You can always win this game if you go second | An SOS (math olympiad) puzzle

You can always win this game if you go second | An SOS (math olympiad) puzzle

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

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The video explains the rules of the SOS game and presents a Math Olympiad problem where two players take turns placing S or O in a line of 2000 squares. The goal is to spell SOS in three consecutive squares, with the last player to do so winning. The video explores strategies and thought processes to prove that the second player can always win, using symmetry and optimal play. It also includes a sponsor message about Click Up.

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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