51,593 Topics
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| | Hello everyone, I'm having a hard time figuring out what is wrong with my codes. I have a set of arrays and I have to sort them in order to find the median. I made the function to find the median and I tried recalling the function but it keeps … |
| | I need help when i run the app. and enter the wrong answer "No. please try again " continues to loop forever . I want it to say it only once and repeat the same question. Any ideas? I thought maybe the braces were off somewhere but I'm not sure. … |
| | [CODE]//Form1.h (Windows Forms Application) //.... //.... #pragma endregion cli::array <String^> ^sum; private: System::Void BtnComp_Click(System::Object^ sender, System::EventArgs^ e) { nocarrystate n; carrystate c; char a; states * curstate; states::init(&n, &c); String ^text1 = TxtBin1->Text; String ^text2 = TxtBin2->Text; curstate = &n; int i = 0; int len1 = text1->Length; sum = … |
| | I am having trouble with generaetOutput function the void part is throwing me off. I tried to do it like the genrateQuestion function but the void part has me confused. Also my while statement is missing something because the error message continues to loop and if the user enters a …  |
| | I am writing code for homework. It is an inventory program using a stack class and a inventory class. When I complile I get the following error: Below is my code thus far. Error 2 error C2512: 'InventoryItem' : no appropriate default constructor available c:\inventory.cpp 17 chapter18 Here is my …  |
| | I think I may have bitten off more than I can chew with this. I'm writing a program that will figure out the last position standing by continuously counting the positions using prime numbers till only one is left. [url]http://acm.uva.es/p/v100/10015.html[/url] is a link to the original problem. the code I …  |
| | my problem stmt is as follows my input to the program is text file which contains records like 10 20 30 40 70 20 30 70 30 40 10 20 29 70 80 90 20 30 40 40 45 65 10 20 80 45 65 20 like this and i … |
| | Hiii again i have done dis program but i get o/p like dis 1 2 3 4 5 6 7 8.... I need to get like dis 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21[code]#include<iostream> using namespace … |
| | Device an algorithm to test whether the three numbers represents the side of a right angle triangle |
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| | Hello! I'm planning to make an online program, actually it would only be a login system with GUI and a chat window after login. The client program would recieve some data from the server (like names, ages, etc). I don't want to use C++ for sockets, I want to use …  |
| | I'm writing a game where I create a map using ncurses. What I want to try and do(if possible) is make the map the size of the terminal, in other words in the main program I have: [code=C++] // Create a game on an 80x30 map Game gameInstance( 80, 30 … |
| | I am doing a project in Image Processing using C++. I need to get the RGBA values of a png image. I am able to get RGB values. but I couldnt get Alpha part. Pls help me out... Thanks in advance.. |
| | I'm haveing trouble with this program I don't know what the problem is because my compiler says that their isn't one but the console says their is but it wont give me lines my code is very long too. [ICODE] #include <iostream> #include <fstream> #include <vector> #include "Clear.h" namespace fun{ … |
| | Hi, I have written a program for reversing a digit but I get "error C2664: 'strcpy' : cannot convert parameter 2 from 'std::string' to 'const char *' Which I don't get since strcpy is supposed to change a string to a char array. Any clues for whats going on here? … |
| | dears i'm new to c++ and i'm trying to make some demos application now i'm buildin an application that use http connection to make http request and get a return value from URL example: use [url]http://www.mywebsite.com/somthing.aspx[/url] this URL should returm a simple string value how i can read this value??  |
| | Hey guys, sorry for the bad rep. But, recently i've obtained a code in c++ which highlights c# syntax in a Richtextbox. [URL="http://www.c-sharpcorner.com/UploadFile/duncanharris/SyntaxHighlightInRichTextBoxP212012005044912AM/SyntaxHighlightInRichTextBoxP2.aspx"]LINK[/URL] I think the basic idea behind it is to specify an array of strings, and now the program should search and highlight the defined strings in a … |
| | can any one send me C++ code for 2-3-4 tree insertion, deletion and search code plz...[I]email snipped[/I] |
| | I need to implement Huffman coding using a binary tree. I have successfully created the tree and have been able to execute the program by manually entering the characters and their frequencies but I now need to read the characters/frequencies from an input file and then output their matching Huffman … |
| | I successfully had one enemy wandering back and forth in between collision blocks in my platform scroller. Unfortunately, I'm running into problems when trying to drop multiple enemies across the map. I basically made 7 additional enemies and gave them different starting positions across the map, but the program crashes … |
| | Hi i have been following this tutorial [url]http://jnrdev.72dpiarmy.com/en/jnrdev3/[/url] in which all the code is supplied if you need to have a look. I am wanting to add another player- how would i go about doing this. I have a player.cpp and a player.h in which i think i need to … |
| | How do you create a tile based collision detection map for visual C++? i have the code to implement it i now want to change the layout of the map |
| | I am trying to create a function that takes in a sorted vector of integers, loops through the vector and if there is a value in the vector that is repeated it deletes that entry. This is what I have so far and I am not too sure how to …  |
| | In my header file I have: [CODE]#include <iostream> #include <string> using namespace std; class Customer { public: //Output void displayLabel(ostream &out);[/CODE] And in my main: [CODE]#include <iostream> #include <fstream> #include <string> #include <iomanip> #include "Customer.h" using namespace std; Customer cust; string blank = " "; string line; int start, end, … |
| | Hi i am trying to make a jump and run game in Visual C++ using SDL I have been following a tutorial([url]http://jnrdev.72dpiarmy.com/[/url]) which was very good but finished before everything was covered. In a game lik mario, the players will navigate over jumps and onto ledges ect. I am using … |
 | I just made a program that takes input from the parallel port(or printer port) of a computer and translates that input to English/Numbers. Its a Morse Code Transmitter translator and a Morse Code Calculator. Anyways, so I have to write a writeup about the program and I am kinda confused …  |
 | I'm trying to make the container to work with one of my classes. But i don't understand what should the overloaded operator contain. Maybe this is because i don't know the container too well... Please give me some insights. This is my class [code=C++] class Complex{ private: int re; int … |
| | Hi I have just started using STL vectors and iterators so please excuse my ignorance. Suppose I have three classes A,B and C such that : std::vector<A> aObjects wherein each object "a" comprises a vector of "b" objects which in turn comprises a vector of "c" objects ie. [CODE]class A{ …  |
| | Hello everyone i'am tring to write a program that convert expression from infix to postfix using stack. but i have a problem with my code it terminate the program i can't determine what is wrong but it seems to be in the (precedence) function . so can anyone help me … |
| | hi i was wondering if anyone could show me how to put graphics to the following card game as i want to learn how to add graphics and what type i should use like for example: DRAC or is there something even better, cheers: [CODE]#include<cstdlib> #include <process.h> #include<ctime> #include <iostream> … |
| | when i run my code i get one, and i can't tell which part of my code is faulty as VC++ points me to this code from <xlocale> [code=c++] _CRTIMP2_PURE facet *__CLR_OR_THIS_CALL _Decref() { // safely decrement the reference count, return this when dead _BEGIN_LOCK(_LOCK_LOCALE) if (0 < _Refs && … |
| | hi.i m trying to this program for QuickSort but unable to detect what's wrong in it..probably the prblem is in Divison.. so here's the code:icon_eek:: [CODE] # include <iostream> using namespace std; # define N 20 int Divide(int a[],int left,int right) { if (right < 1) return 0; int i=a[left], … |
| | In this program we are going to simulate a simple card game. The rules are that the player selects a card out of a deck of 52 cards. The computer picks a random card out of the deck. The person with the highest card face number wins. In this program …  |
| | [CODE]#include<fstream.h> #include<conio.h> void main() { int iSize,iChoice,iDelete,iMem={1024}; clrscr(); cout << "Brand New Flash Drive\n"; cout << "Message: Free Space: " << iMem << ""; getch(); clrscr(); while(iChoice!=8) { cout << "\n"; cout << "[1] Format Flash Drive\n"; cout << "[2] Copy File\n"; cout << "[3] Delete File\n"; cout << "[4] … |
| | hi, I dont know how to use bubble sort or heap or whatever else there is. what im trying to do is sort a list of number and delete the repeats. So the user types in how many numbers they want to enter, and then types in the numbers. ex. …  |
| | I am new to this website and was looking for some help .I am currently having trouble because I need to take the function generateOutput and have it display three random messages: Excellent, Good Job, and Very Good. Attached is the .cpp file |
| | Hi, I recently downloaded the GMP library, and I am completely lost in building it. I tried building it, but it just doesn't want to work for me. I want to build the C++ wrapper. BTW, I have never built a library before, so please excuse any of my stupidity … |
| | Hi guys, when I was working on this game for school I ran into a weird linker error, LNK2019. It bugs me to no avail, so hopefully you guys can help me. It seems to be a problem with the string pas. I submitted alternate values for where they would … |
| | I'm working on a chat server/client program. So far Ive gotten to where I am by using examples and using msdn. So my problem now is getting my client to properly connect to my server. When I run my server and locally connect through telnet on my computer, it runs … |
| | Hi Guys, I am running vc in visual studio 2009. I have a code that I wrote to read a binary file a while back using c++ (all in a console). Now I am trting to update the code using a GUI. In the console version the file location was … |
| | hey guys/gals. how do i save to a file the data that is printed by this program i wrote. I have the code to do this in the createFile function but i am unsure in how to output what was printed. Any suggestions? [CODE]//class member functions #include "experiment.h" Experiment::Experiment() { … |
| | Hello. I am writing a program with some dynamic arrays of pointers to objects (not arrays of objects). Since there will be A LOT of tacking on new objects to the arrays, for the purposes of efficiency, I am implementing an algorithm to fill up a buffer array first and … |
| | Hello Everybody, I have a small doubt regarding how we can call constructors in a C++ class [CODE]class test { public: test() { cout<<"In test\n"; } }; int main() { test t1; test t2(); // This call does not give compile time error but does not call the constructor cin.get(); … |
| | hi there, im a student in gr11 currenting taking computer science. I have a summative due 2-3 days from now and need help with explantion on one part of my program that im missing. So far I've learned, functions,loops, and some understanding of arrays. The project is to write a … |
 | Hi I found this example on about.com . I understand most of this, but one part is giving me problems in genral. I tried classes before, and it did not go over so well. But since this is someone else code, it might be better than mine :). Thanks [CODE] …  |
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| | Hi, i'm new to C++ and i understand someone else has asked this question on this forum before. I read the replies but still don't know how to resolve my error. gcc version is 4.2.2. The linker error i encountered is build_products/shared/x86/sgos_native/debug/gcc_v4.4.2/ced.o: In function `CEA_Disk_lister::CEA_Disk_lister(CEA_Disk*)': ced.cpp:(.text._ZN15CEA_Disk_listerC1EP8CEA_Disk[_ZN15CEA_Disk_listerC1EP8CEA_Disk]+0x25): undefined reference to `vtable … |
| | i'm new here and i have a question regarding pointers that is here You are required to write a program that takes a phone number as input from the user and stores it as a string value. The phone number will consist of country code, city code and actual 7-digit … |
| | I am new to C++ and cant get my program to compile because of #include recursion. I have 3 classes A, B, C. A includes B.h and C.h B includes A.h C includes A.h and B.h They include each other because they either need to send messages between themselves. No … |
| | Hope your ready :P [CODE] /* THIS PROGRAM IS INCOMPLETE!! PLEASE DON'T CORRECT THE EMPTY FUNCTIONS!! Thanks, Spartan118*/ #include <iostream> #include <string> #include <windows.h> #include "H:\profile\desktop\rawrr\lvp\random.h" #include "H:\profile\desktop\rawrr\lvp\conio.h" #include <fstream> using namespace std; void combat() { randomize(); string object; cout << "Entering combat." << endl; cout << "You are behind … |
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