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[swift] ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋ชจ์˜๊ณ ์‚ฌ ๋ณธ๋ฌธ

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[swift] ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋ชจ์˜๊ณ ์‚ฌ

MUKER 2023. 1. 11. 11:40
 

ํ”„๋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


๋ฌธ์ œํ’€์ด๋ฅผ ์ง๊ด€์ ์œผ๋กœ ์ดํ•ดํ•  ์ˆ˜ ์žˆ๋„๋ก ๊ณ ์ฐจํ•จ์ˆ˜๋ฅผ ์‚ฌ์šฉํ•˜์ง€ ์•Š์€ ํ’€์ด์™€
๊ณ ์ฐจํ•จ์ˆ˜๋ฅผ ์‚ฌ์šฉํ•œ ํ’€์ด๋กœ ๋‚˜๋ˆ„์–ด ๊ณต๋ถ€ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
- ๋ฌธ์ œ์— ๋”ฐ๋ผ ํ•˜๋‚˜์˜ ํ’€์ด๋งŒ ์žˆ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

 

๋‚˜์˜ ํ’€์ด

import Foundation

func solution(_ answers:[Int]) -> [Int] {
    let person1 = [1,2,3,4,5]
    let person2 = [2,1,2,3,2,4,2,5]
    let person3 = [3,3,1,1,2,2,4,4,5,5]
    var score = [0,0,0]
    for i in 0..<answers.count {
        if answers[i] == person1[i % person1.count] {
            score[0] += 1
        }
        if answers[i] == person2[i % person2.count] {
            score[1] += 1
        }
        if answers[i] == person3[i % person3.count] {
            score[2] += 1
        }
    }
    return score.enumerated().filter { $0.element == score.max() }.map { $0.offset + 1 }
}