Tennis tournament

Question: There's a tennis tournament with one hundred twenty seven players. You've got one hundred twenty-six people paired off in sixty-three matches, plus one unpaired player as a bye. In the next round, there are sixty-four players and thirty-two matches. How many matches, total, does it take to determine a winner?
Answer: One hundred twenty-six. It takes one match to eliminate one player. One hundred twenty-six players have to be eliminated to leave one winner. Therefore, there have to be 126
matches.

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