Beginners - C++ Forum - March 2014 (Page 42)

I am having an issue with my scoring method for a game called Yahtzee that I am writing for my school. I am using an array to store the final dice roll in but ...

[2 replies] Last: for( size_t i = 0; i < 5; ++i ) { switch( die[ i ] ) { ca... (by nvrmnd)

by Bubiche

Please help me to make a function stop/return an error without returning any value

I'm having an assignment to implement a stack class using singly linked list and here is my Pop function: #include <iostream> using namespace std; struct No...

[5 replies] Last: You have four typical options; choose one, and document it. Option o... (by JLBorges)

by Wallboy

Passing arguments by pointer question

Hi I'm currently learning C++ and I got to an exercise that asked to create a function that swaps two ints passed in by pointer. Here is that snippet of the pro...

[6 replies] Last: yes, Wallboy it depends on what library you are using, try to use othe... (by closed account ivDwAqkS)

by HellfireXP

Vector Index Access in Class

How do I access the vector index in the class function 'GetIndex' below? Please don't get wrapped up around the example I'm using. This is just to illustrat...

[2 replies] Last: Ok, here is what I'm trying to do. In order to calculate the Point() ... (by HellfireXP)

by glamiex

How do I fix this code?

I'm trying to work on a program that does even division only. But I can't get multresult to be less than highestNum how do i do that? for (int count = 1;...

[2 replies] Last: @soranz Er, no, calling rand() twice in a row like that is perfectly... (by long double main)

by enemy

Class does not accept private for variables- WHY

Hello! Please, why is here giving an error? It CAN be public, but why can't it be PRIVATE??? Many thanks!!! #include<iostream> using namespace std; ...

[6 replies] Last: Ah, sorry about that. Edited my post. (by closed account 18hRX9L8)

by qzpqzp

Loop

3 options. Let them be 1, 2, 3. And let 2 be the right answer. I need the program to loop back to the question if the user enter either 1 or 3. I have ...

[5 replies] Last: while (selectionA != 2) { cout << "I'm sorry, my responses are li... (by long double main)

by johntor

Validate input as 0's or 1's in string array

Wanting to know how to check that 9 characters entered into a string variable are either a '0' or '1'. Want to convert string to c-string array and validate eac...

[1 reply] : No need to convert anything to a C string: for (unsigned i = 0; i < v... (by long double main)

by bedudkowski

Trying to grab info from a text file

I cant seem to get my program to find the .txt file I have created. Is there a particular spot I should create it? The code I have is below. The program just a...

[1 reply] : The first two lines are redundant. I don't know if attempting to open ... (by Daleth)

by mlholder

Strange Syntax/Question

Hello all, Here are the functions for a clone of the pong game. I am hoping that someone can help me in knowing why the programmer used parentheses around th...

[3 replies] Last: Thank you. That makes a lot more sense now. I've just never seen type ... (by mlholder)

by bedudkowski

Having trouble returning values

I have to compute the area of a circle in a fuction called area. Main is supposed to prompt the user for the radius first. I keep getting that the variable area...

[1 reply] : Yes to the compiler "areacircle" is undefined because its a parameter... (by Codermik)

by stdeez

overloading operator =

class Edge{ public: Edge(); Edge(int v1, int v2, int weight); int first(); int second(); int edgeWeight(); void operator=(E...

[1 reply] : Your thread title suggests you are overloading the assignment operator... (by Daleth)

by heyyouyesyouiloveyou

Input validation with objects

I have to create an Inventory class with the member variables int itemNumber; int quantity; double cost; that can set and get values for the above. I need ...

[1 reply] : //File: Inventory.h - class Inventory declaration file #ifndef INVEN... (by heyyouyesyouiloveyou)

by Alby94

Operator=

class Base { Base* operator= (Derived<int>* x) }; template <typename T> class Derived : public Base { private: T a; public: Derived (T x) { a = x...

[4 replies] Last: Therefore how to define an operator= for Base* ? Edit: i understand, ... (by Alby94)

by kim12

Tic Tac Toe?

Figured it out.

[4 replies] Last: Sorry, I can`t help. You just have to wait till the pros are on :D. Yo... (by closed account EwCjE3v7)

by closed account EwCjE3v7

Do not understand this while loop

What does this mean, I`m so confused EXCER: What does the following program do? #include <iostream> #include <cstring> #include <vector> using std:...

[2 replies] Last: Thank you kbw, I was right after all, :D well thats what I thought. Wh... (by closed account EwCjE3v7)

by bradles

basic If control

ok so have just started to learn C++ and im wanting to check all arguments to call out errors when it finds a character. Ive been able to get it to work but hav...

[9 replies] Last: @ cire: Because it kinda looked weird lol. (by Stormboy)

by Dan Feerst

opencv updating code to c++

I have a very small simple function using opencv libraries which takes a source image and stamps it to a location on a destination image. No matter why I try I...

[no replies]

by HellfireXP

Class 'Friend' Useage

In the code below, I'm trying to consolidate the "private" members of these two classes. CELL is a part of grid. When a grid is created, it creates a bunch of...

[2 replies] Last: Point() is a function that returns the upper left corner X and Y value... (by HellfireXP)

by stdeez

Reading input files

5 4 1 2 45 1 3 4 2 3 16 2 4 6 3 4 8 This is my input file format. What I need to be able to do is to process a specific line, say line 2. I need to...

[3 replies] Last: According to many opinions on the internet.... int vertexCount = line... (by stdeez)

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Beginners - March 2014 (Page 42)