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[swift] ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ถ”์–ต ์ ์ˆ˜ ๋ณธ๋ฌธ

๐Ÿค– ์•Œ๊ณ ๋ฆฌ์ฆ˜/programmers

[swift] ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ถ”์–ต ์ ์ˆ˜

MUKER 2023. 4. 21. 19:36
 

ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค

์ฝ”๋“œ ์ค‘์‹ฌ์˜ ๊ฐœ๋ฐœ์ž ์ฑ„์šฉ. ์Šคํƒ ๊ธฐ๋ฐ˜์˜ ํฌ์ง€์…˜ ๋งค์นญ. ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค์˜ ๊ฐœ๋ฐœ์ž ๋งž์ถคํ˜• ํ”„๋กœํ•„์„ ๋“ฑ๋กํ•˜๊ณ , ๋‚˜์™€ ๊ธฐ์ˆ  ๊ถํ•ฉ์ด ์ž˜ ๋งž๋Š” ๊ธฐ์—…๋“ค์„ ๋งค์นญ ๋ฐ›์œผ์„ธ์š”.

programmers.co.kr


์„ฑ๊ณต ํ’€์ด

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