Beginners - C++ Forum - May 2013 (Page 30)

Function is not working i want to get the area

#include<iostream> using namespace std; float circarea(float c) { float pi=22.0/7.0; int t; c=(pi*t*t); return c; } int main() { float r,g; cout...

[2 replies] Last: i got it thanks 4 help..=) (by dgcharitha)

by Lilspree

Vector not displaying correctly

I am having problems with the output. #include <iostream> #include <iomanip> #include <vector> #include <string> using namespace std; class DVD { private: ...

[no replies]

by programmerx

KeyLogger detection of keys [ { } ] etc

i've detected each key while using the following two functions: GetAsyncKeyState() GetKeyState() but I am unable to detect the following some keys: \;',./ #i...

[1 reply] : http://ideone.com/1kqAL6 (by LB)

by USS DjMarV12

please help me :)

Guys i need help.. This program is supposed to convert 3 digit numbers to words.. like 123 to "one hundred twenty three".. my only problem is with eleven - nine...

[7 replies] Last: OH GOD.. i finally got it!! X) i added this else if (n%100 ... (by USS DjMarV12)

by USS DjMarV12

PLEASE HELP.. only one more problem

Guys i need help.. This program is supposed to convert 3 digit numbers to words.. like 123 to "one hundred twenty three".. but when i type 123 it will only show...

[3 replies] Last: I replied to the other thread: http://www.cplusplus.com/forum/beginner... (by LB)

by mLindroth

Review my quadratic formula program please.

I'm new to programing. And I made this program complex to allow me more practice (if that makes sense). I set forth the following requirements 1. ask for the...

[3 replies] Last: Well, three of your variables, discriminant, posRoot, negRoot are us... (by Chervil)

by INeedAHero

Switch Statement

So, I have a stack. And I'm using it to convert a normal mathematical expression into a postfix expression. And I'm using a switch statement to tell the comp...

[7 replies] Last: Strictly speaking, isdigit() -- no capital D -- says whether the char ... (by andywestken)

by Ch1156

Using pointers with an array

Im making a pointer that works with an array and im trying to get the output but it just gives me a big number and not the array element. when i ran it i got: 2...

[2 replies] Last: oh oops i forgot that, i changed that, i still get a weird number its ... (by Ch1156)

by soori

debug in C++

Hello all thanks for adding me to c++ forum. am newbee to c++ programming I would like to know if der is a command to debug line by line in linux. ex: if i comp...

[3 replies] Last: print &i (by Peter87)

by zenniz

How to read

Still a beginner here. I have a txt file with all the values (Values are not fixed) //Information inside values.txt 1234 12345 123 12345678 Ho...

[10 replies] Last: [quote=kbw]That example isn't quite right. You shouldn't call open/clo... (by keskiverto)

by Focus

Beginner Classes

My question is simple, i have probably missed something essential about functions but i cant find an explanation to it anywhere so im posting it here: how come ...

[2 replies] Last: Thank you! (by Focus)

by programmerx

Keylogger help required

Friends i have started coding simple keylogger but i am facing problems when i press speacial characters(@,#,$ etc). I think what we get from GetAsyncKey fun. i...

[3 replies] Last: Thnx for the help .... i used this if(GetKeyState(VK_SHIFT) && G... (by programmerx)

by matzusmc

If Else - Else not working.

So obviously I'm a beginner at programming and we're writing a program for one of my classes. I feel like I understand everything pretty well, but I'm stuck on...

[10 replies] Last: you're saying it doesn't output the area? try to simplify stuff by doi... (by Aceix)

by Vigii

Reading a polynomial expression

Hi I'm a beginner in C++. I'm looking out to read a polynomial expression and do differentiation to the same expression. Is it possible doing it. For Exampl...

[2 replies] Last: Thank you for shedding light on my problem. Thank you a lot!!!!! (by Vigii)

by dhruv90

bulls and cows

I have a question for you guys, I have provided this code and it works perfectly, But I have a doubt. In lines 31/32(approx.), I have commented a while loop on ...

[6 replies] Last: thanks a lot for your replies. Cheers. (by dhruv90)

by andreistefan

Need some help.

#include <iostream.h> int main() { int p,t,n; cout << "N="; cin >> n; p=1; t=0; while(p<n) { t=t+p; p=p*2; } cout << t << endl; cout << p << endl...

[2 replies] Last: For b there are 16 values?Is that right? Thanks! (by andreistefan)

by solidMercury

Learning more than syntax

I can't express how much I would like to learn to program, especially in C++, but I face a rather large problem. I know all too well from reading other forums t...

[4 replies] Last: You can also get good information at: -http://www.learncpp.com -http:/... (by Aceix)

by idontknow123

class constructor and string

I've been struggling with creation of proper constructor which takes string as parameter and uses parameter to initialize member of class. Book I'm reading use...

[5 replies] Last: You showed irrelevant code. I think that the problem is in another cod... (by vlad from moscow)

by ninthred

populating an array

im trying to get this code to work what i need to do is to ask the user to input a persons first name and last name and store it into stringName ; so str...

[7 replies] Last: [quote=OP]but i was wondering if there is a way to do it while having ... (by Aceix)

by Ch1156

Am i doing pointers correctly?

I bought Sams Teach yourself C++ in 24 hours which is awesome and Im learning things very well, but i want to make sure i know the concept of basic pointers, an...

[5 replies] Last: ok (by MarcoPeter)

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Beginners - May 2013 (Page 30)