program main
  implicit none
  integer::i,carry
  integer*8::D(19),N
  data D/ &
       1234567891_8, &
       0111213141_8, &
       5161718192_8, &
       0212223242_8, &
       5262728293_8, &
       0313233343_8, &
       5363738394_8, &
       0414243444_8, &
       5464748495_8, &
       0515253545_8, &
       5565758596_8, &
       0616263646_8, &
       5666768697_8, &
       0717273747_8, &
       5767778798_8, &
       0818283848_8, &
       5868788899_8, &
       0919293949_8, &
       5969798991_8/
  read *,N
  carry = 0
  do i=19,1,-1
     D(i) = D(i)*N+carry
     carry = D(i)/10000000000_8
     D(i) = MOD(D(i),10000000000_8)
  end do
  write(*,'(i0,".")',advance='no') carry
  do i=1,19
     write(*,'(i10.10)',advance='no') D(i)
  end do
  print *,
end program main