General C++ Programming - C++ Forum

by primecodz

Making an array of class items

So I have made a text based role playing game and pretty much when the character gets to a certain c...

[3 replies] Last: It would be better that you define a stream insertion operator, to sim... (by viliml)

by jake eum

input string as number

Im dealing with very big number. so i want to use string for my number like str = '123456...' but...

[1 reply] : It'll be easier if u change int num to char and break on '0' int ... (by soranz)

by jake eum

string and numbrs.

if I'm dealing with a very large number some one advice me use string instead long long(or oth...

[7 replies] Last: I haven't looked through the UVa site, but I doubt that GMP will be ac... (by Duthomhas)

by writetonsharma

Directed Graphs

Any ideas on data structure to represent directed graphs which is efficient on time? This can be ...

[9 replies] Last: Finally its finished (kosaraju's algo for finding strongly connected c... (by writetonsharma)

by Nisheeth

Help regarding Error in declaring an array of struct

The first thing is, I was making this program in the school, and so I must use Turbo C++. This is h...

[10 replies] Last: C++ was one of the optional subjects in the school. I took it because ... (by Nisheeth)

by pankajp59

encrypt /decrypt

guyzz a string and a integer or any other values can be encryped if data type is same but what bout ...

[3 replies] Last: really simple. say you have this as a string char * say="EMIN3M$$$***... (by sigmablack)

by nrozas

Problem using MySQL libraries

Hi all people!!! I'm new in C++ programming, and I'm working in a project to access to a database in...

[4 replies] Last: Possible you link with debug library and run with release. Try to ins... (by Ivan Sidarau)

by Brody

Simple Return By Reference Example

Shouldn't this return the same vector and the outputs be equal?? #include <iostream> #include...

[3 replies] Last: ooooh, yes just looked up return by reference again. Totally missed th... (by Brody)

by DeepBlack

Debugging ptrace

Hi, 2 Questions! 1. I am relatively new to coding on linux, I have a requirement to understan...

[2 replies] Last: Thanks! (by DeepBlack)

by ToniAz

How smart is the Compiler with math.h

Hello everyone! I have hit the speed wall and it seems that floating point operations is holding ...

[2 replies] Last: VC++ defines a pow(double,int) overload that uses a loop instead of c... (by modoran)

by ToniAz

Can't find build options in MSVC

Hello everyone! I want to use Code::Blocks with gcc for this one, but nooooo, MSVC is better!! I'm ...

[9 replies] Last: You could use Microsoft compiler from Code::Blocks too (you need the l... (by modoran)

by jake eum

find nth palindrome number

Im doing find nth palindrome number project let say 12th palindrome number is 12 and 24th palindr...

[12 replies] Last: actually i found all the patterns.... there is 10 or more patterns whi... (by jake eum)

by chrishans

Very long output partially dissapears from console?

Hi! I don't know how to explain this. I have a programme which prints a lot of lines (720) on the co...

[2 replies] Last: Thanks! That's what I needed!:D (by chrishans)

by blueshift

ifstream functor (C++ Primer Plus Exercise)

Hi So this is an exercise problem from C++ Primer Plus, I can't say I really understand the quest...

[8 replies] Last: GetStrs line 17: fin >> ch; should be: fin.get(ch) otherwise blank... (by blueshift)

by cgyan

splitting std string with delim

Hi, Curious problem here with splitting a std::string at a desired delimeter whereby the split seem...

[7 replies] Last: Yes, good lesson learned there. Thanks for the tip! (by cgyan)

by jake eum

why this is happening with pow function 10^x function

jegop(10,10) should not looks like that do u know why? int jegop(int a, int b){ if( b...

[6 replies] Last: Isn't it based on the bit count? (by S G H)

by BecauseOthersWereTaken

Build Error, Undefined reference to [function]

Hi, so I have written a program to help me learn virtual methods, and I get an error every time i bu...

[2 replies] Last: *facepalm thanks! (by BecauseOthersWereTaken)

by vrakas

Memory and execution time relationship

how does memory affect execution time? for example if i have the choice of a loop of complexity N OR...

[2 replies] Last: The specifics of memory allocation change between operating systems, b... (by Computergeek01)

by akramm

i would game ( source )

I want a game of the language C + + will be run with the msdos example : a game calculates your ag...

[1 reply] : We don't ask for free stuff like that in here. We search for it. See... (by webJose)

by jake eum

palindrom question

Im coding to guess nth palindrome number. for example 12th palindrome number is 33 I have be...

[1 reply] : http://www.cplusplus.com/forum/general/75459/ (by viliml)

General C++ Programming - July 2012 (Page 13)

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