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Beginners - June 2013 (Page 48)

Hello, I have always asked myself what is merge sort and how to I use it in a code. I will be glad if someone can tell me how.

[1 reply] : http://www.cprogramming.com/tutorial/computersciencetheory/mergesort.h... (by Fransje)

by closed account Nw0DjE8b

Errors Using Random Numbers in a Class

Hi, I've been working on a simple version of Mastermind using Microsoft Visual C++ 2010 Express. I use a random number generator to create the codemaker's code....

[2 replies] Last: Thanks, it worked! I also think I understand why I was getting C2059 -... (by closed account Nw0DjE8b)

by Gluttons

How to read file in class?

I'm trying to read a file in a class, I do not know what I am missing. How do I call the void readfile that is in my class? Would really appreciate some help! ...

[2 replies] Last: Sry i forgot to specify what I was doing. Im trying to open up the fil... (by Gluttons)

by eyeless71

How do I check one variable before inputting the others on the same line?

cout << "Enter a phone number(Enter Q to quit): "; cin >> a >> b >> c >> d >> e >> f >> g >> h; In this program I'm trying to get a phone number. I...

[6 replies] Last: He won't be able to use 'q' to quit. Because there is a chance the num... (by gobiking)

by kevindav1

I'm so confused!!! Help

Basically, for the pass 5 months I have been learning c++ out of a book called beginning c++ through game programming by Michael Dawson. It's great but all it ...

[1 reply] : And I fail to see how learning texted based games will help me learn ... (by MiiNiPaa)

by sermanas

if statement didnt work correctly

Hello, i have a program where inputed numbers must be in interval from 2.0 to 5.0. if it's true, second if block must run forward, if not true, further blocks m...

[9 replies] Last: Thank you alot, problem solved :) (by sermanas)

by stuckprocess

Output Data from Input.txt to Output.txt

Say I have input.txt, which looks like this: 8 7 6 5 4 and output.txt, which looks like this: 6 5 4 3 2 1 I want to get it looking like thi...

[3 replies] Last: Does set work with strings? Yes, but you should change every int to... (by MiiNiPaa)

by Rakanoth

get weird result

this from documentation i changed the int data type to char to save 3 bytes but when i try to run this program i get strange charcter instead of value ...

[7 replies] Last: It have internal representation as integer. It stores numerical repres... (by MiiNiPaa)

by Cinematic

Deque Help!

Good day guys! can someone explain to me the exact use of deq.assign(n,elem);? ,how can i display the value of it in the prompt and how this code(below) obtain...

[2 replies] Last: my problem is that how this program list the output 7,5,3 and well, yo... (by Cinematic)

by caiovilar

Program in C++

How to solve it? A trader wants to survey the profits of goods he sells. For this he had to enter each commodity, the commodity code (an integer between 100 ...

[3 replies] Last: Hmm I can give you a tiny skeleton to start with to nudge you in the r... (by gobiking)

by hamshid

meaning of the statment

const char * GetName() const; this is a member function of a class ..what is the exact meaning of this statment ? what does the const in start represent ?

[1 reply] : first const represent that it returns pointer you cannot change values... (by MiiNiPaa)

by optimisez

Dynamic array

Write a program that reads an unspecified number of scores and determine how many scores are above or equal to the average and how many scores are below the ave...

[7 replies] Last: hey, you could use malloc() function >malloc() >C++ Just... Don't An... (by MiiNiPaa)

by sanzou321

compiles fine, but crashes after printing first value

The program crashes on execution after printing the first value, meant to be printing position of all occurences of an option(struct.option) in string and also ...

[3 replies] Last: The problem is that after exiting the internal while loop string becam... (by vlad from moscow)

by Bevan

Where to from here?

Im not sure how to phrase this question, which is possibly why im not getting anywhere in the search results,however here goes - About 7months ago I started ...

[2 replies] Last: let me advice you something from the real world: go out there, learn, ... (by Rechard3)

by Andym

read from file

So part of my school assignment is to read from a file. In my file, I have "0 50 100". Why is it that when I cout the contents of Line1, Line2 & Line3, I get ...

[2 replies] Last: Thanks. Maybe this is one of the quirks of Xcode. (by Andym)

by Vetal

Console output of unsigned chars (initialized by hex) gives cyrillic output

Hi, please, help to understand. PROBLEM:I make the output with cout of unsigned chars, that are initialized as hex and receive ciryllic symbols on output ...

[8 replies] Last: Thank You, Guys, I thought, that hex will be outputted as chars lat... (by Vetal)

by dn54321

I'm Confused and it's only my second program :/

When i run my program, it's suppose to say Good if you write your name correctly and meant to repeat itself if you didn't, for some reason it always say Good ev...

[4 replies] Last: A const variable eg. a const std::string can't be modified after it ... (by JLBorges)

by Gain

Can't find Exe?

Ok, so I have this simple code, but when I try to build/run it's telling me it can't find the .exe file in my debug folder for my program. I checked the file an...

[2 replies] Last: you forgot semicolon after the return 0 im newbie my self and like twi... (by Rakanoth)

by raysonkong

fatal error: iostream: No such file or directory

My first program won't run. it says" fatal error: iostream: No such file or directory". Can someone help? Thanks in advance. Rayson #include <iostrea...

[12 replies] Last: > a beginner wouldn't need to worry about malicious software in their ... (by JLBorges)

by sanzou321

warning:assignment makes integer from pointer without a cast.

I'm trying to make the function *searchterm_generator return an array of pointers to strings but I get the warning at store = query_term (where i try to make ...

[12 replies] Last: what i ended up doing was add all the strings to char arrays in a stru... (by sanzou321)

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