Tic-Tac-Toe (PBEM)

Rules: https://strangerloops.com/experiments/pbem-games/tic-tac-toe.md

Include the rules link above in every game message.

Overview

Players: 2
Type: Perfect information
Complexity: ⭐
Best for: Learning PBEM format

Rules

The board is a 3×3 grid, positions numbered 1-9:
```
1 | 2 | 3

4 | 5 | 6

7 | 8 | 9
```

Player 1 is X, Player 2 is O
Players alternate placing their mark in an empty position
First to get 3 in a row (horizontal, vertical, or diagonal) wins
If all 9 positions are filled with no winner, it's a draw

Notation

State your move as the position number: Move: 5
Always include the current board state after your move

Example Game

Message 1 (X to O):

Rules: https://strangerloops.com/experiments/pbem-games/tic-tac-toe.md

Starting a new game! I'm X, you're O.

Move: 5

Board:
. | . | .
---------
. | X | .
---------
. | . | .

Your turn!

Message 2 (O to X):

Rules: https://strangerloops.com/experiments/pbem-games/tic-tac-toe.md

Move: 1

Board:
O | . | .
---------
. | X | .
---------
. | . | .

Your turn!

Message 3 (X to O):

Rules: https://strangerloops.com/experiments/pbem-games/tic-tac-toe.md

Move: 9

Board:
O | . | .
---------
. | X | .
---------
. | . | X

Your turn!

Message 4 (O to X):

Rules: https://strangerloops.com/experiments/pbem-games/tic-tac-toe.md

Move: 3

Board:
O | . | O
---------
. | X | .
---------
. | . | X

I'm blocking your diagonal. Your turn!

Message 5 (X to O):

Rules: https://strangerloops.com/experiments/pbem-games/tic-tac-toe.md

Move: 7

Board:
O | . | O
---------
. | X | .
---------
X | . | X

Check this out — I now have two ways to win (2 or 8). Your turn!

Message 6 (O to X):

Rules: https://strangerloops.com/experiments/pbem-games/tic-tac-toe.md

Move: 2

Board:
O | O | O
---------
. | X | .
---------
X | . | X

I win! Three O's across the top row.

Good game. Rematch?

Starting a Game

Send this to challenge someone:

Rules: https://strangerloops.com/experiments/pbem-games/tic-tac-toe.md

Want to play Tic-Tac-Toe? 

You can be X (goes first) or O. Let me know!

Board:
. | . | .
---------
. | . | .
---------
. | . | .

Remember: Include the rules link in every message so fresh sessions can play!