Beginners - C++ Forum - May 2013 (Page 32)

Can I initialize an array within a class header file.

Hi, I have been making a simple tetris game and so far it's just a linear main.cpp file. I understand that I should be trying to encapsulate the program, so ...

[11 replies] Last: So, it's better if I suggest you another way, trust me. There we go, ... (by S G H)

by Irishfitz

Square root function help! (1,2)

Im trying to make a square root function that increments the double variable i by 0.1 every loop, however its not working. here's the code. int m; dou...

[32 replies] Last: #include <iostream> #include <iomanip> int main() { double d = 0... (by MiiNiPaa)

by TheSource007

Array of arrays, tree of data

Write your question here. I have two arrays, data1 and data2. Each has 2x256 data values (basically they are tables of amplitude vs frequency) I would like to...

[7 replies] Last: Oops my bad. It should read double data1 ; double data2 ; but ... (by TheSource007)

by ejuneau

Duplicate Case Values?

Hello all, Recently, I started making a 'text-based adventure' game. I'm using the switch and case gates, but I'm getting an error. Here's the code. ...

[13 replies] Last: Thank you Cire! I have taken your advice, and now at least it works, b... (by ejuneau)

by riol94

How to sum 2dimensional arrays

I wrote this code in c++ but i m stuck cause i have to sum the 2 arrays i dont know how.Can someone please hep me out?? #include <iostream> #include ...

[1 reply] : It is enough to say that this function int arraySum(int A ,int B )... (by vlad from moscow)

by Hihelp

Error

Been trying to figure out how to print out the right numbers from the class int Die::get_value() { return value; } void Die::roll() { int value...

[3 replies] Last: your value variable is local to roll() function and cannot be used o... (by MiiNiPaa)

by INeedAHero

Swapping nodes in a doubly linked list

How exactly should one go about doing this? I wrote a function that swaps two consecutive nodes, but then I realized quite a few problems: 1.) The nodes...

[2 replies] Last: With correct algorithm you actually need only to check for (2) case Wo... (by MiiNiPaa)

by JohnsonDaryian

Problems Understanding Final Program

I desperately need help with my final program in a C++ Programming class. I'm sorry, I know that it's frowned upon to bring problems like this to the forum, but...

[8 replies] Last: This doesn't compile. Your printBarn() function is missing a closing b... (by booradley60)

by sam1194

Number of questions

Write your question here. #include <time.h> int main() { int Die1; /*Random Number 1-6*/ int Die2; /*Random Number 1-6*/ int Total; /*Total valu...

[2 replies] Last: That was perfect! Thanks, easy fix for that part, guess it was the eas... (by sam1194)

by ausairman

How do I convert a std::vector into std::array

I always store object sequences in vectors for the obvious benefits they bring, but am now in a situation where I frequently need to access data as arrays (I'm ...

[7 replies] Last: Ok thanks for that. (by ausairman)

by sqdejan

A game about programming :)

(Updated the game removing some minor bugs) (NB!!! The game is created for 960x600 so make sure your browser is at least that size) Hey fellow programmers, I ...

[2 replies] Last: I want to teach as it does. But I just found some games where it kinda... (by sqdejan)

by Doggie

String Subscript Out of Range (Line 1662)

Removed!

[1 reply] : Do not double post http://www.cplusplus.com/forum/general/102167/ (by MiiNiPaa)

by Dal

User input in array from class

Hello, first time posting! Trying to write a program where the user input get stored in an Array from a class. (don't know if that makes sense) I have a c...

[3 replies] Last: Hate to bump, but havnt gotten any further. :/ So im suppose to have ... (by Dal)

by new2c

array:How do check for duplicate numbers?!

I'm stuck on my lottery game. I got mostly everything to work but the part where the program checks if the user numbers and computer numbers have duplicates in ...

[5 replies] Last: In fact this code bool isDuplicate( const int arr , int size, int nu... (by vlad from moscow)

by bsHobbit

Code Validation

Didnt know any better Title ;) I just wanted to know if the following code is bad or good or neither of both. And if it's bad what could I improve? Tha...

[1 reply] : After a quick glance, I can see three issues: 1) I would change your ... (by closed account zb0S216C)

by programming killer

confuse on i++ and ++i

Hi, everyone i know this is easy for you but i just have no idea about the difference between i++ and i--.. see the following code, #include <iostream> usi...

[3 replies] Last: The postfix increment/decrement operator will increment/decrement its ... (by closed account zb0S216C)

by AdyR

HELP for one aplication

Hi there. I just registered here and i need some help. I have to do a small application that allows me to display random circles in a given rectangle. These cir...

[no replies]

by Pierce

cin.ignore only working at a certain point :S

Hiya, New to C++ (Thats why this is in the beginners section! =) ) and I'm having a bit of trouble with cin.ignore(), and asking my program to prompt before co...

[6 replies] Last: Well the problem was clearing the buffer at the end of sporttest(), so... (by Pierce)

by sumsar

Why am i getting an error when i try to compile this?

Im making a small game and I having some problem compiling the board. what am I doing wrong? #include<iostream> #include<string> using namespace std; ...

[5 replies] Last: okay thanks for the help. (by sumsar)

by theguy

edit: need some help

Thank you!

[6 replies] Last: @nedo: you are stopping too late while( geline(input, line) ) ... (by ne555)

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Beginners - May 2013 (Page 32)