組合せ計算(前計算)

keyword:fact,ncr,npr,nck,npk

overview

inverse, conbination, permutation, factorial を構築時に計算する\

usage

Combinatorics<2000100, MD> wakame;

verified

https://yukicoder.me/submissions/286997

code

last commit

[ab2db2cc](2019-10-29 12:54) move and modify combinatorics