Beginners - C++ Forum - December 2013 (Page 51)

im trying to get a memeber function to perform a cout statement but everyt time i compile it tells me that in this member function that "cout" was never declare...

[4 replies] Last: Does the file cdie.cpp have #include <iostream> and using std::co... (by Chervil)

by Al BQ

Problems with auto and decltype

Hello, I'm a complete beginner in programming itself. Being only learning the basics of Python and R for the last couple months and decided to also learn a b...

[4 replies] Last: I was just trying to use: g++ -std=c++0x something.cpp -o something... (by Al BQ)

by newguy94

NEED HELP RUNNING MY PROGRAM! let me know if it does what is asked!

Problem: In this problem you will write a Python program to generate a list of all the the prime numbers between a starting number and an ending number (inclu...

[2 replies] Last: As long as you have internet, there is always ideone.com. But from the... (by Smac89)

by Zork

Trouble with functions.

Hey guys. I've been working through a c++ guidebook I bought and have been recently tip toeing through functions. The exercise is basically to read in a number...

[no replies]

by Queso36

Need help with 2D array input

Hello all, I've been stuck on this problem for sometime. Originally I have create 2x3 2D array where the values are entered by the user then print them out. Als...

[1 reply] : For input, all you really need to do is the reverse of the output oper... (by yulingo)

by ravel1989

How to correctly exit/close classes?

I'm writing a dll and I think I'm doing everything correctly. I'm placing every object in a vector to later delete every object in the vector with a loop and a...

[1 reply] : but sometimes I see some dynamic float values still running and messi... (by yulingo)

by Na9er

array that keep track of numbers?

Hi all, Can anyone tell me how to write a integer array that keep track of numbers? I've been thinking of a way and am not able to figure it out. tha...

[1 reply] : By "keeping track" of numbers, I would immediately think of simply sav... (by Tresky)

by AceDawg45

How do I add a resource file to a project?

So, I am making this thing like clevorbot... (it is no AI, just LOTS of switch and if statements. It's actually pretty cool) And I have like, 300 lines of code....

[no replies]

by AdrianV

Display error message if invalid user input

Hello everyone, so I'm writting a memory matching game. and I'm working on the main menu, there is this part where I want to reprint the menu in case the user i...

[1 reply] : So here's why your program is "freaking out": if cin encounters an ... (by yulingo)

by sanasuke15

Destructors

Hi there, could you guys teach me how to use destructors properly? can't seem to make it work. #include <iostream> using namespace std; class cRectangle { ...

[10 replies] Last: Complicated != easier. That said, I'm not contradicting myself. It's... (by IWishIKnew)

by fahmankhan75

String Subsript error out of range? HELP ME FIND THE ERROR PLEASE :(

const string letters = { { " _____ ", " / _ \\ ", " / /_\\ \\ ", "/ | \\", "\\____|__ /" }, {"__________ ", "\\______ \\", "|...

[11 replies] Last: Cire, your absolutely correct about that :D It was suppose to be index... (by fahmankhan75)

by tablo

Input from external file, then average using nested loop.

I'm having an extremely difficult time figuring out this programming problem. Basically I have an external file called "numbers.dat" which contains this data "5...

[2 replies] Last: You are a lifesaver. Thanks a million! (by tablo)

by ihnena

Using bubble sort

Hi. I'm very new to C++, and I cannot seem to figure this problem out. This code is just supposed to have the user enter a list of animals (no more than 25 anim...

[1 reply] : I wasn't able to replicate your problems on my system, but I see that ... (by yulingo)

by ayo

functions problem

I'm having trouble interpreting how to code this there has to be a deck 24 cards of 6 animals and 4 adjectives so example"silly tiger". http://gyazo.com/53...

[no replies]

by Edward01

matrix margins

Hello, I have to write a program which go through a matrix and look for filled cells with letters, and then count its neighbours. The problem is that each cell ...

[1 reply] : The question isn't one of adjusting your math, but of whether or not y... (by Duthomhas)

by rafae11

converting hex to int

i need to convert a negative hex value to an integer. could somebody please explain to me why when i am convert FFFFEFFFE. it produces 4294901758. but whe...

[1 reply] : Both 4294901758 and -65538 are correct, depending on whether the value... (by Chervil)

by GoodWilling

To Loop

So my assignment is to make this program run as many times as the user wants, then create a file with multiple outputs. With my research I was able to deduce ...

[2 replies] Last: Can anyone help? (by GoodWilling)

by Chubby

Array Problem

This is what I try to do: Take an integer array of leght 5 call num and return the max in the array. const int NUM = 5 int max ; int i; int max2; for (i=...

[8 replies] Last: Thank you so much Joseue (by Chubby)

by bowleruu16

making this array

i have to write a function called scaleData that accepts an array of doubles and a double named scaleFactor. The function must multiple each element of data by ...

[3 replies] Last: what is suppose to go in the multiple every element part of this array... (by bowleruu16)

by MST

erf

Write your question here. Hi I want to know is there any function available for error function(erf) in Visual C++? thanks

[11 replies] Last: Visual Studio 2013? That is supposed to have std::erf() . http://bl... (by JLBorges)

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Beginners - December 2013 (Page 51)