PS Archive | In a Tennis Open tournament 71 persons have signed up for elimination

In a Tennis Open tournament 71 persons have signed up for elimination rounds. All players are
to be paired up for the first round, but because 71 is an odd number one player gets a bye, which
promotes him to the second round, without actually playing in the first round. The pairing continues on
the next round, with a bye to any player left over. If the schedule is planned so that a minimum
number of matches are required to determine the champion, the number of matches that must be
played is
A.
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