有2N人,一个三人组,(2N-2)二人组,一个一人.
报数,1,2,3...2N,每人有一数,二人组的人有一人成功.每人看到俩人头粪为单,三人中依编号,大猜中,中猜小,小猜大,总有一人对.
有2N人,一个三人组,(2N-2)二人组,一个一人.
报数,1,2,3...2N,每人有一数,二人组的人有一人成功.每人看到俩人头粪为单,三人中依编号,大猜中,中猜小,小猜大,总有一人对.
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