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linkedlist.cpp

#include <iostream>
using namespace std;

struct linkNode {
	int data;
	linkNode* nextnode;
};
void thefunction(linkNode* a){
	std::cout << "thefunction\n";
	while (a->nextnode != NULL){
		//Debugging
		std::cout << "data: ";
		std::cout<< a->data;
		std::cout << "\tnextnode: ";
		std::cout<< a->nextnode;
		std::cout << "\n";
		if(a->nextnode != NULL)
		a->data += a->nextnode ->data;
		a = a->nextnode;
		if(a->nextnode == NULL){
			std::cout << "data: ";
			std::cout<< a->data;
			std::cout << "\n";
		}
	}
}

int main()
{
	linkNode* head=NULL;
	linkNode* tmp;
	std::cout << "Populate linked list\n";
	for (int i = 0; i<5; i++){
		tmp = new linkNode;
		tmp->data = 5-i;
		tmp->nextnode = head;
		head = tmp;
		std::cout << "data: ";
		std::cout<< head->data;
		if(head->nextnode != NULL){
			std::cout << "\tnextnode: ";
			std::cout<< head->nextnode;
		}
		std::cout << "\n";
		}

	thefunction(head);
	
	cout << "Lausn: ";
	for (int i=0; i<5; i++){
		std::cout << "data: ";
		std::cout<< head->data;
		if(head->nextnode != NULL){
			std::cout << "\tnextnode: ";
			std::cout<< head->nextnode;
		}
		std::cout << "\n";
		cout<< head->data <<", ";
		head = head->nextnode;
		}

//system("pause");
return 0;
}