Beginners - C++ Forum - April 2022 (Page 7)

by ElusiveTau

std::copy results in "Expression cannot seek value-initialized vector iterator"

Apologies in advance for the Vehicle class. There's no good reason why it's templated. I was just cu...

[6 replies] Last: Why not construct v1 direct from v0? #include <iostream> #include <... (by seeplus)

by j3n1096

Permutations Assignment Using Double Variables

Hi friends! I'm new to C++...in fact, this is my second programming class. I understand a bit of it,...

[3 replies] Last: @j3n1096, You are falling into the trap of seeing a formula involving ... (by lastchance)

by gust3lis

cin.fail - how to make it count as one symbol

Basically, I am trying to do a very simple ATM. A user can input any symbol on the keyboard, bu...

[6 replies] Last: Or as an alternative, possibly: #include <iostream> #include <strin... (by seeplus)

by vasncode

where should I put my running total ?

I cannot figure out where a running total works for my program (new to coding / c++ ) the runni...

[4 replies] Last: Somewhat simplified: #include <iostream> #include <iomanip> #includ... (by seeplus)

by sonneriesvip

I'm getting one error in my code

In the ReadStudents function for "Student Student { _id, c, _fname, _lname, _cname, _Icount };" I'm ...

[1 reply] : When posting code, please use code tags so that the code is readable ... (by seeplus)

by LioButtons

Troubleshooting quickSort

Hello! I'm writing a program that has two vectors of different class objects. The function I'm ha...

[3 replies] Last: Thank you for the advice, Gando! Your code worked perfectly with the ... (by LioButtons)

by talaflec

2d character array to float and integer array - unexpected float elements

I'm hoping to get an answer that doesn't require changing my methods. I'm an electrical student, not...

[10 replies] Last: I should have considered this before posting. Very few people were... (by jonnin)

by bydrachen

How can we determine 2D array's column count automatically?

Is it possible to write kinda like "strlen(myArray )" inside of right square brackets instead of "...

[3 replies] Last: Thanks again both of you guys. I'm learning it from udemy course and s... (by bydrachen)

by bydrachen

Passing a Char Array's Address Instead of Itself to a Function

I recently learned some pointers. And yes, they're confusing. My question is, how can we pass the ch...

[11 replies] Last: Thanks both of you guys. Have good day! (by bydrachen)

by Dantrew

Why don't use GoTo?

Hey! So I made this homework where I should programe my own calculator, in the way I wanted it. I...

[10 replies] Last: Perhaps something like: #include <iostream> #include <string> #incl... (by seeplus)

by Shervan360

After deallocating memory, set the pointer to NULL - C

Hello, Could you please explain this? I didn't catch it. Why should we set the pointer to NULL aft...

[3 replies] Last: Null is a special value that we give to pointers to signal that they d... (by Peter87)

by Pen72

Prime number

Ugly numbers are those number whose prime factors are 2, 3 or 5. Can you find out those ugly numbers...

[10 replies] Last: #include <iostream> #include <vector> #include <cmath> #include <ioma... (by againtry)

by dune

const pointer

I'm trying to get a grasp on const pointer. Given the following code: const int num1{100}; ...

[3 replies] Last: Nicely explained. I appreciate your time, seeplus. Thanks again. (by dune)

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