sln_2017_22

Copyright	(c) Eric Mertens 2017
License	ISC
Maintainer	emertens@gmail.com
Safe Haskell	None
Language	Haskell2010

Main

Description

https://adventofcode.com/2017/day/22

Synopsis

main :: IO ()
data Status
- = Clean
- | Weakened
- | Infected
- | Flagged
rule1 :: Status -> Status
rule2 :: Status -> Status
turnRule :: Status -> Coord -> Coord
go :: (Status -> Status) -> Int -> Int -> Coord -> Coord -> Map Coord Status -> Int

Documentation

main :: IO () Source #

>>> :main
5399
2511776

data Status Source #

Constructors

Clean
Weakened
Infected
Flagged

Instances

Instances details

Eq Status Source #
Instance details Defined in Main Methods (==) :: Status -> Status -> Bool # (/=) :: Status -> Status -> Bool #

rule1 :: Status -> Status Source #

Transition rule used in part 1

rule2 :: Status -> Status Source #

Transition rule used in part 2

turnRule :: Status -> Coord -> Coord Source #

Turn rule used by the virus carrier.

Arguments

:: (Status -> Status)	update rule
-> Int	iterations remaining
-> Int	infection counter
-> Coord	facing direction
-> Coord	current location
-> Map Coord Status	world map
-> Int	infections caused after given iterations

Run the world simulation for a specified number of iterations. Returns the number of infections caused by the virus carrier.