With coins of course!
(the following uses o's 10 coins/5 apples June salary so I don't need to
know balances I hope!)
Acting on behalf of o, I have o:
- destroy 1 apple to move to (+6, +4)
- destroy 2 coins to make (+6, +5) Black.
- destroy 1 apple to move to (+6, +5)
- destroy 2 coins to make (+6, +6) Black.
- destroy 1 apple to move to (+6, +6)
- destroy 2 coins to make (+5, +6) Black.
[that's one corner, neat and square]
- destroy 1 apple to move to (+5, +6)
- destroy 2 coins to make (+4, +6) Black.
- destroy 1 apple to move to (+4, +6)
- destroy 2 coins to make (+3, +6) Black.