49,766 Topics
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| | write a program 4 incyption and decryption of a 4 digit code. entered by the user.For incryption use following mechanism: 1.sumofalldigits + current digit%10. 2.replace 1st digit with the 4rth and 2nd with 3rd. Use functions and pass by reference. For decryption use reverse mechanism. ppppllllllzzzzzzzz someone help me!!!!!!!!  |
| | Hi, I have this annoying problem in my project program.It simulates a Library.From the data stored in a binary file,the information about books are to be displated as: [U] Sl.no Book code Book Name Author no. of books[/U] 1 ES101 Sherlock.. A.C Doyle 10 2. SF200 Harry Potter J K … |
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| | Hi guys! I'm pretty new to C++. I am currently on freshman year at college, and have a programming problem (not homework, it's actually a side project of mine) that consists on implementing some algebra-related functions on C++. I'll go straight to the point: [code] int switchlines(int i, int j, … |
| | Hey :D I wanna make a small program which changes the Desktop Wallpaper. Ok ehm. I found many things but nothing is working! Maybe because of my os: Win 7 x64 Ok here is the code which should run when someone click on the button. [CODE=C++]SystemParametersInfo(SPI_SETDESKWALLPAPER, 0,"C:\\wallpaper.bmp", SPIF_SENDCHANGE);[/CODE] Tried it … |
| | For example. [CODE]float test[2]; map < string, "what should I put here?" > myMap;[/CODE] I want a map where keys are string, and values are array of float in size 2. I can use vector <float>, but I don't want to use vectors.  |
| | I have this exercise that i need some help with !! • Write the function fahrenheit that returns the Fahrenheit equivalent (as a float value) of a temperature value in Celsius. The function has one integer parameter for the temperature in Celsius. [Hint: Tf = (9/5)*Tc+32; Tc = temperature in … |
| | hi frndz... the problem is as follows: i want to create a 2-d array. in every index in that matrix, i want to store an array of integers. moreover the array that i want to store at every index has to be dynamic because its size will keep on increasing. … |
| | [URL="http://thread.gmane.org/gmane.comp.version-control.git/57643/focus=57918"] O M G[/URL]  |
| | Hello everybody, I am having trouble with the following. In my code, I don't get the right results for my getAverage/ getLeastAmount/ getGreatestAmount function. I don't know what I am doing wrong. Could anybody give me some hints, please? [code] #include <iostream> #include <iomanip> #include <cassert> #include <fstream> using namespace … |
| | Does anyone now how to create a game id for tictactoe,i.e each new game that is played is given a game id. help |
| | Hi. I decided that I wanted to try something hard - write a program that allows 2 different mice to be used simultaneously by the same computer. I realize that this is going to be very difficult, and require not only C++, but probably some low level C, if not …  |
 | Howdy, those of you who remember me may be happy to know my 2D game engine was finished and I'm now working on a 3D engine. My engine has been going rather spiffingly well, after some battles with DirectX and OpenGL i managed to get them working side-by-side. Wrote a … |
| | [B]What I want to code:[/B] 1.Given: -A range of integers iRange from 1 up to iRange -A desired number of combinations 2.Find the # of all possible combinations and print it out. For example: Given: iRange = 5 and n = 3 # of combinations = iRange! / ((iRange!-n!)*n!) = … |
 | Hi, I'm reading a line from a text_file.txt The line looks like: 1#Jonh#Smith#PO Box#4.9#5.0# The code being used: [CODE] fstream file; file.open("Tbl_cliente.txt", ios::in); // open a file for input file.unsetf(ios::skipws); getline(file, Cli_nombre, '#'); getline(file, Cli_apellido, '#'); getline(file, Cli_dirr, '#'); file >> Cli_total_compras; file >> Cli_balance;[/CODE] But when I look for …  |
| | Hello, I have an assignment to make a tic tac toe game using 1-9 in a grid (but without 1 l 2 l 3 and instead, 1 2 3 etc.). I'm having an impossible time figuring out how to redisplay the new x or o (see function comments). Is there … |
| | Hey guys, I have to write a program to check the ranking of the top 1000 boy and girl baby names using linked lists and pointers. The POINT of the PROGRAM is if you enter a name it will tell you what the name ranks among the list if it … |
| | i have code which has a menu.. this code is for a tic tac toe game and i cant prevent the program from crashing . So......... when the user enters a variable e.g 'q' the program crashes. the happens whilst playing the game and whilst selecting a menu option. is … |
| | i want some help about a program which displays all prime numbers between two numbers entered by the user. plz someone help me..... i m a 1st semester programing student thats why i am finding much difficulties....  |
| | There were a few book recommendations I saw on the web for c++. The C++ Standard Library: A Tutorial and Reference -- I want to purchase this book, but it was published in 1999. Is there a more current book like this or is it one of those things that …  |
 | Hello I have a sample program from a book, it's not working properly, when the function [icode]d3d10createdeviceandswapchain[/icode] is called the error checking causes the program to fail, after adding a few lines of code I found that the error code isn't one of the constants that the function is supposed … |
| | I have a line of code that looks like this: [code] _data = new (nothrow) T[_size]; [/code] This code is inside a classe's constuctor The problem is that it initializes each element to zero which I don't want it to do. Is there to just have it reserve the memory … |
| | Hi im working on a function lab that was givin to use, there are compile erros on it im not sure how to fix, most likely caused by mistakes by me not wrinting correctly. If you can help me out on this would be appreciated. Discription: The purpose of the …  |
| | Hello, I try to use POSIX Message Queue API and in the doc it says that: [CODE]#include <mqueue.h> int mq_send(mqd_t mqdes, const char *msg_ptr, size_t msg_len, unsigned msg_prio); [/CODE] [I]The mq_send() function shall add the message pointed to by the argument msg_ptr to the message queue specified by mqdes. The … |
| | Hi Im having a problem when it comes to dynamic memory allocation.I have a program that lets me pick the size of my array,and then input numbers into it. That all works well,it is when I try to add another int to this array that im having problems with,could anyone … |
| | I have a question, and it is: How create win32 application in Microsoft Visual Studio 2008 ?? I do not want to select " Empty project " in " Additional options: ". i.e. I want use visual window for my program. Please help me. My language is C++. |
| | Hello i am trying to implement a wordPuzzle but i am having trouble with the last two functions that i need to implement. this is what i am doing. as i'm reading the dictionary from a text file i am checking the length of the word and according to its … |
| | I have to write a memory game, where the user gives a file name and that file reads in 8 strings that will be placed on the board. The code I have so far is down below, if anyone can help me fix it up I would appreciate it. [CODE] … |
 | I have seen an array struct in C that can hold data even if they are a different type. I forgot what that code was and I don't have the code on me at the moment. So I was wondering if anyone could show me how I would do this … |
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