General C++ Programming - C++ Forum

I need some help figuring out the last part of my game code. Some of it is in Swedish, hope it's still OK. The one thins I'm missing is having different va...

[1 reply] : else { cout << player1 << "It's a draw!" << endl; cin.... (by Repeater)

by stav

std::ostream protected move constructor?

Hi, I'm creating a logger system and I would like to have a AddLogStream function, which i can then use to hand over ownership of an output stream to the logg...

[7 replies] Last: @mbozzi, you're in the right neighborhood, and such thought was consid... (by Niccolo)

by Cplusbug

Division of integers

I want to convert an integer into two separate integers, thousands and hundreds examples: 4796 = 4 and 796 12765 = 12 and 765 If I try using the...

[4 replies] Last: Modular arithmetic is not typically taught in US education until Colle... (by Duthomhas)

by RoyEL1

unpacking type

Using Visual Studio IDE, w/ ISO C++17 Standard (/std:c++17) as the compiler language option. #include <iostream> #include <map> using namespace std; int ma...

[1 reply] : You didn't include <string> . (by mbozzi)

by mtbayat

split a big dat file to small files

Hi, I have a large dat file like this: # a b # c d e f 1 2 3 4 5 6 7 8 # g h # i j k l 9 10 11 33 6 7 I need to split this file based on the inf...

[11 replies] Last: Thanks, it works (by mtbayat)

by oyehoye6906

Data structure

What's the best data structure to design a text editor? like how pdfs and Ms word search for a sentence or a word and its multiple occurrences in a very short t...

[5 replies] Last: you are very thorough Niccolo! I enjoy your posts. (by jonnin)

by zapshe

web design

That has nothing to do with web design but I suppose. int x; //Declaration int x = 10; //Assignment + Declaration x = 20; //Assignment With a declar...

[5 replies] Last: Obvious spam is obvious, should probably be removed. someone feel free... (by Ganado)

by iipmuhamadikbal

Push array

How to push array c++? This is my code, i want get value(array) to use another function .. #include <iostream> #include <conio.h> #include <string> using na...

[4 replies] Last: Yeah, I mean like that @Zaap . Thanks u! (by iipmuhamadikbal)

by Skiutah2Carrier

LAN and WAN software detection.

Where can I find actual working "C" source code examples, on the internet, that detects any/all LAN and/or a WAN connection(s) to calling program. Thank...

[5 replies] Last: not everything is nefarious :) Sometimes you just want to map the com... (by jonnin)

by muhammet484

Why doesn't the program work properly?

Hi. İ want to write forexample "24 and 36 gather.13 and 45 gather" and the program must write 60 and 57. But it is gathering 1. Sentence and again gathering 1....

[6 replies] Last: Thank you so much. (by muhammet484)

by turqo

count char elements from vector string

Hi Guys Im trying to check if the string have all the same characters or not if it is same i want to print it out, can some one tell me whats wrong below ...

[7 replies] Last: Zaap, your comparing characters in the same word. That tell you if two... (by dhayden)

by Skiutah2Carrier

a look-alike MS EULA Screen.

Hey All!, please, When you install a typical MS package on your laptop, MS shows you their EULA Screen with all their text, and you must agree to it. ...

[3 replies] Last: Typically the dialog box and EULA text are part of the installer, not ... (by deleted account xyzzy)

by iipmuhamadikbal

Graph

i have code like this : #include <iostream.h> #include <conio.h> int main() { int simpul,garis=0; char A ; cout<<"banyak simpul = "; cin>>simpul; co...

[3 replies] Last: Yeah i mean like this : A-B = 10, A-C = 25, A-D = 30, A-E = 40, B-C =... (by zapshe)

by aDundie

Hangman c++. No errors but strange output.

Trying to make a hangman game that replaces the dashes with the correct letter once guessed using parallel arrays. I've spent hours trying to put this together....

[2 replies] Last: I think you missunderstood the way to use a string. string DA_WORD ... (by Zaap)

by CosminPerRam

launch command with input and output

Hello, i have a project that im working on for some time now and i encountered a problem. Simply said, i have the main process and i want to launch multiple cmd...

[4 replies] Last: I'm sorry for the very late reply, i was gone some days and i was work... (by CosminPerRam)

by dendi

Approach for simple problem - Beginner

Joe is fond of chocolates. He has initially A dollars and a single chocolate costs B dollars but Joe cannot buy more than C chocolates. Find the number of choco...

[1 reply] : int main() { //Our Constant Variables, Numbers from your exam... (by zapshe)

by naufal

cholesky decomposition

Hi, I would like to solve a complex hermitian positive definite matrix using c++. This is my code. Luckily, there is no error, but it gives me an accurate answ...

[4 replies] Last: You will find it considerably more easy to copy whole arrays if you us... (by lastchance)

by piotr5

same name for type as for an array-variable

obviously it is possible to use same name for type and for variable-name. compiler doesn't mind. however: delme-nameclash.c: In function 'int main()': delme...

[1 reply] : The fact that GCC issues a diagnostic message for this code (which bec... (by AndreyT)

by piotr5

keyword "class" is inconsistent?

class c {int i,j,k;}; class c; int main(){} this simple program has no problem to get compiled. for example first line could be in a header and someone d...

[4 replies] Last: It is not clear what you are expecting this to do. The standalone c... (by AndreyT)

by naufal

generate hermitian positive definite matrix

Hi, I would like to generate a hermitian positive definite matrix Z based on random rayleigh fading channel matrix H. The rayleigh fading channel with i.i.d...

[3 replies] Last: Thank you. (by naufal)

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General C++ Programming - July 2019 (Page 2)