[Swift] 추억점수

import Foundation

func solution1(_ name:[String], _ yearning:[Int], _ photo:[[String]]) -> [Int] {
    let score: [String: Int] = Dictionary(uniqueKeysWithValues: zip(name, yearning))
    return photo.map { $0.reduce(0) { $0 + (score[$1] ?? 0) } }
}

func solution2(_ name:[String], _ yearning:[Int], _ photo:[[String]]) -> [Int] {
    return photo.map { $0.compactMap { name.firstIndex(of: $0) }.map { yearning[$0] }.reduce(0, +) }
}