All Questions
2,884
questions
1
vote
1
answer
121
views
Reverse while iteration not going backwards
I am trying to make a reverse loop through a list using while.
I am trying the following code:
#include <iostream>
#include <list>
int main(){
std::list <int> l1 = {1,2,3,4}...
user6669602
1
vote
1
answer
87
views
MFC ListControl functions Slowing everything down
I am developing a C++ MFC-based application that takes positional data over IP, does some stuff, sends it back over IP, then outputs it to the list control. Every packet is collected, processed and ...
- 353
0
votes
0
answers
58
views
Unexpected double free in single linked list
`I am trying to do a simple linked list. Everything works fine, but after the program calls ~List()
I am getting "double free in tcache2" and SIGABRT every time I run the program and ...
-1
votes
2
answers
67
views
Polymorphic behavior of derived class objects in C++ STL list [duplicate]
I am storing objects of base and derives classes (Account, StudentAccount, EmployeeAccount) in an STL list and process them with STL Iterator. The dynamic polymorphic behavior of objects is not ...
-2
votes
3
answers
77
views
Why isn't my list adding the final node after the carry?
I am currently attempting to answer the question Add Two Numbers from leetcode, my solution seems to function as I expect however in cases where my final carry int is needed it is not added to the end ...
0
votes
1
answer
144
views
How to remove a `std::thread` from a container when it's finished?
There is a std::list<std::thread> in a class with another thread which can add some. How to handle the responsibility to remove a thread element from the list when it's finished ?
I thought ...
- 1
0
votes
1
answer
126
views
C++ Why do std::vector<> and std::list<> not share a common base class/interface?
Since im mainly working on C#. After quite some time a had to work on a C++ project and was wondering why C++ isn't relying on inheritance or interfaces for related methods such as std::vector<>:...
- 519
0
votes
1
answer
62
views
Why my code is working on everything except one instance?
I do homework for my lab on c++, I needed to get a number from keyboard and delete an element after inputted number in STL list. For some reason if I get 7 elements into the list, exactly {1,2,2,3,4,2,...
0
votes
0
answers
53
views
Why does VS Code give me this error? : non-aggregate type 'list<int>' cannot be initialized with an initializer listgcc [duplicate]
Currently writing a very basic C++ program to practice some data structures. I had no problem implementing a queue function but when it came to initializing a list, VS Code spat back an error I can't ...
- 1
-1
votes
1
answer
55
views
Pass function as function parameter to order linked list
I'm writing a program that provides the tools to create and manipulate a linked list. I've already finished the methods to add, delete nodes, etc. However, in order to create the method that orders ...
0
votes
1
answer
89
views
std::list.erase() seems to be rearranging the elements of the list
Consider the following function
void removeOdd(list<int>& li)
{
for(list<int>::iterator it=li.begin(); it!=li.end(); it++)
{
if((*it)%2) it = li.erase(it);
}
}
...
0
votes
0
answers
84
views
Can't properly empty out a list due to "cannot increment end list iterator"
I'm trying to figure out why accessing the next-to-last item in a linked list keeps crashing the program. My actual goal is to safely delete the last item of the list without a memory/iterator crash. ...
0
votes
1
answer
59
views
Why doesn't this implementation of LRU cache work?
I encountered this problem on LeetCode, which needs us to implement the LRU cache functions "get" and "put" in O(1) average time complexity.
I tried the similar method here, in ...
- 1
-1
votes
3
answers
178
views
How do I get the last number to create a new line?
I am working on a lab for a C++ course. My current code gives me most but not all points available for this lab. I can't quite seem to get the code to print correctly. I've tried many possible ways of ...
4
votes
3
answers
241
views
The end iterator for a linked list
I started to implement a list and got stuck at the end() iterator function. My understanding is that end() should point one element after the last member of the list. But since in a list elements are ...
- 6,139