Beginners - C++ Forum - January 2020 (Page 9)

by cblack618

Coffee Sales

For this assignment, write a program that calculates a discount for buying certain quantities of cof...

[10 replies] Last: Hello thank you for your help (by cblack618)

by wirelesskill

C++ BST using nodes updated

Hi, Im currently working on an assignment where we are tasked with creating a Binary tree structure...

[4 replies] Last: The task essentially: Explore tree data structure. Develop an example... (by dhayden)

by Shervan360

Use traditional pointer instead of unique_prt

Hello, How can I use a traditional pointer instead of a unique_prt? using BoolArray = std::uniqu...

[2 replies] Last: unsigned theSize; cin >> theSize; bool *boolArray = new bool ; ... de... (by dhayden)

by mnnsa

how to find nodes of other subtrees?

I am trying to find all nodes that are not in subtree of a given node u. There is an undirected t...

[7 replies] Last: [quote=mnnsa]where i th value denoting the parent of (i+1)th node. [q... (by Enoizat)

by johny15

Reading table from txt file.

Hello. I need help guys. I've txt file with data like this : 22 55 23 11 53 21 44 12 23 12 33 ...

[9 replies] Last: ts working properly, but what if my data in file looks like this: 122... (by againtry)

by closed account 1Ck93TCk

populating char array without using string

Hi All, I'm working on a project that accepts grocery item names and prices and stores them in a...

[10 replies] Last: Things are clearing up. I went back and looked and you're right, I ma... (by closed account 1Ck93TCk)

by dains98

compito fatto.

I have a problem with the final parte of main() and I don't understand why. These are the code with ...

[11 replies] Last: Oh, yes, looking at the output it’s clear there’s at least another... (by Enoizat)

by ema897

Overload of operator!

I'm trying to overload operator! for my class, but I receive error: 'void myClass<T>::operator!(cons...

[4 replies] Last: > I have to make class 'Not' to simulate 'not' gate. I suppose that yo... (by ne555)

by haiyen223

Cho xinhgais

Tạo mảng hai chiều 8×8 a xong gán cho nó bằng 0 Tạo 2 mảng 1 chiều h , c Nhập...

[2 replies] Last: haiyen223's text, translated to English Create a 2 × 8 a 2 tw... (by whitenite1)

by ICantC

Game timer

hello, i'm making a text based strategy game in C++ 17 using SFML for audio and ncurses for the scre...

[9 replies] Last: ok. That sounds like a good plan. what about something along these li... (by jonnin)

by GeorgePs

class className in another class header file

I have seen in many code samples this specific code declaration in a header file that defines a clas...

[5 replies] Last: Suppose an application refers to a window: class Application: Wind... (by dhayden)

by Bopaki

Not sure if my insert function does it's job okay.

I get zero output when I run my program. #include<iostream> #include<cassert> using namespace...

[2 replies] Last: insert is no good. depending on where you want to insert, which, if ... (by jonnin)

by underfree22

Having trouble reading content from to txt files and writing to a third. Using vectors

Basically need to read information from two files and write to a third one. Each file has specific t...

[8 replies] Last: At line 80 you try to read an int from the start of your 'inf' -stream... (by nuderobmonkey)

by ema897

dynamic memory for a class object

Given a struct: struct Element{ string name; myClass *data; }; If I have an Ele...

[6 replies] Last: In my example, elements is an individual Element object, which contai... (by Ganado)

by Paddy de Ridder

The Dev-C++ IDE / compier /runtime

I have downloaded DevC++ It installed alright I entered some test code It was compiled alright (...

[6 replies] Last: I deleted the newly download version, cleared up all the rubbish, and ... (by Paddy de Ridder)

by TheTravelerguy

Novice programmer needing some help

So here's my story. I'm not in school and not in the programming field. But I'm a novice programmer ...

[5 replies] Last: <vector>? Maybe but it depends what the process is. I admit it's far... (by dhayden)

by ExponentialP

When to Use A Struct Over a Class

Hi all, I wanted to share a bit of a personal eureka moment I had yesterday, I'm still trying to...

[8 replies] Last: I took this code from an exercise I found online. Just because someo... (by dhayden)

by maigistr

menu selection not working properly

Okay so I'm making a game and I have a menu that allows you to chose from 3 different options. When ...

[10 replies] Last: @dutch No idea how it works perfectly for you when the only time you p... (by zapshe)

by mnnsa

forming sets of numbers

how to form sets of numbers in c++ if the input we give is like this 3//number of pairs to input...

[10 replies] Last: #include <iostream> #include <fstream> #include <sstream> #include <v... (by lastchance)

by Tom001

Problem reading from class

I get an error-type problem from the following code from the data (ifstream class) variable. Hope so...

[7 replies] Last: On line 7: Matrix(std::string a) : path(a) {}; Prefer to make single... (by mbozzi)

Beginners - January 2020 (Page 9)

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