#include <iostream>
using std::cout;

int main(int argc, char** argp, char** envp)
{
  double b[6] = {0.0,1.0,2.0,3.0,4.0,5.0};
  double* bptr = &b[0];

  for (int i=0; i<6; i++) cout << b[i] << "  "; cout << '\n';

  *(bptr+2) = 1.0;

  for (int i=0; i<6; i++) cout << b[i] << "  "; cout << '\n';

  bptr[2] = 2.0;

  for (int i=0; i<6; i++) cout << b[i] << "  "; cout << '\n';

  *(b+2) = 3.0;

  for (int i=0; i<6; i++) cout << b[i] << "  "; cout << '\n';

  b[2] = 4.0;

  for (int i=0; i<6; i++) cout << b[i] << "  "; cout << '\n';

  return 0;
}