Kirchhoff’s theorem(基尔霍夫定律) 基尔霍夫定律

2024

01-30

Kirchhoff’s theorem(基尔霍夫定律)

基尔霍夫定律

01-27

Atcoder abc338 G(矩阵乘法)

矩阵

01-24

Hall theorem

halls_theorem 二分图

01-21

floor sum

floor_sum

01-20

Atcoder abc337 G(换根dp)

树 DP 换根DP Fenwick

01-14

Atcoder abc336 F(meet-in-middle)G(TODO)

meet-in-middle

01-06

Atcoder abc335 G(数论,原根)

原根 数论