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Beginners - April 2018 (Page 24)

i have got this assigment , i have 80%.

how to add object into another object , how can we do it.

[1 reply] : gonna need a little more here... (by icy1)

#include<iostream> class A { public : int*x; }; class B { public: A _a; }; int main() { B b1; b1._a.x = new int(1); B b2(b1); *b...

[3 replies] Last: so when using operator () its the same as using = I’m afraid that... (by Enoizat)

by dinavolu1

Single = in if condition

What happens if we use a single "=" in an if condition?

[7 replies] Last: That's good to know. Thanks! (by dhayden)

by DeathShaman1

Print in a Box

I'm having some trouble understanding how I'm supposed to go about coding this specific program to take user input and print the sequence centered in a box made...

[3 replies] Last: Which part don't you understand? There are many, many ways of doing t... (by lastchance)

by CuteAnimeGirl

2D Array printing gives "stack smashing detected"

I'm getting an error in that says: " stack smashing detected: ./a.out terminated Segmentation fault (core dumped) " after the 2D Array prints in the boardInt...

[12 replies] Last: How did you get the stack smashing error? Compile with -fstack-prot... (by mbozzi)

by closed account NCRLwA7f

Using functions From another class

Hello, I'm wondering if I can access a function from a class Foo and use it in a function in class bar. Is this possible and if so, how can I pass the argument....

[4 replies] Last: Ok, cool, Thanks for the help (by closed account NCRLwA7f)

by Newbieess

Invalid operands to binary expression ('ifstream' (aka 'basic_ifstream<char>') and 'char (*)[26]'

heres my 1st part of programme #include <iostream> #include <fstream> using namespace std; void getKey (char m , int size, char* filename); void encrypt (cha...

[4 replies] Last: @tpb thankssss it really helps !!! (by Newbieess)

by sciman777

Super long program, how to optimize?

Hey so I'm doing an assignment (https://imgur.com/a/qykyQ) and I'm done with everything except the sort-by-name part and the search function, but it's already ...

[5 replies] Last: References can save typing and eye strain with zero cost: void vIniti... (by dhayden)

by MLWeegee

A function that counts the different words in two strings

Hello! I'm trying to make a function that uses a counter and checks each word (characters in between two spaces) if it is similar to the other string. if they a...

[2 replies] Last: Actually that can get kinda complicated, depending how rigorously you ... (by Ganado)

by ChrisK312

What is wrong with my code?

Below is my code, and I can't get it to compile. It keeps giving me an error on the line that says " if (num % 2 == 0) { ". The error message says "% illegal, l...

[5 replies] Last: I used your help to figure it out. Thank you very much (by ChrisK312)

by NotToday

Initializing a 2d object array with its array position

I'm creating a sort of cellular automaton and I'm looking for a convenient way to initialise a 2d array of objects with their positions. I have a cell which ...

[3 replies] Last: Not sure if you can avoid explicitly writing out the loops. It's l... (by NotToday)

by DeathShaman1

Prime Number Print

My prompt for this specific code is as follows, "Prime numbers. Write a program that prompts the user for an integer and then prints out all prime numbers up to...

[2 replies] Last: from the project euler website by chance? This is a good read and nic... (by icy1)

by closed account NCRLwA7f

Question On arrays in functions

Hello, working with some functions today, I ran into a few problems and found out that I don't really understand a few things with arrays or dynamic arrays for ...

[1 reply] : Woo and Foo are two ways of saying exactly the same thing. Even if you... (by tpb)

by cidex

Find number at certain position

Hello I have to make a bingo lottery game. So I have two text files with 25 numbers that are random from 1-75 and I push back them into a vector. Two text file...

[3 replies] Last: cidex, you can just make more structures to better arrange certain str... (by icy1)

by Databend

Pesky ol' Vectors

Program has to put evens into one vector, odds in the other, and output them. I currently have this // Vector Worksheet 2.cpp : Defines the entry point for t...

[17 replies] Last: Well then it's not an extendable solution, and I go back to saying % i... (by Ganado)

by michaelt

Basic File Input/Output Test

Hi! I am trying to test basic file input and output functions. I was trying to write a very simple code to output numbers entered by the user to a file, then...

[5 replies] Last: Oh wait, you aren't specifying a path for your program. If its runni... (by zaphraud)

by Vendal

Program runs, but not as intended. (functions)

Working on another school assignment! This one involves replacing blocks of code with functions that perform the same task. I created the function asking for us...

[7 replies] Last: From your function, playerCorrect . char guess; ... (by Repeater)

by daverave1212

A few questions about headers

Hello! These questions have probably been answered a thousand times, but I really can't find a clear answer on the internet. Is the general rule of headers ...

[3 replies] Last: Hello daverave1212, Expanding on what dhayden has said you may find t... (by Handy Andy)

by ofeliedeceai

Implementing a messaging system using one queue and 3 classe

Hi. I have an assignment that asks me to make a messaging system. These are the instructions. Messages are received in the order they are sent The classes in...

[14 replies] Last: Yes, you're right. It doesn't need to be derived from one. I'll remove... (by ofeliedeceai)

by vladdy

payroll program question

Hello, I am trying to get my loop working but it's not printing anything out after fica withholdings. Description on program : Write a program that displays...

[2 replies] Last: Hello vladdy, After testing the program I found it useful to add the ... (by Handy Andy)

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