51,593 Topics
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| | Hi every body I have about while loops and I just answered Q: a & b plz help me [QUOTE] **Write a program that user while loops to perform the following steps: a)Prompt the user to input two integers: firstNum and secondNum. (firstNum must be less than secondNum.) . b)Output … |
| | I'm trying to write a progam that; Contains a function called sumN() which takes an int n as an argument and returns an int which is the sum of all integers between 1 and n. In the main() asks the user: How many values (s)he wants to enter (maximum 50); …  |
| | I am having trouble printing the contents of a b-tree of order 'n' in level order. I have looked at algorithms online, but they only cover trees that have nodes with only 2 children. Shouldn't it also be called recursively? No algorithm I found used recursion. [CODE]void addToQue(struct node *root) … |
| | i neeeeeeeeeeeeeed help please Create code that: * stores the x and y coordinates of the mouse into two arrays x[] and y[]; * the size of x and y should be 50; * the latest coordinates (from mouseX and mouseY) should be stored in position number 0 of the …  |
| | So i have to create a program which reads the number of days in the month and the temperatures. This info is in other file, temp.dat. I have how to calculate the average temperatures, but am having trouble reading from the file. Also, for every day that is in a … |
| | I'm having problems trying to implement a counting sort for a template linked list. I already coded everything and I get the correct output. Now I just need to sort using counting sort method. When I run the project, the program crashes and it says: First-chance exception at 0x00262805 in … |
| | Hello. I have a question regarding a task I was given. It goes : Fill the array with random numbers and then print out how many times theyve appeared like so : [CODE] /* ARRAY : 0 0 0 0 1 1 1 2 2 2 2 2 6 6 … |
| | Hi During my Web browser program i have got a bookmarks bar running but when ever i add a bookmark to it the name is the URL, which is bad if you are adding a Google search page. When i try and add document title into the equation apparently i … |
| | Hi all I've just downloaded the Visual C++ express 2010 from the microsoft website. but when i try to compile and run the program, it says: "Unable to start program 'C:\Documents and settings\Indrajeet Roy\My documents\Visual Studio 2010\Projects\First Prog.c\First prog.c.exe'. The system cannot find the file specified." What do I do … |
| | char* ...is it similar to char var[5]; int *x; x = & var[0]; ?  |
 | Hi, I have a complex C++ code with gui. Each major gui division is independent class. Now these classes must 'talk' sometimes in operations like copy from division A and paste in division B. So I need to pass some pointers from one class to another. I was thinking of … |
| | I am aware that this is something that has been asked repeatedly, and that conio is outdated, it is completely non-standard, but I need do use BGI graphics(in Turbo C++ 3) for my school project and for that along with BGI I need conio too.. I convinced my teacher to … |
| | Hi all, I need to have a program to word count remove punctuation and sort it in alphabetical order. I had done the word count portion but i am lost in removing punctuation and sorting in alphabetical order portion. Hoping to get some help. [code] #include <fstream> #include <iterator> #include … |
 | First I'd like to say how much I appreciate these forums. They have helped me before, but this is the first time I've posted a question myself. My problem is that I use a different IDE than my teacher does (probably not the best idea) so I want the program … |
| | Why won't this output my string vertically? THanks in advanced, bookmark. [CODE]#include <iostream> #include <string> using namespace std; void print (const string & s); void main(){ print("blah"); system("pause"); } void print ( const string & s){ int i; int clrscr(); for(i=0;i<4;i++) { cout << "\n %c", s; } } v[/CODE] |
| | I seem to be very bad with playing around with pointers. Basically the specialization template is supposed to return the address of the longest of the 5 strings provided. I keep getting an error on line 20 about char vs char *. Please some help, a good explanation on the … |
| | I am having a similar issue [CODE]// Exc_3.cpp - Testing string with refernece #include <iostream> #include <cctype> #include <string> #include <cstring> using namespace std; string lowerToUpper(string & ref); int main() { string str; string constant = "q"; cout << "Enter a string (q to quit): "; //while (constant != getline(cin, … |
| | This is my first group project me and one other person wrote the majority of this program. I put message on the functions and other things i need help on. It seems to work a little bit but I'm not getting the correct values when I try to run this … |
| | i currently am throwing an exception in my constructor of my class and i read that when u do such a thing, the objects destructor is never called! meaning if i allocate any memory without using the heap, i have to MANUALLY deallocate the memory myself. An article i read … |
| | Hi all, I have a silly question regarding how to translate this command in CMakeLists.txt g++ x04.cc -o demo -lplplotcxxd x04.cc is c++ file , information about lplplotcxxd can be found here [url]http://ubuntuforums.org/showthread.php?p=8538977[/url] since the command " g++ x04.cc -o demo -lplplotcxxd" is working on my computer so I think … |
| | [CODE] #import <iostream> #import <string> #include <fstream> using namespace std; //The phonebook itself. class Book { public: int people; //The information for a person. class Person { public: string firstname, lastname, phonenumber; }; //Returns 1 if Person1 comes before Person2, 2 if Person2 comes before Person1, and -1 if they … |
| | Hi, this is my first time posting and I would like thank everyone in advance. I'm doing a homework assignment that requires me to design a teller application which simulates a bank. I'm currently getting a segment fault, after I call one of my getBranch(). I've tried to do this … |
| | I've finished a void display function for an in-game menu. I'm trying to have the menu stay at the top of the cmd for the length of the game. However, since it's a separate function, the program stays in the menu function, and never reaches the functions that follow it. … |
| | I have been tearing my hair out over this, and I have written and rewritten the code over and over again. If I can get some kind of direction or where to start, it would be awesome! I put something down there that I have tried for one of the …  |
| | Hi all. I am having trouble with my code. I have played around with it for a while, and I just can't seem to get it. The only thing I am having trouble with is it getting to output the a.m. and the p.m. correctly. [B]it always outputs p.m. no …  |
| | I am working on a program that reads students name and test score from a file. The program should assign the appropriate letter grade, then output the name score, and grade. It should also determine the highest test score. I do not see where my errors are. Please help! [CODE]// … |
| | Hi All, I have a program with threads and after a while i ve got std::out_of_range error. when i broke the process to debug, it pointed me to this line: > testsimulatord.exe!mainCRTStartup() Line 182 C and my stack contents are: KernelBase.dll!7604b727() [Frames below may be incorrect and/or missing, no symbols … |
| | Hi. I am writing a program to read user input numbers until '0' is entered. I then figure out if each number is even or odd and find the average of all the evens and all the odds (even average is one number, odd average is another.) I have it … |
| | In the name of God . Hi everyone . I am going to write a program which compiles c++ codes . I don't have any time to write my own compiler . so i want to use ms compiler -> "cl.exe" I will use code below , but not working … |
| | Hello, I've got a simple program where i'm trying to a Char array with a string, but even though the program in debug mode shows that the string Phone = Phone, it is not adding a new line when the string starts with Phone. Can anyone tell me why the … |
 | Hello I have a > b(for example) I need to generate random number x that belongs from a to b for example a = 9, b = 16 x has to be x > 9 and x < 16 I use cstdlib.. but can't guess how to do it (using … |
| | Ok I got my program running, finally ^.^ Compiling without errors But I want the looping for the binary search to work. How do I get it to loop without sending back a return until all 5 numbers are done searching. [CODE]#include <cstdlib> #include <iostream> #include <fstream> using namespace std; … |
| | Hi..I m an engginering student in 3rd yr.I want make a minor software it mns want to do smthing diffrnt.pls give me an advice what should i do for dis.pls help me  |
 | Hi guys, I'm makeing a Homework "tracker", which is basically a day planner. I need help making a settings file for the initial setup. I have a text box, a couple radio buttons, and one "begin" button. I need a way for the program to remember what choices were seleced. … |
| | This is part of my code. I want to declare an array of List, and I want to be able to pass this array to the functions listed below, so that I can do work on the array (i.e. add/delete nodes). But I have problems getting my head around pointers … |
| | I have to create the following functions with the code provided: OpenScreen(); MonthlyPayment(???); Amortize(???); AmortizeScreenHeader(???); But I'm kind of confused on whether or not the program will only have functions showing in the main body or will there be more than just the functions? Ex: [CODE]int main { OpenScreen() MonthlyPayment() … |
| | I have to answer with the runtime for Big O for a few examples of C++ code. I'm generally having some trouble grasping the concept of Big O but two particular problems are stumping me: [CODE]cin >> x; double n = example(x); for ( i =0; i << n; i++) … |
| | i have an assignment can somebody help me, [B] Assignment Statement:[/B] Comparing two arrays for equality or matching indexes You are required to write a program which will take input from user in two integer arrays. The program should compare both arrays for checking if both arrays are totally identical … |
| | say i execute an windows api function in my code to allocate memory in the specified process! How do i actually view/know this worked without checking getlasterror() or return codes? is there any other way i can do this in a easier/better manner? maybe runtime with a debugger? if so … |
| | Hi again guys, last time I posted a problem I got a lot of help... and here I'm back again with new issue. This is the assignment: [QUOTE] Contains a function called sumN() which takes an int n as an argument and returns an int which is the sum of … |
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| | hi I wonder who is the smallest boy to know any low level programming language Eg:C++ or java etc exept the qbasic |
| | I need to calculate the value of sin(sin...(sin(x))) for n times (n and the value of sin are input from the keyboard). That's is what I've came up with. #include "stdafx.h" #include <iostream> #include <math.h> using namespace std; double multipleSin(int n, double x); using namespace std; int _tmain(int argc, _TCHAR* …  |
 | Hello I'm starting to learn c++ and I'm wondering if I should wait until c++0x standard is published (since I'm not in a hurry, currently learning Perl and Java) or should I start learning c++ with an old book I have If i do learn c++ w/ the 2003 standards … |
| | hi, In short I need to create a word search puzzle. I ask the user for the dimensions and words to be inserted. The hardest part is that there is a 50% chance the word should be forwards or backwards, then there is a 25% chance the word should be … |
| | I just started writing C++ and i only know the basics, if there is anyway to improve my simple caluculator or if you have any functions I could add to it let me know. Here is the code I wrote feel free to take bits. #include <cstdlib> #include <iostream> #define … |
| | Hello, I want to sort a 2dim array by columns, but there is an error in my code. It doesn't accept value of element from 2dim array into C[x]. Can anybody help please? [code=C++] static int counting_sortx( int** A[], int** B[], int k, int rows, int col){ /*Array A[ ] … |
| | I am working on some image processing ideas and I want to implement them using pthreads. Here is an example I came up with just to make sure that the threads were actually doing what they were supposed to be doing. It just increments the values in an array and … |
| | [B]Problem statement:[/B] Give two sets [TEX]A[/TEX] and [TEX]B[/TEX], devise and algorithm that checks if A and B are [URL="http://en.wikipedia.org/wiki/Disjoint_sets"]disjoint[/URL]. The following information are given about the set [TEX]A[/TEX] and [TEX]B[/TEX]: [LIST=1] [*][TEX]|A| = |B| = n[/TEX], that is number of elements in both sets are n [*]A and B are … |
| | I am developing my own project for the practice. I am having a great deal of difficulty conceptualizing the classes I want. The scenario is that of 2 countries, each capable of producing 2 goods, using 2 factors of production. Specifically, Lower Mongolia and Upper Mongolia have certain amounts of … |
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