Training 5: Dynamic Programming

Problem A

Unsolved.

Problem B

Unsolved.

Problem C

Unsolved.

Problem D

Solved by Kilo_5723.

题意：给定一个 $n$ $(1 \le n \le 16)$ 个点，有重边的无向图，求联通子图的个数。

题解：令 $S$ 是 $\{1,\dots,n}$ 的子集，$ans(S)$ 代表对 $S \subseteq {1,\dots,n}$ 按从小到大的顺序

Problem E

Unsolved.

Problem F

Unsolved.