Open sx349 opened 8 months ago
https://pe-cn.github.io/872/
Problem 872 Recursive TreeA sequence of rooted trees $T_n$ is constructed such that $T_n$ has $n$ nodes numbered $1$ to $n$. The sequence starts at $T_1$, a tree with a single node as a root with the
https://pe-cn.github.io/872/
Problem 872 Recursive TreeA sequence of rooted trees $T_n$ is constructed such that $T_n$ has $n$ nodes numbered $1$ to $n$. The sequence starts at $T_1$, a tree with a single node as a root with the