51,593 Topics
 | |
| | Hi I'm tryingt to write this program: Write an interactive computer program that will find the greatest common divisor of two integers using Euclid's Algorithm. The program should be independent of the order in which the two numbers are input. EUCLID'S ALGORITHM Divide the smaller number into the larger. If … |
| | Hello, does anyone know where i can find some good examples on the list::erase() command. Specifically when erasing elements of a list whilst looping through it with for..next ,etc..  |
| | Could anyone help me..... My instructor give me an assignment and i don't know how to start and i should submit it in nextweek so can you think with me and help me to know way????? this the Question--> Consider the following description an account in a bank management system. … |
| | Why doesn't [code] typedef [I]ClassName[/I] SomeName[[I]SomeSize[/I]][[I]SomeOtherSize[/I]];[/code] work? |
| | I'm trying to use the tolower function from the cctype header ... in this function (to check if a word is a palindrome [code=c] int palindrome(const string& w) { typedef string::size_type sz; string ret = w; sz r = 0; sz l = w.size() - 1 ; int check = …  |
| | I wrote out a palindrome test program for my c++ class. It is to include 3 functions (one to count the length of the string, one to test if it is a palindrome, and one to output whether the string is a palindrome or not using a switch statement). Visual … |
 | #include <iostream> #include <time.h> #include <stdlib.h> #include "/home/theodore/lotto" using namespace std; main () { srand(time(0)); int One, Two, Three, Four, Five; One = rand() % 35 + 1; Two = rand() % 35 + 1; Three = rand() % 35 + 1; Four = rand() % 35 + 1; Five … |
| | Hello, I'm fairly new to C++, and I am currently doing a CS assignment, which is to create a hangman game. The only problem i'm having so far is that i'm getting an error when i try to pass a char array to a function (invalid conversion from 'char*' to … |
| | I'm trying to make a binary search tree without using recursion anywhere. I'm having trouble with the destructor though. I've been thinking about using a stack to help me keep track of the nodes but I'm not sure exactly how I would implement that. Any ideas? Relevant code: [CODE] class … |
| | I found Ancient Dragon's code snippet for reading the files in a folder. I modified it a little because I want it to display what those files are. The problem is, it also displays the two parent directories, '.' and '..'. I was wondering if there was a way to … |
| | Hi Everyone i want help making a Library Management Software So I can Make Command line and i need help for making it in Visual C++ Because i am new to Visual C++ Regards +_+ man |
| | Hello, I need a way to get a function return type during preprocessing or compilation(meta...). [U]example:[/U] [CODE]int f() { MACRO_OR_META_WHICH_RETRIEVES_FUNCTION_RETURN_TYPE[/CODE] Thanks, Leonid |
| | hi,im seeking for some help i want the member of my class to be of type string.. so, some of my member function to return a string but an error is keeping occuring .. iv tried to include the string heder file in the class heder file. it says missing … |
| | Hi All, I am working on a Mandelbrot. I can draw the Mandelbrot to a bitmap and then paste it on the form. What I WANT to be able to do is when the user drags their mouse over an area, it redraws the Mandelbrot with the x and y … |
| | What does int* resizeArray do that int resizeArray doesn't, what' the deference? And why do I delete nArray, and not newArray? [CODE]#include <iostream> using namespace std; void printArray(int* nArray,int size) { // code printing array } int* resizeArray(int* nArray, int oldsize, int newsize ) { int* newArray = new int[newsize]; … |
| | I don't know how to insert a string into a listbox.I hava added a extended style as gridlines for listbox. |
| | is three a way to mesure the amount of memory required during the execution of a C++ program , I am using visual studio 2008. Thanks |
| | Hi, I have just installed CPLEX, and this has installed correctly. It put it's header files under: /home/dorien/ILOG/..../include/ Now I am trying to compile an example, which has: [CODE]#include <ilcplex/ilocplex.h>[/CODE] but I got: [CODE]/home/dorien/C++/cplex-build-desktop/../cplex/main.cpp:35: error: ilcplex/ilocplex.h: No such file or directory[/CODE] First thing I did was lose the .h... to … |
| | Okay. This problem is from "Objects,Abstraction,Data Structures and Design using C++" by Elliot Koffman and Paul Wolf Gang pg127. #2 Implement an array- based program application that manages a collection of DVDs. The data for each DVD will consist of a title , a category, running time, year of release, … |
| | hello how can i do a for loop .. for a guessing game... and the only 5 oportunities to answer..... forexample no you wrong u have 4 guess left" heres my code !!1 this one just keeps giving me an unfishing loop grrrr!!! [CODE]#include <iostream> #include <string> #include <cstdlib> #include … |
| | Consider following function: [CODE]void func(const char & input){ //do something }[/CODE] Apparently it makes sense for the parameter to be constant value not reference to constant, Now may a compiler optimize that to constant value so that it'll be the same as following ? [CODE]void func(const char input){ //do something … |
| | Hi Guyz, Here is a really tough problem to solve. Anyone can help out? You need to encode and decode a message in a parallelogram matrix. Eg. If input message is, "This is a problem" then you must put it inside a odd order matrix whose order is determined by … |
| | i know that its so easy. but i dont know how to do it. ive tried ifstream and ofstream to add a line in a text file. and im sure someone in the past may have already posted this kind of problem. can anyone give me a link to that … |
| | Hello, I am working with rs232, and i have to write program in visual c++ which reads continous data from rs232. For that first i need to open available com ports from pc. I have COM3 in my pc, but i have to write com3 manually in my program. Is … |
| | I have a basic knowledge of C++ but mostly in a limited fashion. I am building an API and I need to send the resulting string to a text box in a Modal Dialog. I will not need to manipulate the string beyond sending it to the text box. The … |
| | i gto some prob to create this c++.. my Qs this year the club will have an election by assuming that this club have 236 members where 3 will be the candidate of a club president. every member will vote only 1 candidate using the following code : candidate code … |
| | Hey all, I've spent the last couple hours looking at other posts with the same error and have still yet to figure out what is wrong. I'm just learning C++, I have a bit of experience with Python but, still just getting my feet wet. Here is the code. [CODE] … |
| | I followed this guide for VC++ 2010, [url]http://msdn.microsoft.com/en-us/library/ms235636.aspx[/url] and apparently I either have a missing module/component or I did something wrong. I followed everything smoothly up until step 6-- "6. To build the project into a DLL, from the Project menu, select MathFuncsDllProperties…. On the left pane, under Configuration Properties, … |
| | Hi, I have a code, but I don't get what I'm doing wrong, can you please help me with this Write a switch statement that tests the value of the char variable response and performs the following actions: if response is y , the message Your request is being processed … |
| | [CODE]#include<iostream> void selectsort(int*,int*);//function prototype int *smallest(int*,int*);//function prototype void exchange(int*,int*);//function prototype void printlist(int*,int*);//function prototype using namespace std; void main() //this will ask the user to give five integers inside the array and will display it { int *name; const int size=5; int size2=5; name = &size2; int ary[size]; int *plast; plast … |
| | this program is trying to add from 1.. to x with return function. but when I enter 10 sum is 54 which is wrong. 1,2,3,4,5,6,7,8,9,10 = 55 [CODE]#include <cstdlib> #include <iostream> int burcin(int); using namespace std; int main(int argc, char *argv[]) { int x; int ft=0; cout << "enter the … |
 | Hello, I am trying to create a shop where the user can pick an item to add to their cart and after they pick the item, I want to remove it from the list, but I can't seem to remember on how to do it. [CODE] int main( void ) … |
| | The book Im using. Pg 108 - 124 Objects Abstraction, Data Structures and Design using C++ Author: Elliot Koffman and Paul Wolfgang I copied the example from the book, but the code is not working. I got a lot of errors in Phone_Directory.cpp. I dont know what to do [CODE] … |
| | I keep getting compiler errors. Could anyone help please? Thanks This is the error message: F:\DPR226\Homework\Student\main.cpp In function `int main(int, char**)': 39 F:\DPR226\Homework\Student\main.cpp invalid conversion from `int' to `int*' 39 F:\DPR226\Homework\Student\main.cpp initializing argument 4 of `void Student::setStudent(std::string, std::string, std::string, int*)' F:\DPR226\Homework\Student\Makefile.win [Build Error] [main.o] Error 1 [code] // main.cpp #include … |
| | I'm having problems with this c++ program. I need to read a file containing years on each line, and determine if the year is a leap year. The isLeap function looks fine, i'm just having problems actually reading the file and implementing the function. Can anyone help me out? [CODE]#include … |
| | Hello all, I am given a project and would like some help/guidance from the community. I am not asking for any code just a direction and little advice on how to approach this project or how these things work per-say. I am behind in my classes due to me having … |
| | Hi there, I have only just began the proccess of learning C# Programming (this week)returning to education as a mature student, one of the assessments I have been given is to find out how to, and then write a program using 'nested for loops' to display the 1,2,3 and 4 … |
| | I'm having a problem being cause by what I believe to be my getMonthValue function which is resulting in my output always being "Saturday." Can anyone give me any reason this is happening? Thanks. [CODE]#include <iostream> #include <string> using namespace std; bool isLeapYear (int year); int getCenturyValue (int year); int … |
| | Okay well i'm having trouble understanding this program ..in which our professor doesn't even explain..I'm so lost.. I hope somebody can help me please.. here's the problem... I have to write a program in c++ that computes the number of days between two dates using the Julian day number which … |
| | for some reason the following function has return numbers of error such as 1. new types may not be defined in a return type 2. two or more data types in declaration of `initialize' 3. ambiguates old declaration `GrowableArray initialize(GrowableArray&)' [CODE]void initialize(GrowableArray &a) { unsigned zero=0; a.elements=zero; a.element=NULL; }[/CODE] and … |
| | I have an assignment to write code to calculate a cubic spline. The values for my coefficients are correct, but the Gaussian elimination part of my program has me really confused. I was given code in C by my instructor, but am struggling in making it work with my code. … |
| | So i have a string say string A = junk#crap i want to separate it to separate strings b=junk c=crap how would i go about doing that while throwing out the #? |
| | hi i am new to programming and have had problems installing C++ on vista. Is it possible to get C++ working on vista or will I need to switch back to XP or ubuntu? Does Bloodshed work on vista? |
| | This is a section of code: [CODE] this->SquareImage1->Visible = false; this->SquareImage2->Visible = false; this->SquareImage3->Visible = false; this->SquareImage4->Visible = false; this->SquareImage5->Visible = false; this->SquareImage6->Visible = false; this->SquareImage7->Visible = false; this->SquareImage8->Visible = false; this->SquareImage9->Visible = false; this->SquareImage10->Visible = false; this->SquareImage11->Visible = false; this->SquareImage12->Visible = false; this->SquareImage13->Visible = false; this->SquareImage14->Visible = false; this->SquareImage15->Visible … |
| | Hey guys (and girls) I'm not new to C++ but it has been a while since I've used it. I'm having an issue that I can't seem to place my finger on. I have the two bits of code below. The first comes out fine, or as I expect the … |
 | Is there a way to add months and their respective days in my + operator?[code]Date operator + (Date const& dt, Month const& m) { jdn_type months_to_add = m.month_; jdn_type days_to_add; gregorian_type g = dt.gregorian(); long d = std::get<1>(g); if(d == 1){ days_to_add = 31*m.month_; } else if(d == 2){ days_to_add … |
| | hi, i know structures are basically used for holding data members whereas classes can hold both functions and data members. but contrary to the definition of structures can they also hold functions?? i read that they can but there wasn't any explanation about it. hopefully,some of few can come up … |
| | I would like to create a c++ program that captures images from a ccd every few seconds and saves them to a folder. This will later be used as part of an image tracking package for an autoguided telescope. I have no clue where to start. If anyone has experience … |
 | I have a couple of template classes "Stats<T>" and "Numerical<T>" within a "Statistics" namespace. The Numerical<T> class inherits publicly from Stats<T>. They are defined as below.[CODE] namespace Statistics { //declare Statistics namespace template <typename T> class Stats { protected: vector<T> dataSet; //contains the actual data set to be analyzed /* … |
| | This is my Code #include<iostream> using namespace std; struct BankAccount { int accountNum; double accountBal; double rate; }; int main() { const int ACCOUNT = 5; BankAccount info[ACCOUNT]; int sub; double balTotal = 0; double balAverage; int accountNumber; bool isFound = false; for(sub =0; sub<ACCOUNT ; ++sub) { cout<<"Enter Account … |
The End.