本帖最后由 大米小冰 于 2017-1-10 22:44 编辑
cla000 发表于 2017-1-10 17:12
我也没别的意思,有些人可能天生就不喜欢数学,对这些玩意都没啥兴趣,再说现实中也确实用不着。
只是说了 ...
Yeah I know,so it’s just a discussion, just for fun. I’m not good at math, but I was interested in it. But as you say, it’s useless in daily life, so I forget most of it. I seldom use it, but deep in my heart, I think maybe I still like it,who knows? And an example is as below, which I used to try to explain how hard to win a key battle in this game days before.
2017-1-6 假设随机事件a的触发概率为20%,a的发生对玩家不利、对boss有利。这场单挑至少需要20回合玩家才能获胜,而由于实力差距,事件a的发生不能超过2次,超过则玩家必定失败,则 20回合a发生0次的概率为1.15%、发生1次的概率为5.76%、发生2次的概率为13.69%,合计20.6%(应该没算错吧)。数字算错,可是改对了却不能说明想说的东西…… 说明不了必须改前提条件!50回合,50回合一场boss战不过分吧! 假设随机事件b的触发概率为20%,b的发生对玩家不利、对boss有利。这场单挑至少需要50回合玩家才能获胜,而由于实力差距,事件b的发生不能超过2次,超过则玩家必定失败,则 50回合b发生0次的概率为0.00143%、发生1次的概率为0.0178%、发生2次的概率为0.109%,合计0.129%。也就是说玩家获胜的概率只有0.129%,千分之一多一些,平均SL 915次可以获胜一次,至于是SL第一次就胜利,还是SL了整整915次才胜利,就拼脸了!
And, none retreat is really a good job, especially to an original character. Congratulations!
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