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General C++ Programming - March 2016 (Page 9)

Exercise from book pdf http://docdro.id/nrdKYMh poly.h #pragma once #include <iostream> #define MAX_DEGREE 20+1+1 class Polynomial { private: ...

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by Sefik1337

Enum types and classes

I can't seem to understand how to fill an array made in class A with an enumerator type made in class B and these two classes are separate files. I know some s...

[5 replies] Last: Good: class B { public : enum colour_t { Blue, Red, Green, Orang... (by JLBorges)

by alex067

PowerSet Function

I have a program which has to find the longest non-decreasing order sub sequence in a given array using a powerSet algorithm The algorithm compiles fine, bu...

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by Dkmariolink

Boolean in Function (Menu Program)

My professor seriously threw too much at us over spring break... Anyway, I have to create a boolean function that checks rather or not the values entered by the...

[3 replies] Last: @Thomas1965 I tried your code and it works! Thanks a ton. it can be ... (by mikepann83)

by technologist

switch question

Below what do I add to my switch statements to code "for all the rest that are not listed"(sic). I have conditions for D, d, H, h no prob. But H and h will rep...

[11 replies] Last: In my IDE's editor , I never need to use the tab key - it does indenti... (by TheIdeasMan)

by mkb555

Deleting a trie

There's plenty of help online for how to delete an entire binary search tree, but none for deleting a trie. I understand how to do it when all you have is a lef...

[3 replies] Last: I understand how to do it when all you have is a left and a right nod... (by cire)

by hippokrates

Enum and Struct Program Help

Write a program that will manage a simple address book. The program should allow you to view and search existing entires as well as add new entries. The data s...

[1 reply] : struct Person{ string firstname; string lastname; int phonenumber; }... (by mike9407)

by ScoobyDoo

need help with Grocery Item class and functions

Hello I'm running into some issues with my grocery store program. The class GroceryItem is supposed to define private values to hold information about the Groce...

[1 reply] : > while (!(stock >= 1000 || stock <= 9999)) tell me one number that ... (by ne555)

by JelloneKXX

Windows Forms, SerialPort

Hello I need to read 13 bytes useing Serial Port. Only funcion that i think can do this is "Read(..)" https://msdn.microsoft.com/pl-pl/library/34t733fh%28v=vs.1...

[2 replies] Last: yep, it works. i got it few minutes ago ^^ (by JelloneKXX)

by zahra2018

need help

guys do u know whats wrong with this code? the final answer is incorrect. #include<stdio.h> int main() { int a,b,c,d,e; printf("Enter a number: "); ...

[1 reply] : One post only, please. http://www.cplusplus.com/forum/beginner/187091... (by Moschops)

by riyadhhossain01

detecting enter key with vectors

#include <iostream> #include <iomanip> // let's start using "manipulator" for output formatting! #include <vector> using namespace std; vector<string> s...

[2 replies] Last: it does work. but i want to know how should i get the last word of the... (by riyadhhossain01)

by istemihan

Working with labels in OpenMP: How to or is it possible to jump in Threads?

I am trying to get some code paralleled, and algorithm must be remained. Here is the original Code: #include <stdio.h> #define N 50 main() { int prime ; int ...

[2 replies] Last: Sorry about the edit. I tried to edit as fast as I can once I post the... (by istemihan)

by Cambalinho

Code Blocks IDE: can i add a DLL to a project?

can i add DLL's to a project?

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by ekincaid2002

need help understanding extracting from file and loading into array.

This what i have so far i have hard time understanding extract and even less luck with understanding how to turn the extract info into an array to be sear...

[2 replies] Last: i have the file printing on seperate lines for each set of studentid, ... (by ekincaid2002)

by Liviu13

Prime Number Program Optimization

Hi guys! Today I wrote a program that finds the first 'n' prime numbers and I saw that when 'n' gets bigger, the necessary time for the program to run increases...

[2 replies] Last: A quick update: I found that if I replace for(int j = 2; j <= prime ... (by Liviu13)

by zyzz123

Need some help

Could somebody make the function which will do following: First parameter(argument) is string ,second parameter is vector which containts list of phrases which...

[1 reply] : I just made it a bit more readable. using namespace std; string Fun... (by Liviu13)

by Mctrossy

C++ Cable bill calculation

I am doing something wrong within my code. I'm pretty sure I did not declare the letters right, I'm not sure how that is done. I'm sure other things are wrong ...

[8 replies] Last: Here is your code reformatted and with the compilation errors fixed. ... (by dhayden)

by Edelweise

Migrate existing Dev-C++ project to Visual Studio 2015

Hello. I have this project of a game made with Dev-C++ 4.9.9.2. Since Dev-C++ is way too old and harder for me to program on i have decided to migrate the proje...

[2 replies] Last: Thanks for the answer @Chervil, but the fact that DevC++ is outdated i... (by Edelweise)

by Aziz as

dynamic array vs array given the size at run time

Hello all , As many of you know that GCC compiler let you give a size of an array during a run time. However, that made some conflict with dynamically allocated...

[3 replies] Last: Yes. Pretty much always. The heap is only limited by the amount of mem... (by helios)

by gabehcoud

How to check for shallow copy?

I know that c2 is shallow copied into c3. But how to show that to audience that it is a shallow copy rather than deep copy. I know i can't use delete to de...

[4 replies] Last: Shallow copy and deep copy are different for pointers. With a shallow... (by dhayden)

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