#include <iostream>
int main() {
  int n = 3;
  int &m = n;
  int *p = &m;
  n += m;
  cout << n << m << *p << endl;
  int a[] = {7, 8, 9};
  cout << a[1] << endl;
  p = a;
  cout << (*p)++ << endl;
  cout << *(++p) << endl;
  char *s = "Program!!!";
  cout << s[3] << s[4] << s[2] << s[3] << s+8 << endl;
}