Provide a text-based interface for playing the game of Ataxx making use of the
AtaxxState class.
Initially, print four lines as follows:
ATAXX
A position is indicated by a letter and number as in Chess (e.g. "b4").
For a growth move, please enter the position into which you will grow.
For a jump move, please enter the from and to positions separated by a space.
Then, for each turn of the game, print the state.
Print a blank line, prompt the user for a move with "Move? ", and read the user input.
If the move has an illegal input format, print the message "Illegal move format.".
If the move has a legal input format but is an illegal move, print "Illegal move.".
Otherwise, the move is taken. (Note: The return value of
AtaxxState class
makeMove method provides illegal move feedback.)
Once the game ends, the board is printed one last time.