Sha256: 11b76286e97382b610e4e24c3beb61cc9ebf0333466e91fb044cc29d8a5d49a8
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Size: 1.58 KB
Versions: 71
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Stored size: 1.58 KB
Contents
import Foundation
enum Plant: String {
case Grass = "G"
case Clover = "C"
case Radishes = "R"
case Violets = "V"
}
struct Garden {
static private let defaultChildren = ["Alice", "Bob", "Charlie", "David", "Eve", "Fred", "Ginny", "Harriet", "Ileana", "Joseph", "Kincaid", "Larry"]
private let pots: [String : [Plant]]
init(_ diagram: String, children: [String] = defaultChildren) {
self.pots = Garden.parse(diagram, children: children)
}
func plantsForChild(_ child: String) -> [Plant] {
guard let plants = pots[child] else {
return []
}
return plants
}
private static func parse(_ diagram: String, children: [String]) -> [String : [Plant]] {
let sortedChildren = children.sorted(by: <)
let lines = diagram.components(separatedBy: CharacterSet.newlines)
var result = [String : [Plant]]()
var line1 = lines[0].characters.map { String($0) }
var line2 = lines[1].characters.map { String($0) }
var index = 0
for child in sortedChildren {
guard index < line1.count else {
break
}
var pots = [Plant]()
if let plant1 = Plant(rawValue: line1[index]),
let plant2 = Plant(rawValue: line1[index + 1]),
let plant3 = Plant(rawValue: line2[index]),
let plant4 = Plant(rawValue: line2[index + 1]) {
pots = [plant1, plant2, plant3, plant4]
}
result[child] = pots
index += 2
}
return result
}
}
Version data entries
71 entries across 71 versions & 1 rubygems