Beginners - C++ Forum - January 2013 (Page 19)

can anyone here help me to solve this problem

hi experts can anyone here help me to solve this problem Problem Statement: You are required to write a program for calculating area of Trapez...

[12 replies] Last: Why do you need that line? I say remove it from the code. (by Santosh Reddy)

by lydiall

Swapping

#include <iostream> using namespace std; int main (void) { int x; int y; int temp; cout << " input x: "; cin >> x; cout << "input y: "; cin >> y...

[8 replies] Last: Try cout << endl; after the last cout statement. That should flush ... (by Chervil)

by xcentrik05

Inheritance

Hi All, I'm currently in a C++ programming class and have to create a bank account hierarchy using inheritance. The teacher provided us with a template and we h...

[5 replies] Last: use data type "class" (by m1rv9n41v5)

by cspctec

Associating values in arrays

I have a data file that looks like the following: 1 35 4 55 3 20 21 125 12 33 7 4 22 355 4 3 1 32 21 556 25 33 I'm trying to write a...

[2 replies] Last: C++ has standard container std::map . (by vlad from moscow)

by gml23

Help with c++ program

#include <iostream> using namespace std; void fillarray(int x, int ); void displayarray(int m, int ); void sortarray(int p, int ); int main() { ...

[2 replies] Last: Segmentation fault is not guaranteed. Because you're going out of the ... (by Zaita)

by Milun

srand() and multiple classes

Hello, I've been having a minor issue with a game I'm writing in Codeblocks using SDL. My problem is, srand(). I seed it to time like so in the main function: ...

[2 replies] Last: ...OOPS! Man I feel silly. I declared a few objects BEFORE I called sr... (by Milun)

by Oria

rogue style map generator

Alright, so I am still very new to C++ and this is one of my first project with that language. I am posting it here to get some feedback if possible to know wha...

[1 reply] : The Main cpp is this: #include <cstdlib> #include <iostream> #inclu... (by Oria)

by Assassinbeast

returning a reference from a function?

hey, i have a question about returning a reference from functions. It could be returning member function for classes, regular functions, class helperfunctions ...

[7 replies] Last: [quote=Assassinbeast]Hmm ok, but the only difference between returning... (by LB)

by er111a

Visual C++ Debug

'random.exe': Loaded 'C:\Windows\SysWOW64\kernel32.dll' 'random.exe': Loaded 'C:\Windows\SysWOW64\KernelBase.dll' 'random.exe': Loaded 'C:\Windows\winsxs\x86_...

[2 replies] Last: This is correct output, no problems here. (by JockX)

by tnjgraham

How to store a value in an array using several indexes

hey, I am working on this project where I need to store a value in an array but it needs to be stored over 4 indexes of the array. The array that I am using to...

[2 replies] Last: If you had problems with bitshifting, maybe you used signed char array... (by JockX)

by pedrosc

DRAW WITH TEXT "T" SHAPE

http://img833.imageshack.us/img833/6472/semttulonem.png I need help doing this shape, its kiling me. C++

[12 replies] Last: Oh I forgot to mention in your code you have: if (j=c) what this is... (by BardaTheHobo)

by Tick Talos

Trouble with random number generator.

Ok so I'm working my way through a c++ book and as a project on my own I wanted to write a program to simulate the roll of a die 10 times. The only problem is w...

[4 replies] Last: Ok its working properly now thanks guys. -T (by Tick Talos)

by Jamie Andold

Overloaded operands: Comparing two strings

I know you should not compare two strings like this bool operator == (string c) { if ( city == c ) return true ; return false;} You should use strcm...

[2 replies] Last: This page lists the prototypes for, among other things, the equality o... (by Zhuge)

by Hucaru

Linked list (1,2)

Hi, I am working through the graduation problem on this page - http://www.cplusplus.com/forum/articles/12974/. However I am having two issues at the moment. Fir...

[23 replies] Last: You're welcome. I had to find the bugs because I couldn't find any mor... (by closed account D80DSL3A)

by ycai77

Unexpected result regarding comparing two pointer-related integer values in C++

I have a BST of three elements {1, 2, 3}. Its structure looks like 2 / \ 1 3 Now I try to calculate the height for each node using BSTHeight() de...

[2 replies] Last: Thanks a lot, Moscow. it works. So it means operator '+' has higher p... (by ycai77)

by ofey

Vectors- Basic Doubt

I am very new to vectors and would like know how assignment works in case of a vector of vectors [2-D Vector]. I want to input a list of elements(from stdin) t...

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

by rawar

a problem with template

Hello, I'm doing a programme for vector calculation. I want to do it with template and classe. All operations work accept beside calculation vector length. Can ...

[2 replies] Last: Thank You for Your help. My programme is already running:). (by rawar)

by adrem7

Getting a point on a sphere to sit at the north pole with all other points rotating the same amount

Say I have 10 points all on a sphere (randomly distributed) and I want to rotate the entire system to make sure one point sits at the north pole. How would I do...

[1 reply] : So I screwed up on line 85 by using the same variable. Should look lik... (by adrem7)

by lmsmi1

Read a string/value between two strings.

For my game, the weapon definition files are coded in XML format. I would like to make my own custom XML parser for the game. Say I have this: <flag>FULLAUT...

[2 replies] Last: Okay, so no go on the custom XML parser. And which language do you guy... (by lmsmi1)

by sin984

simple noob problem with variables

Hi, I have seen variables such as 'int' for non decimal numbers and 'char' for letters... but how would I go about declaring cout text? Thanks. if(answer >=...

[5 replies] Last: Thanks for the help guys! 2 days later and it's finally solved. Thank... (by sin984)

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Beginners - January 2013 (Page 19)