Liste.h

#include "ListenElement.h"

class Liste
{
	public:
		Liste()
		{
			head = NULL;
			size = 0;
		}

        void add(int value,unsigned int position = 0)
        {
            if(position < 0 || position > size)
			{
				return; //Abbrechen, falls position ungültig ist
			}

	    ListenElement *newElem = new ListenElement(value);
			
            //In anderen Fällen:
			if(position == 0)
			{
				newElem->setNext(head);
				head = newElem;
			}
			else
			{
				ListenElement *current = head;
				for(unsigned int i=0;i<(position-1);i++) current = current->getNext();
				newElem->setNext(current->getNext());
				current->setNext(newElem);
			}
			size++;
        }
        
        void remove(unsigned int index)
        {
			if(size == 0 || index < 0 || index > (size-1)) return;
			
			if(index == 0)
			{
				head = head->getNext();
				size--;
			}
			else
			{
				ListenElement *current = head;
				for(unsigned int i=0;i<(index-1);i++) current = current->getNext();
				current->setNext(current->getNext()->getNext());
                                delete current->getNext();
				size--;
			}
		}
        
        int getValue(unsigned int index)
        {
			ListenElement *current = head;
			for(unsigned int i=0;i<index;i++)
			{
				current = current->getNext();
			}
			return current->getValue();
		}
        
		int getSize()
		{
			return size;
		}
	private:
		ListenElement *head;
		unsigned int size;
};

Ach gott, man sollte um 5 uhr morgens keinen Code schreiben.

lol. Meine besten Bugs habe Ich um diese Zeit geschrieben.