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單項(xiàng)選擇題

循環(huán)賽中,隊(duì)數(shù)為偶數(shù)時(shí),輪數(shù)應(yīng)為()

A.(隊(duì)數(shù)-1)/2
B.輪數(shù)=隊(duì)數(shù)
C.隊(duì)數(shù)*(隊(duì)數(shù)-1)
D.隊(duì)數(shù)-1

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