sln_2016_20

Copyright	(c) Eric Mertens 2021
License	ISC
Maintainer	emertens@gmail.com
Safe Haskell	None
Language	Haskell2010

Main

Description

https://adventofcode.com/2016/day/20

Synopsis

Documentation

type Blacklist = [(Integer, Integer)] Source #

main :: IO () Source #

>>> :main
23923783
125

removeOverlap :: Blacklist -> Blacklist Source #

Remove all redundancy from the blacklist and put it in sorted order.

lowest :: Blacklist -> Integer Source #

Smallest address that isn't blacklisted

countValid :: Blacklist -> Integer Source #

Number of addresses not blacklisted