IBM: > > An exception specification may only appear at the end of a function declarator of a function, pointer to function, reference to function, pointer to member function declaration, or pointer to member function definition. An exception specification cannot appear in a typedef … |
 | Im trying to run a sipmple program in c++ using openGL but get these errors... can somebody please help me? Error 1 error LNK2028: unresolved token (0A00002D) "extern "C" int __stdcall __glutCreateWindowWithExit(char const *,void (__cdecl*)(int))" (?__glutCreateWindowWithExit@@$$J18YGHPBDP6AXH@Z@Z) referenced in function "extern "C" int __stdcall `anonymous namespace'::glutCreateWindow_ATEXIT_HACK(char const *)" (?glutCreateWindow_ATEXIT_HACK@?A0x6d0c8cb1@@$$J14YGHPBD@Z) c:\Users\Surané\documents\visual studio … |
| | hello, acually your site is helping me alots , thanx alots I have an assignemt n i stuck on readind data from user and hendle them as single string plzzzzz anyone can help me:( i tried alots and alots Write a C++ program that will make use of the following …  |
| | I'm trying to implement a template class called "Tree", here is the code for the main function: [code=c++] #include "Stack.h" #include <iostream> #include <time.h> using namespace std; int _tmain(int argc, _TCHAR* argv[]) { int gameObjects = 0; Tree<Player>* PlayerTree = new Tree<Player>; Player** players; players = new Player* [5]; Player* … |
| | Dear All, I have function that works like this. Here # represnts one word while * is for one alphabet. Can anyone help me changing this code where # is for 0-N words, means it works if at # there is no word between dots, while for * there must … |
| | Hi, working on a piece of code which loads in two images, one is a scrambled version of the other, compares them and then attempts to make a new image from the scrambled version. So far I've got it making a new image, comparing and unscrambling most of it, just … |
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