#include <stdio.h>

typedef union { double num; char bytes[8]; } double_t;

int
main (int    argc, 
      char **argv)
{
  // printf("sizeof(double)=%d\n", sizeof(double));

  double_t n;

  n.num = 43784.43254;

  printf("d=%f\n", n.num);

  printf("1<<6 = %d\n", 1<<6);

  return 0;
}