發(fā)簡(jiǎn)信
IP屬地：吉林
這是-128的補(bǔ)碼表示。0沒(méi)有正負(fù)之分；如果不引進(jìn)補(bǔ)碼的概念，計(jì)算機(jī)計(jì)算的結(jié)果還真會(huì)出現(xiàn)+0、-0的問(wèn)題，引進(jìn)了補(bǔ)碼的概念就沒(méi)有這個(gè)問(wèn)題了。上面...
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