3支球隊(duì)進(jìn)行單循環(huán)比賽(參加比賽的每只隊(duì)都與其它所有隊(duì)各賽一場(chǎng))總的比賽場(chǎng)數(shù)是多少?M支球隊(duì)進(jìn)行單循
3支球隊(duì)進(jìn)行單循環(huán)比賽(參加比賽的每只隊(duì)都與其它所有隊(duì)各賽一場(chǎng))總的比賽場(chǎng)數(shù)是多少?M支球隊(duì)進(jìn)行單循
數(shù)學(xué)人氣:858 ℃時(shí)間:2020-05-18 10:52:42
優(yōu)質(zhì)解答
總數(shù)=(M-1)+(M-2)+.2+1=M*(M-1)/2
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