C++

Forum

Beginners - October 2017 (Page 15)

Calculate median from 2 dimensional array.

I am having trouble figuring out why I am getting the following error. I'm also attaching the section of code I'm working on. A nudge in the right direction w...

[3 replies] Last: Here is the whole code, minus the sort function. using namespace std;... (by al bama cpp)

by andersonlam

how to enter characters separated by space

i have a exercise telling me to enter five character a,e,i,u,o separated by space on one line. Can you guys show me how to do it because whenever i use cin>>a>>...

[1 reply] : Can you guys show me how to do it because whenever i use cin>>a>>U>>.... (by Enoizat)

by racbbqd

Playing Card. If/Then Problem

If anyone could please help. I have to create a (if/then and a loop) program where the user inputs three numbers from 1-13 and it's supposed to identify what pl...

[1 reply] : Are you really not supposed to use any array, pointer or std::vector? ... (by Enoizat)

by jeg19

Recursive function for singly linked list

I wrote a function to count the number of nodes in a singly linked list that should have 5 nodes, but my function is returning 1. What did I do wrong? i...

[2 replies] Last: nevermind then lol (by Cody0023)

by DragonflyBeach

Opening API url in C++ (json or XML)

There is API data on a website offered in JSON and XML. In Python, I can call the data by using a url importer and a json converter rather simply. impor...

[8 replies] Last: No, you only need a C++ compiler and Python, IIRC. (by helios)

by User55009

Editing files using file stream

I have an assignment where I need to open a text file. The content in the file appears as follows: XXXXXXXX Stuff I Want To Keep X XX XXXXXXXX Stuff I Want...

[7 replies] Last: Hello User55009, I will be watching. Andy (by Handy Andy)

by Bopaki

Why does my selectionSort() function not sort the list

Program compiles 100% correct but the list comes out NOT sorted? #include "arrayListType.h" #ifndef H_OrderedListType #define H_OrderedListType #in...

[2 replies] Last: I eventually found where my problem was. Thank you Peter87 (by Bopaki)

by rohduggal

Course vs Tutorial vs Book for learning C++

Write your question here. I am starting off with C++ but am confused whether to: - start off with a static tutorial like this one (http://www.cplusplus.com/) ...

[4 replies] Last: the course is the best choice. here's a few i took: https://ocw.mit.ed... (by aki33)

by Jasperj

Counting unique words in a text file

I want to count unique words in a text file and display their words and frequencies. Line 60 happens to be the problem. And I don't know how to solve this probl...

[5 replies] Last: The problems are line 13: int sequential_search ( int data , int fro... (by Chervil)

by SoumyadeepRoy

Functors in C++

Just a quick question : Are any classes or struct which has overloaded "operator()" function,its' object is called functors,right???? Please let me know this,...

[3 replies] Last: My question was whether or not an object of a class or a struct which... (by Enoizat)

by closed account 4wvoLyTq

Maps

I have been searching online for how to utilize maps. My objective is to get location coordinates, such as 4, 5, and pass them to check for an event at a speci...

[4 replies] Last: Hints: #include <iostream> #include <map> #include <string> using Po... (by Enoizat)

by Griffinflame21

Wrong output?

I know the numbers are randomly generated, but my output is bad. It outputs too many zeros in wait time, or negative numbers, or huge numbers. I can't figure ou...

[3 replies] Last: Consider this: switch(...) { case 1:// Not... (by coder777)

by Auvreaeath

Program to Evaluate Expression

I have an assignment due this Friday that I've committed to completing tonight. I've been working at it for about two hours now and I seem to be stumped. I'm me...

[5 replies] Last: Well, it was more a matter of reducing the calls to flush the buffer -... (by Chervil)

by femtopwn

Program to find factorials

I have this program working BUT I want to add the ability to keep asking the user to input numbers until they input a correct number. For example, if they input...

[1 reply] : #include <iostream> #include <string> using namespace std; int main(... (by Repeater)

by dancingmermaids

Find word from text file

Hi there! I've been struggling with finding a way to read form two text files. I have two input files "textword.txt" and "textsentence.txt". textword.txt has...

[1 reply] : Brute force: #include <iostream> #include <string> #include <fstream>... (by JLBorges)

by CPP NEW

Calling static methods from A.cpp into main.cpp

Hi all, i just started learning C++ and i was tasked with an assignment recently. i am currently stuck at my requirement which is creating a static method in...

[4 replies] Last: hi guys, thanks for the replied. I already solved this.. :) (by CPP NEW)

by masterinex

lambda value capture by reference

Create a local int. Write a lambda expression which captures the int, and decrement it until it reaches 0. Once it is 0, stop decrementing; return true o...

[1 reply] : > cout << " the lambda expression is " << f() << "value of a1 is " <<... (by JLBorges)

by Ihatov

How do move constructors work?

What are they used for? And what's the proper way to write one? In particular I don't really understand the T&& syntax at all! Can someone provide an exampl...

[2 replies] Last: Move operations are also useful in situations where it does not make s... (by JLBorges)

by Im4b4dc0der

Making a game

im trying to generate a random n umber but when i press enter once it stops working and put me back in console (im using repl.it) #include <iostream> #in...

[4 replies] Last: thanks ill try it out and i didnt know that i thought it returned to ... (by Im4b4dc0der)

by littlecub

Output vector to scroll through it with ncurses

Hey there! I have a vector which holds the contents of a text file and I want to display the vector in a ncurses view, so the user can scroll through the con...

[2 replies] Last: Thank you, Ihatov! I think there's a problem because I'm reading a fil... (by littlecub)

October 2017 Pages: 1... 13 141516 17... 33

Archived months: [sep2017] [nov2017]

This is an archived page. To post a new message, go to the current page.