#include <stdio.h>

int main() {
    int a[]={10,11,-1,56,67,5,4};
int *p,*q;
p=a;
printf("%d\n",*p);
printf("%d\t%d\t%d\n",(*p)++,*p++,*++p);
q=p+3;
printf("%d\n",*q-3);
printf("%d\n",*(q-3));
printf("%d\n",*--p+5);
printf("%d",*p+*q);}