#include <stdio.h>

#define TABLE_SIZE 11

int main(void) {

  /* Declarations: */
  double table[TABLE_SIZE], *tp;


  /* Initialization: */
  for(tp = table; tp < table + TABLE_SIZE; tp++)
    *tp = (double)(2 * (tp - table));

  /* Access - printing: */
  for(tp = table; tp < table + TABLE_SIZE; tp++)
    printf("%f\n",  *tp);

  printf("\n");
  
  return 0;
}