摘要:
EV easy problems Aces We choose 10 cards at random from a standard deck of 52 cards. Find EV of the number of aces. Inflation The price of a tv is 100 阅读全文
摘要:
转自https://blog.csdn.net/zy691357966/article/details/46776199 zy691357966的blog 有关概率和期望问题的研究 摘要 在各类信息学竞赛中(尤其是ACM竞赛中),经常出现一些与概率和期望有关的题目。这类题目需要较高的数学水平和一定的 阅读全文