| rt3-package | rt3: A Package for Playing Tic-Tac-Toe in R. |
| EMPTY | Constant for the empty square. It's value is the character "_". |
| firstAvailableMovePlayer | Player that always takes the first move in the list of valid moves. |
| gameState | The game state is represented by a list of 8 values. |
| getMoves | Get the list of valid move from the game state. |
| makeMove | Apply the move to the current game state an produce a new game state. |
| NONE | Constant for no winner. It's value is the character "_". |
| O | Constant for the O player. |
| playGame | Play a game of Tic-Tac-Toe using the two provided stragies. |
| randomMovePlayer | Player that picks a random move |
| rt3 | rt3: A Package for Playing Tic-Tac-Toe in R. |
| startGame | Start a new game |
| X | Constant for the X player. |