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appending method

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This commit is contained in:
Sven Weidauer 2021-12-12 12:14:49 +01:00
parent 76784119c0
commit 0e3b825b3b
1 changed files with 5 additions and 2 deletions
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7
day12.swift
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@ -20,6 +20,10 @@ struct Day12: Puzzle {
struct Path { struct Path {
var rooms: [Int] = [] var rooms: [Int] = []
func appending(_ room: Int) -> Path {
Path(rooms: rooms + [room])
}
} }
struct Matrix { struct Matrix {
@ -37,8 +41,7 @@ struct Day12: Puzzle {
return [continuing] return [continuing]
} }
var current = continuing let current = continuing.appending(from)
current.rooms.append(from)
var result: [Path] = [] var result: [Path] = []
for next in neighbors(of: from) { for next in neighbors(of: from) {