General C++ Programming - C++ Forum - October 2017 (Page 14)

i have this problem, i need to display the maximum, the minimum and the average of this data and display the results in another text file. 1 1000.25 ...

[2 replies] Last: You should probably work on your function names. You have a function ... (by doug4)

by lul

need help with mutual dependent class

// file directory.h #ifndef ENTRY_H #define ENTRY_H #include<string> #include<vector> class Directory; class Entry { public: Directory* parent; ...

[3 replies] Last: The contents of // file directory.h and // file entry.h ARE IDENTICAL ... (by keskiverto)

by L1nkMzQ

Maximum and minimum using mathematical formules.

Hey guys .. I need some help.. I need to find the maximum of two numbers using mathematical formules. I found two of them : ((a+b) + abs(a-b))/2; and int(a > b)...

[5 replies] Last: max = (int)(a/b)*b + (int)(b/a)*a); this won't work if equal. Not ... (by jonnin)

by NotoriousProgramer

Input of String not working..

#include <iostream> #include <stdlib.h> #include <string.h> #include <stdio.h> #include <ctype.h> using namespace std; int main() { char str ; cout<<"E...

[4 replies] Last: Thank you so much. I got it.It works now. i actually understood that. (by NotoriousProgramer)

by abcdef123

Error in array in structure

The below given program shows the following error: incompatible types in assignment of 'const char ' to 'char ' What does this error mean ? Why is it coming...

[5 replies] Last: long int rollno; In the widesweep of things, avoiding problems with... (by closed account 48T7M4Gy)

by Gryphonx

Looping question

Use input statements to retrieve any number of real values from the user and then calculate and display the average of the numbers entered. I don't have any ...

[2 replies] Last: Thank you!! (by Gryphonx)

by freshii

Help with SMFL

I can't figure out which compiler version I'm supposed to be using for SFML on Visual Studio 2017. If someone can help me out I'd appreciate it. (sorry if this ...

[3 replies] Last: Using VcPkg https://blogs.msdn.microsoft.com/vcblog/2016/09/19/vcpkg-a... (by JLBorges)

by collegegirl101

I keep getting an error

i keep getting this: ' "c:\Users\Mariana\source\repos\Project3\Debug\Project3.exe" ' is not recognizable as an internal or external command, operable program or...

[2 replies] Last: you need to add int in front of main() It seems you are using Visual S... (by Thomas1965)

by GalacticTurtle

Writing a function to get the Prime Numbers between two numbers.

Hey everyone! So I am in my first c++ class and am starting to hit the part where I'm struggling to really grasp everything. For a small project we have to wri...

[6 replies] Last: algorithm ideas: the sieve algorithm is well known and oft-used. It ... (by jonnin)

by sanocon

DOS: High Intensity Background Color

So I’ve been trying to find on how to set up the VGA text mode to change the background blinking bit to the color intensity bit. Is there a way to do this? N...

[8 replies] Last: turbo predates much of the current standard by decades. And it was ... (by jonnin)

by JarJarz

Storing a value obtained in a loop and using it in the same equation to get a result

For example if I am using the equation [(x/y)+y] / 2 = z How would I store the value of z in a for loop and use the value of z, for y in the same equation, p...

[7 replies] Last: I did indeed mean what you note, @doug4 ! Thank-you very much indeed... (by lastchance)

by Borneq

Shared library and smart pointers

From other forum - is possible returns smart pointer between DLL,.so method boundary. Table *soGetTable(Client *client, char *name) { // return client-...

[1 reply] : From other forum - is possible returns smart pointer between DLL,.so ... (by coder777)

by juvan

Confused (const std::string& str)

The title is non descriptive and maybe misleading but let me explain it here. First the code: #include <iostream> #include <string> struct S { const std::s...

[2 replies] Last: Thank you for the reply. I found out that the reason why it worked, is... (by juvan)

by The Noob

Any Takers?

This code was supposed to read and write to a file the total votes, either Y or N, for each individual district and for the overall total of each vote. Problem...

[2 replies] Last: your code properly indented #include <fstream> #include <iomanip> #in... (by ne555)

by abcdef123

Doubt in character array

Output of the below code is raman srinivas srinivas raman What is the logic behind the output of &names being raman ? Shouldn't &names [0 ] print the ad...

[7 replies] Last: Understood. Thanks all (by abcdef123)

by WhatHaveIChoosen22

What is a good way to store the computation of the distance into a matrix?

Hi, So I'm working on a search algorithm, however, we were asked to compute the distance between the nodes(points(x,y)), and once the distance is computed, the...

[6 replies] Last: If you just need shortest distance, then the sqrt is unnecessary befor... (by keskiverto)

by closed account Sz6592yv

Finding

Need help finding the basic operations and analyzing this program. Do I count the *= as the basic operations. What is the ipower() doing in concise English? ...

[17 replies] Last: Here is what I have so far: (by closed account Sz6592yv)

by programnick

Programming

int main() { int x; cout << " Please choose between number 1 or 2 " << endl; cout << " To ente...

[3 replies] Last: Thankyou so much ! I find it really helpful :) (by programnick)

by EgorV

enumerations class

Hello, How I can declare the enumeration class as an interface and a realization in this situation: namespace Menu { //errors class WrongInPut {}; ...

[4 replies] Last: The MicVisStudio out to me: there is an error, but now I looked at my ... (by EgorVv)

by Teballo

algorithm to code help

function FIND SHORTEST PATH(Grid world) q<-new Queue; s<-new Stack; Initialise a Distance array of NumRows by NumCols to MAX.INT; Distance <-0; ...

[2 replies] Last: ohk i won't do it (by Teballo)

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General C++ Programming - October 2017 (Page 14)