送交者: oo8 于 2010-04-01, 15:52:54:

回答: tic-tac-toe, fit all your description, and the first to move 由 steven 于 2010-04-01, 15:43:40:

• By using the strategy-stealing argument, - steven (536 bytes) 2010-04-01, 16:13:17 (428275)
  • I read the proof in 1992, and it is a constructive proof - oo8 (271 bytes) 2010-04-01, 20:33:59 (428367)

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