def who_wins(h1, d1, t1, h2, d2, t2):
  """
  Determines who wins in a computer game between two players, given their unit stats.

  Args:
    h1: The health of the first player's unit.
    d1: The damage of the first player's unit.
    t1: The reload time of the first player's unit.
    h2: The health of the second player's unit.
    d2: The damage of the second player's unit.
    t2: The reload time of the second player's unit.

  Returns:
    A string indicating who wins the game, or "draw" if the game is a draw.
  """

  # Calculate the time it takes for the first player to destroy the second player's unit.
  time_to_destroy_2 = h2 / d1 + (t1 - 0.5)
  # Calculate the time it takes for the second player to destroy the first player's unit.
  time_to_destroy_1 = h1 / d2 + (t2 - 0.5)

  # If the first player's unit is destroyed before the second player's unit, then the first player wins.
  if time_to_destroy_1 < time_to_destroy_2:
    return "player one"
  # If the second player's unit is destroyed before the first player's unit, then the second player wins.
  elif time_to_destroy_2 < time_to_destroy_1:
    return "player two"
  # Otherwise, the game is a draw.
  else:
    return "draw"

# Example usage:

h1, d1, t1 = 100, 10, 1
h2, d2, t2 = 50, 20, 2

winner = who_wins(h1, d1, t1, h2, d2, t2)

print(winner)