#include    <stdio.h>
#include   <stdlib.h>


struct T
{

     int n;

     T  *pNext;

}t1;

T t2, t3;

void monitor();

void    push(int);

int nCounter = 4;

T *pHead = &t1,
  *pTail =   0;

//////////////////////////////////////////////////////
int main()
{

    t2.n = 333;

    T t4;

    pTail = &t4;

    t1.pNext = &t2;
    t2.pNext = &t3;
    t3.pNext = &t4;

    //T *p = &t1;
    for(int i = 55; i < 61; i++) push(i);

    monitor();

return 0;
}

//////////////////////////////////////////////////////  //T &r =  *p;
void push(int x)
{

    T *p = (T*)malloc(sizeof(T));

    nCounter ++;

    p->n = x;

    pTail->pNext = p;
    pTail = p;
}

//////////////////////////////////////////////////////
void monitor()
{

    T *p = pHead;

    printf("nCounter = %d\n", nCounter);

    for(int i = 0; i < nCounter; i++)
    {
       printf("p->n = %d\n", p->n);

       p = p->pNext;
    }
}







/*
#include   <stdio.h>

struct T
{

     int n;

     T  *pNext;

}t1;

T t2, t3;

//////////////////////////////////////////////////////
int main()
{

    T t4;

    t1.pNext = &t2;
    t2.pNext = &t3;
    t3.pNext = &t4;

    T *p = &t1;

    for(int i = 0; i < 4; i++)
    {
       printf("p->n = %d\n", p->n);

       p = p->pNext;
    }

return 0;
}

*/