
please wait
array |
#include<iostream> int main(){ int row,question; scanf("%i%i",&row,&question); int a ; for(int i=0;i<row;i++){ int x; scanf("%i",&x); for(... |
Jul 24, 2020 at 8:58pm
[3 replies] Last: The stack's memory space is in the magnitude of a few MB. You're tryin... (by Ganado)
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by gc2000
Double LinkedList
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This is my program but it does not compile can you guys help me, if you need more code let me know I can add it in another comment. iterator.h #ifndef ITER... |
Jul 24, 2020 at 7:29pm
[3 replies] Last: After rearranging the code to get everything in the right order in one... (by dhayden)
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by adam2016
Creating a very simple bootloader
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Hi Guys, I'm following along with - https://www.cs.bham.ac.uk/~exr/lectures/opsys/10_11/lectures/os-dev.pdf this tutorial/pdf outlines how to make a very simp... |
Jul 23, 2020 at 4:37pm
[12 replies] Last: Thanks Helios :) I actually tried adding the optional "0XFF" didn't s... (by adam2016)
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by afedorov
When is move assignment/constructor is called
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I am trying to understand when is the move constructor assignment is called: #include <string> #include <iostream> struct A { int *number = new int{123... |
Jul 23, 2020 at 5:43am
[4 replies] Last: is it copied, or it is optimized right to the function code The only ... (by helios)
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by QatarAirways
Random number doesnt work as "usual"
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Hi, i wanna set the range of a random number for myself: int x; do { srand(time(NULL)); cout << " X Wert " << endl; cin >> x; int y = ... |
Jul 22, 2020 at 10:09pm
[4 replies] Last: <random> might be better suited to what you are wanting to achieve: ... (by deleted account xyzzy)
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by zStupan
How to linearize N-dimensional array index?
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I'm trying to implement a simple n-dimensional array / tensor. Right now my class definition looks like this: #include <cstddef> #include <array> t... |
Jul 22, 2020 at 4:14pm
[1 reply] : x -> data x,y -> data[x*columns+y] x,y,z -> data[x*columns*height + y... (by ne555)
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Encrypted word dictionary with RSA encryption |
Hello, I'm all over the place. But I wanted to make an encrypted word dictionary with the RSA system. But I have a problem before generating the word encryption... |
Jul 21, 2020 at 5:20pm
[9 replies] Last: I don't know what you are trying to do with the double, but be aware: ... (by jonnin)
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Destructor not working |
So I'm making a SLL class, however, it appears that I have some memory leaks. Here's the code that's causing problems: // used to detect memory leaks in V... |
Jul 21, 2020 at 2:51am
[2 replies] Last: Yeah, just put braces around lines 56 to 59. And if you want to be ab... (by dutch)
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How to assign unique ptr? |
I was using raw pointers, but I decided to switch over to smart ptrs instead. I've never used them before, so I'm really clueless. So I have a unique ptr lik... |
Jul 21, 2020 at 12:18am
[2 replies] Last: How to use std::unique_ptr s: https://www.learncpp.com/cpp-tutorial/1... (by deleted account xyzzy)
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by akash16
insert multiple rows in table
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Hi All, In my code, I have a std::list of objects those I need to insert into a oracle table. What I can think now is writing an insert statement in a loo... |
Jul 20, 2020 at 3:43pm
[1 reply] : This sounds more like a SQL question, not a C++ question? Correct me i... (by Ganado)
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valgrind how to check a pointer without errors |
Hello fellow earthlings, I need to check a char array to see if it is valid or not, it could be a nullptr, but not a unsigned pointer, and the safe state is ha... |
Jul 20, 2020 at 12:24pm
[6 replies] Last: This is an assignment operator, not a copy constructor. It will be ve... (by doug4)
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by ebya
please help me
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A) Write a program to automate the billing system for a restaurant. The program should do the following: Show the customer the different items offered by the... |
Jul 18, 2020 at 2:47pm
[14 replies] Last: Here's another way of going about it as a start. Maybe you can store t... (by againtry)
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Execption thrown when deleting a valid pointer |
Hi Fellow Programmers! I am having some trouble with this small project. I am getting a exception thrown at me from "delete_scalar.cpp:Line 34: _free_dbg(bloc... |
Jul 18, 2020 at 2:11am
[6 replies] Last: Add the definitions tempMenu(tempMenu const& other) : m_title(new c... (by mbozzi)
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cout formatting not working sometimes |
Hello fellow stressed out programmers. I'm trying to format my text but it is not working as defined here is example. expected output ***Menu*** 1... |
Jul 17, 2020 at 10:27pm
[2 replies] Last: blessings to all Gee, thanks, magic man. (by dutch)
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by afedorov
How to test if destructor cleaned memory
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hello, I am writing simple handle that stores reference to object in free store. I want to write test to check if after destructor invocation this object is a... |
Jul 17, 2020 at 7:02pm
[18 replies] Last: ja, I've got no output running it through valgrind (by ne555)
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by GonlyG
Problem with solving Ax+B mod M = 0
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I'm given A, B, M and have to solve for x in several equations. My output is constantly incorrect and I can't figure out why. Any help would be appreciated. ... |
Jul 17, 2020 at 1:59pm
[7 replies] Last: I checked that gcd(a,m) == 1 ensuring they are coprime... (by GonlyG)
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by fewdiefie
Drawing my axes (1,2)
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hello guys, I'm trying to draw my X, Y and Z axes at the top right handside of my screen just like this: https://imgur.com/v6sK2zq, I can draw those axes in th... |
Jul 17, 2020 at 12:08pm
[25 replies] Last: @gonado thanks, finally an answer, have you looked at the image I uplo... (by fewdiefie)
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by sav44
days of week program (1,2)
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Hi everyone. I am in a computer science class and was given the task of writing a code USING ONE DATA MEMBER in order to implement the days of the week (set the... |
Jul 16, 2020 at 6:40pm
[29 replies] Last: He's someone who doesn't have the knowledge or skills to backup his f... (by dhayden)
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Decorator Pattern |
I've implemented a decorator pattern example, but I'm unsure if I have it done correctly. I'm unsure if the destructors are implemented in the right manner. Esp... |
Jul 16, 2020 at 11:17am
[5 replies] Last: dhayden wrote: I don't think AddOnDecorator should derive from Bever... (by nuderobmonkey)
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by xy06
Please help me with these C++ program questions
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Write C++ program to create directed-weighted-graph data structure using adjacency list (use link-list). Insert 1000 vertexes, use random function to insert edg... |
Jul 15, 2020 at 3:40pm
[4 replies] Last: Thank you so much!!!!! Appreciate it. (by xy06)
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