Beginners - C++ Forum - February 2022

by hevi

No clue

Hi, got a problem with my code. Keeps saying error : cant convert string to int. But Im not trying t...

[7 replies] Last: It's because in the info function you put int first, string second and... (by mikef)

by closed account oj2wbRfi

using const with function

what is the purpose of using const with function void readData () {} void readData const ...

[3 replies] Last: It is a promise that the function will not modify the object that it's... (by Peter87)

by LeslieS

Stuck trying to #include interdepenant headers

I have two classes and in each class I would like to have a pointer to an instance of the other. B...

[4 replies] Last: >You must forward declare ClassB. and you must forward declare ClassA ... (by ne555)

by HellocMonkey

Error code not in scope

I have been working this program for a while for my class so far it will not compile. The instructor...

[4 replies] Last: Simply without input validation consider: #include <iostream> using... (by seeplus)

by AkiraC

How to perform insertion sort for array with more than one variable?

Hi, I have an array with more than one variable, eg: ID, name, gender etc. And I want to perform sor...

[2 replies] Last: There's something oddly familiar about that code.... Mmm, interesting... (by salem c)

by awesomejerik101

Printing out name of station that matches max and min temp in a file

Hello, I have a file that has a bunch of information in it about weather data. I currently need to f...

[6 replies] Last: Another way of getting rid of the preceding whitespace is: while (st... (by againtry)

by PhysicsIsFun

sample without replacement - efficient way

Greetings! I have an array of which I would like to draw n samples without replacement. The quality ...

[12 replies] Last: [quote=mbozzi]Could you be thinking of Fisher-Yates? I was! But I had... (by lastchance)

by hevi

Decompressing RLE

Hi, I have an RLE compresser which works perfectly fine, but how do I decompress it? I have no idea ...

[15 replies] Last: hevi, STOP reporting posts you don't like. That makes people consider... (by deleted account xyzzy)

by Shervan360

Size of Char in C

Hello, I ran the following code in Visual C++ and I have 1 and 4 In GCC 11.2 I have 1 and 1 W...

[6 replies] Last: sizeof(char) is always 1. (by Peter87)

by elon dusk

Keep getting 4 errors in my code and dont understand

hey. in my code im keep getting errors and i don't understand what they mean and how I can correct i...

[4 replies] Last: If you have something like a vector, then you can sum the contents eas... (by seeplus)

by AlterBlast

C++ program to read integers until 0 is entered using sentinel.

Hello, I'm trying to write a C++ program to read integers until 0 is entered using sentinel. (1) Di...

[8 replies] Last: [See also http://www.cplusplus.com/forum/beginner/282399/ ] (by seeplus)

by Enderex

I need help with this assignment

I need to write a code that loads 5 numbers from a user and sums up the ones that have only 2 digits...

[3 replies] Last: #include <iostream> constexpr int NoNums {5}; int main() { int re... (by seeplus)

by AlterBlast

C++ program to read integers until 0 is entered using sentinel.

Hello, I'm trying to write a C++ program to read integers until 0 is entered using sentinel. I want ...

[1 reply] : [Duplicate post] (by seeplus)

by AlterBlast

I can't figure out this assignment.

Hello, I'm trying to write a C++ program to read integers until 0 is entered using sentinel. I want ...

[5 replies] Last: [See http://www.cplusplus.com/forum/beginner/282399/ ] (by seeplus)

by AlterBlast

I can't figure out this assignment.

How would I go about making a different message appear when no positive integers or negative integer...

[3 replies] Last: Perhaps: #include <iostream> #include <limits> constexpr int MinIn... (by seeplus)

by Paul50002

how to get a file line to do more than just print? (1,2)

hello, how can you get a text file with data like this do more than just print out a line. Fred...

[21 replies] Last: I liked my highschool's system best of all. 10 points per grade, so 9... (by jonnin)

by SubZeroWins

operator overloading

In my book the below code for the operator + is written in a way that makes a new temporary Date and...

[6 replies] Last: If you want to something custom & weird, I recommend using things like... (by jonnin)

by lare26

Disfunctional Function Declaration (1,2)

I am trying to figure out why this doesn't work. I thought I was doing it correctly. But the scope s...

[32 replies] Last: [Moved making a game chatter here]: http://www.cplusplus.com/forum/lou... (by deleted account xyzzy)

by vboro

do{...}while(...) loop to chech array?

Hi! I have an array with numbers from the user. My task is to then std::cin numbers and check if ...

[5 replies] Last: seeplus's first sugestion worked perfectly fine, just what I wanted my... (by vboro)

by Quasar999

Constructor syntax

Someone could explain me the following declaration for the contructor? class GameError : publi...

[3 replies] Last: As you browse those those linked pages, you should also notice that ... (by keskiverto)

Beginners - February 2022

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