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Beginners - November 2020 (Page 12)

Convert Program to use pointer arithmetic?

I am supposed to convert a program that was given to me to use pointer arithmetic. I really do not understand how to use pointer arithmetic and want to know how...

[5 replies] Last: Consider (not tried): #include <iostream> #include <cmath> #include... (by seeplus)

by victorio

Load cell +Hx711 +Arduino UNO

Hello. My code is for a weight balance, but the results are oscilated. //adiciona as bibliotecas ao codigo #include <HX711.h> #include <Wire.h> //#inc...

[3 replies] Last: Averaging, range, filtering the readings, calibration and the environm... (by againtry)

by grooviqw

I have problems understanding loops

I learn c++ at the school and i have problems understanding loops, how can i learn them easier, please help

[2 replies] Last: Thank you (by grooviqw)

by blurose

Assistance needed-- I can't figure out how to start

Hi, in the past I've always used VSCode while programming, and I want to set up C++ on VSCode also. I've watched many youtube videos on how to do so, but many o...

[2 replies] Last: > I've watched many youtube videos on how to do so, but many of them a... (by salem c)

by briancb2004

Multiply 2 array

I am trying to multiply two arrays one being hours the other being wages and showing results into salary. I have tried different things but am not getting it t...

[8 replies] Last: @briancb2004, all good and take your time. The tutorials on this site... (by againtry)

by allisonOs

C++ Test Score Code Help With Sorting and Arrays

Hi. This is my first time writing something on this website, and I am just really confused with my overall code. So far it works, but my only issue is adding a...

[14 replies] Last: Hello allisonOs, I agree that my code with the "temp" variable may be... (by Handy Andy)

by WakelessFoil

char inFile to Array

I am developing a program that takes 20 multiple choice answers from a student's test and compares it to an array consisting of the correct answers. I want to t...

[10 replies] Last: And this is what that looks like: #include <iostream> #include <fstr... (by againtry)

by cloudwolf

Test scores average coming out incorrectly

Hey guys, I saw that someone posted a question about this program earlier but they are having a different issue than I am. When I compile the code and input the...

[5 replies] Last: The -71582760.00 number is just the result of using uninitialized valu... (by Ganado)

by stefano77

clear EOF doesn't work

Write your question here. ifstream fin(filename); double s; int count=0; while(1){ fin>>s; count=count+1; if (fin.eof()) {fin.clear( );...

[4 replies] Last: Why you should not use exit() in main: https://stackoverflow.com/quest... (by George P)

by Dawson82

Trying to create a program. Need help please.

So I'm thinking of creating a program to help me with the gestation period of my dog. I want to be able to have the user input the date the dog was bred using (...

[4 replies] Last: Thanks alot. I'll start there. (by Dawson82)

by programmeruser

Linker error 1104: can't open file wxbase31ud.lib

So recently I've decided to try GUI programming with C++, and I have downloaded wxWidgets. I have added the headers to the include path and added the library di...

[8 replies] Last: I just looked at the directories again and I realized that I was reall... (by programmeruser)

by Volapiik

c++ producer-consumer problem

I have a project involving where the file size and a file name is put into the console and must print line by line everything within the file. This needs to be ...

[3 replies] Last: It really boils down to whether you want to force each thread to wait ... (by salem c)

by Chad9

Convert into c++

Hello can someone convert this code into c++ code #include<stdio.h> #include<malloc.h> struct Room { float length; float width; float squareF...

[5 replies] Last: Thank you guys (by Chad9)

by DonnaPin

Question about a certain book - wrong place to ask?

Hi, sorry I am not sure if this should be asked here, but I do not know of anywhere else to ask. I have been learning c++ for a good few months now and believe ...

[4 replies] Last: Hi, thanks for all the feedback, firstly I will definitely look into g... (by DonnaPin)

by soulworld05

passable? (1,2)

Is this passable? Write the following program: The user is asked to enter 2 floating point numbers (use doubles). The user is then asked to enter one of the ...

[39 replies] Last: This is simple: #include <iostream> int main() { const double g {... (by seeplus)

by eagerissac

C++ - printing head and tail of linked list

So I have a singly linked list below that prints out a list of Movie objects in alphabetical order based by the director name. I'm trying to print the first ele...

[1 reply] : cout << "HEAD: \n" << head << endl; //prints memory address? Why... (by seeplus)

by Leonardo797

Modifying and changing libraries

How can I rewrite the following Program so that works using Smart Pointers instead of Dynamic Memory Allocation.?? First program program 1.cpp // This pr...

[4 replies] Last: For 1) #include <iostream> #include <iomanip> #include <memory> usi... (by seeplus)

by Mif

How to print the penultimate integer ? "C"

How to get last but one if user choose a number from a list in a file.txt ? I have this example: 15000 560 100 16500 500 300 17150 200 360 18144 221 130 ...

[6 replies] Last: Ohh.. thank you seeplus that helped me alot. I adapted to my code ... (by Mif)

by LmaverickD

Find max valuable item val from multiple items, algorithm

For everyone who had gotten me to this point, I'm really grateful. Learn a lot from you guys. I posted this question before, I got everything running and the p...

[11 replies] Last: @LmaverickD, Be careful with it though. It runs and gives the right an... (by againtry)

by MaxGreen

CHAR.SWITCH

Hey lads, need your help in here, Using the Switch operator to create a menu like below: int main() { while(1) { system("cls"); ...

[6 replies] Last: thank you guys, i used a char name , ex. 'a' after the 9-th menu opti... (by MaxGreen)

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