送交者: HunHunSheng 于 2007-04-18, 12:34:27:
回答: 如果每个人有10%的概率作出英雄壮举,30个人产生至少一个英雄的概率大于95%。 由 插一腿 于 2007-04-18, 12:31:14:
These warriors clearly knew bandits would slaughter them
but no one even bothered to fight back.
Nowadays, the military are just like this. Don't expect too much of civilians.