1.

In a game with two players X and Y and given n (≥ 4) number of circles drawn on a plane paper, alternately each one of X and Y is suppose to join two different circles which were not already joined by a line. The winner is one who joins the last available pair of circles and the game ends. If X starts the game then:

A. X always wins
B. Y always wins
C. X wins whenever n is odd
D. Y wins whenever n is a power of 2
Answer» E.


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