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[swift] ๋ฐฑ์ค€ - 4949๋ฒˆ: ๊ท ํ˜•์žกํžŒ ์„ธ์ƒ ๋ณธ๋ฌธ

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[swift] ๋ฐฑ์ค€ - 4949๋ฒˆ: ๊ท ํ˜•์žกํžŒ ์„ธ์ƒ

MUKER 2023. 2. 14. 16:37
 

4949๋ฒˆ: ๊ท ํ˜•์žกํžŒ ์„ธ์ƒ

๊ฐ ๋ฌธ์ž์—ด์€ ๋งˆ์ง€๋ง‰ ๊ธ€์ž๋ฅผ ์ œ์™ธํ•˜๊ณ  ์˜๋ฌธ ์•ŒํŒŒ๋ฒณ, ๊ณต๋ฐฑ, ์†Œ๊ด„ํ˜ธ("( )"), ๋Œ€๊ด„ํ˜ธ("[ ]")๋กœ ์ด๋ฃจ์–ด์ ธ ์žˆ์œผ๋ฉฐ, ์˜จ์ (".")์œผ๋กœ ๋๋‚˜๊ณ , ๊ธธ์ด๋Š” 100๊ธ€์ž๋ณด๋‹ค ์ž‘๊ฑฐ๋‚˜ ๊ฐ™๋‹ค. ์ž…๋ ฅ์˜ ์ข…๋ฃŒ์กฐ๊ฑด์œผ๋กœ ๋งจ ๋งˆ์ง€๋ง‰์—

www.acmicpc.net

๋ฌธ์ œ ํ‘ธ๋Š” ๋ฐ ์žˆ์–ด ๋„์›€์ด ๋˜๋„๋ก ๋‚˜์˜ ํ’€์ด์™€ ๊ฐœ์„ ๋œ ํ’€์ด๋ฅผ ์˜ฌ๋ฆฝ๋‹ˆ๋‹ค.
๋˜ํ•œ ํ’€์ด ํ›„ ๋‹ค๋ฅธ ์‚ฌ๋žŒ์˜ ํ’€์ด๋ฅผ ๋ณด๊ณ  ์ฐธ๊ณ ํ• ๋งŒํ•œ ํ’€์ด๋„ ์˜ฌ๋ฆฝ๋‹ˆ๋‹ค.

- ๋ฌธ์ œ์— ๋”ฐ๋ผ ๋‚˜์˜ ํ’€์ด๋งŒ ์žˆ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
- ํ•ด๋‹น ํ’€์ด๋“ค์€ ํ’€์ด ์ค‘ ํ•˜๋‚˜์ผ ๋ฟ ์ตœ์„ ์˜ ํ’€์ด๋Š” ์•„๋‹ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

 


 

๋ฌธ์ œ ์„ค๋ช…

 

 


 

๋‚˜์˜ ํ’€์ด

myWhile: while true {
    let input = readLine()!
    guard input != "." else { break }
    var bracket = [Character]()
    
    for i in input {
        if i == "(" { bracket.append("(") }
        if i == "[" { bracket.append("[") }
        if i == ")" { if bracket.last == "(" { bracket.removeLast(); continue } else { print("no"); continue myWhile } }
        if i == "]" { if bracket.last == "[" { bracket.removeLast(); continue } else { print("no"); continue myWhile} }
    }
    bracket.isEmpty ? print("yes") : print("no")
}

 

- ์Šคํƒํ˜•ํƒœ๋ฅผ ๋งŒ๋“ค์–ด ๊ด„ํ˜ธ๋“ค์˜ ์ผ์น˜๋ฅผ ํ™•์ธํ•  ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.