洛谷P1290“欧几里德的游戏”的一个证明
原题链接。本题有一种复杂度和欧几里得算法相同的$O(\log... Read more
Tag : proof
Nim with division into three heaps
Consider the following variant of the Nim game (source: Read more
Distributivity of the min and max operators over each other
On $\mathbb R$, we have the usual $\min$ and $\max$ operators. They are distributive over each other. Read more