@Ammoralnik

#include<iostream>
#include<conio.h>
using namespace std;

struct A
{
int key;
};

struct List
{
A a;
List* next;
};

void Init(List** begin)
{
*begin = new List;

A a[5] = { 4,43,52,87,100 };

(*begin)->a.key = 20;
(*begin)->next = NULL;

List *end = *begin;

for (int i(0); i < 5; i++)
{
end->next = new List;
end = end->next;
end->a = a[i];
end->next = NULL;
}
}


void Add_begin(List** begin, A &a)
{
List* t = new List;
t->a = a;
t->next = *begin;
(*begin) = t;
}


void Add_end(List** begin, A& b)
{
List* tmp = *begin;
List* tmp1 = new List;
tmp1->a = b;
while (tmp)
{
tmp = tmp->next;
}

tmp = tmp1;
tmp1->next = NULL;
}


void Print(List* b)
{
List* print = b;

while (print)
{
cout << print->a.key << "->";
print = print->next;

}
cout << "NULL\n";



}



int main()
{
setlocale(LC_ALL, "rus");

List* begin = NULL;
A a = { -35 };
A c = { 969 };

Init(&begin);
Print(begin);
Add_begin(&begin, a);
Print(begin);
Add_end(&begin, c);
Print(begin);



_getch();
return 0;
}

0

@John Prick

1