A 3x3 array of counters is laid out. Players take turns removing counters. The rule for removing counters is to pick a row or column and take any 1,2 or 3 from it. Whoever removes the last counter wins.
Does the first or second player have a winning strategy?
What is this strategy?
First player wins by removung the middle line (either horuzontal; or vertical) of 3 counters and then mirrors symetrically B's moves.