一.原题
链接:Training on Progressive Spiral Number Position | Codewars
Assume that you started to store items in progressively expanding square location, like this for the first 9 numbers:
二、解题
1、分析 (1)数字必须存…
1 基本概率论
大数定律(law of large numbers):随着投掷次数的增加,这个估计值会越来越接近真实的潜在概率。从概率分布中抽取样本的过程称为抽样(sampling)将概率分配给一些离散选择的分布称为多项分布&a…