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Beginners - January 2014 (Page 39)

Finding random numbers without duplicates

Hi. I am relatively new at this and wrote the following code in an attempt to choose 21 UNIQUE numbers between 1 and 52 but for some reason I am still getting d...

[6 replies] Last: I thought that any number under 21 would result in an error but it do... (by xismn)

by newton123

Show Polynomial

first problem: I am writing a program that lets the user input the power and the corresponding constant coefficients of a polynomial function, then the prog...

[no replies]

by ASCII14

address book

How can i make it so that a user can create as many new entries as they want, then delete any that they don't need anymore. I know this has to do with construto...

[2 replies] Last: thanks, how would i go about doing #1? (by ASCII14)

by closed account N6fwAqkS

Specific Decimal Placement

Hi there, I've been toying around with this small program, and have only run into one problem. In the case that the total price has a 0 as its last decimal plac...

[3 replies] Last: Thanks for the help ats15, I was able to use a fixed set precision of ... (by closed account N6fwAqkS)

by ilikeapplesmore

Compiler issues beginner

Hello, I'm learning how to code c++. I'm using programming principles and practice using c++, by Bjarne Stroustrup. As my compiler, i have a mac, so i'm using x...

[2 replies] Last: I too am using that book (pdf) but on windows, vs. I don't know what t... (by closed account iAk3T05o)

by mohamadrezach

question

hi i need programing of snake-game- (c++ with class)without graphics library if you can please help me my screen for example 46 * 41 example: +++++++++...

[5 replies] Last: So in order to be helped, help. Aceix. (by Aceix)

by May01

QT/C++ graphics scaling

Hi, I am using QT/C++ stuff and I need to come up with something like this: I'm creating a QT container with regions that contains 2D graphics. these grap...

[no replies]

by itayz

How do you do this?[windows7]

Hello, I want to use GetAsyncKeyState to create the most simple program(Just to feel how it works) I want the console program to open a window, wait for me to...

[9 replies] Last: All windows compilers that I know of implements conio.h, Really? F... (by Disch)

by azzer

Inheritance

Write your question here.

[5 replies] Last: sorry somthing went wrong... i have a new post on this topic now and i... (by azzer)

by Mixelplik

Passing fstream to a function, not working. can it?

I want to pass an input file to a function and within the function, fill an array by reference. My data file is just 90 characters. When I try running the file ...

[10 replies] Last: AH! Thanks guys, it's working today. After some messing around, I'm pr... (by Mixelplik)

by binf

Need your help please

I have to write a program that is going to read n phone call times (in seconds). And then, the program will calculate the total amount collected from all user...

[3 replies] Last: thank you very much.. :) (by binf)

by AlphaRich

Code::Blocks 12.11 not working with Allegro 5

I have been trying to install allegro 5 with my Code::Blocks for over a week now. I have poured over this wiki article twice (uninstalling and reinstalling all ...

[7 replies] Last: bump and happy new year (by Kekker)

by JTG500

What to learn in C++

After learning: Flow control Variables, Types, Expressions Functional and Procedural Abstractions Files and Streams Branch and Loop Statements Arrays an...

[4 replies] Last: I have been doing this for three days straight now, since i have a bre... (by JTG500)

by leonnight

Output of an array using pointers

I have some problems understanding how to solve my homework. After about 6h of experimenting I thought to get some help. The Task: I have to give out an includ...

[4 replies] Last: Thanks a lot (by leonnight)

by Spaghetti

C++ textbook for beginners?

Hi. I'm completely new to programming and have just started to tinker with C++ using these tutorials (which are very condensed and have few examples). I'm e...

[10 replies] Last: Primer Plus was a good book in 1991 (1st ed), not so much in 2011 (6th... (by Cubbi)

by heyyouyesyouiloveyou

cin just stopped working.

My program keeps skipping cin and moving on to the next step. #include <iostream> using namespace std; int main() { int numberOne; cin >> number...

[4 replies] Last: I've checked it works fine.. (by ButchCavendish)

by newton123

Put color in output and Make it faster!

I have researched a c++ code that outputs a dialog. It outputs the dialog in different color for every letter and changes the background to white. What i wa...

[5 replies] Last: #include <iostream> #include <string> #include <windows.h> int main(... (by JLBorges)

by newton123

Implement regula falsi using array

Right now i am writing a program that will solve for the real root of the equation .05x - sin(x) using regula-falsi method. i am thinking to implement it in an ...

[2 replies] Last: thank you so much.. it's a big help.. (by newton123)

by newton123

Good Bisection Method Output

Hello everyone, my code below solve for the root of the function f(x) = .5x - sin(x). It is working fine but i want to add a little bit to it. I want to impl...

[4 replies] Last: problem solved! Thanks much! (by newton123)

by omarjaved

Usage of passing const reference of an object to a function

Hello! I am reading a book on C++ by DEITEL. There is a code snippet in chapter 10 of deitel regarding "COMPOSITION". There is a Date and employee class....

[4 replies] Last: Thank you, now it became quite clear to me. Ok, this is a different... (by omarjaved)

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