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MUKER_DEV with iOS
[swift] ํ๋ก๊ทธ๋๋จธ์ค - ์ซ์ ๋ฌธ์์ด๊ณผ ์๋จ์ด ๋ณธ๋ฌธ
๐ค ์๊ณ ๋ฆฌ์ฆ/programmers
[swift] ํ๋ก๊ทธ๋๋จธ์ค - ์ซ์ ๋ฌธ์์ด๊ณผ ์๋จ์ด
MUKER 2023. 1. 9. 09:58
๋ฌธ์ ํ์ด๋ฅผ ์ง๊ด์ ์ผ๋ก ์ดํดํ ์ ์๋๋ก ๊ณ ์ฐจํจ์๋ฅผ ์ฌ์ฉํ์ง ์์ ํ์ด์
๊ณ ์ฐจํจ์๋ฅผ ์ฌ์ฉํ ํ์ด๋ก ๋๋์ด ๊ณต๋ถํ๊ณ ์์ต๋๋ค.
- ๋ฌธ์ ์ ๋ฐ๋ผ ํ๋์ ํ์ด๋ง ์์ ์ ์์ต๋๋ค.
๋์ ํ์ด
import Foundation
func solution(_ s:String) -> Int {
var result = s
var alphabet = ["zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"]
alphabet.enumerated().forEach {
while result.contains($0.element) {
result.replaceSubrange(result.range(of: $0.element)!, with: String($0.offset))
}
}
return Int(result)!
}
- replaceSubrange ํจ์๋ ํด๋นํ๋ ๋ฌธ์์ด์ ๋ฒ์๋งํผ ์ํ๋ ๋ฌธ์์ด๋ก ๋์ฒดํด์ค๋๋ค.
- while๋ฌธ์ ํตํด ํด๋นํ๋ ๋ฌธ์์ด์ด ์ฌ๋ฌ๊ฐ ์์ด๋ ๋ชจ๋ ์ฐพ์๋ผ ์ ์๊ฒ ํ์ต๋๋ค.
์ฐธ๊ณ ํ ๋งํ ํ์ด
import Foundation
func solution(_ s:String) -> Int {
let arr = ["zero","one","two","three","four","five","six","seven","eight","nine"]
var str = s
for i in 0..<arr.count {
str = str.replacingOccurrences(of: arr[i], with: String(i))
}
return Int(str)!
}
- replacingOccurrences ํจ์๋ฅผ ์ฌ์ฉํ๋ฉด ํจ์ฌ ๋ ์ฝ๊ฒ ์ํ๋ ๋ฌธ์์ด๋ก ๋ฐ๊ฟ ์ ์์ต๋๋ค.
'๐ค ์๊ณ ๋ฆฌ์ฆ > programmers' ์นดํ ๊ณ ๋ฆฌ์ ๋ค๋ฅธ ๊ธ
[swift] ํ๋ก๊ทธ๋๋จธ์ค - 2016๋ (0) | 2023.01.10 |
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[swift] ํ๋ก๊ทธ๋๋จธ์ค - ๋ ๊ฐ ๋ฝ์์ ๋ํ๊ธฐ (0) | 2023.01.10 |
[swift] ํ๋ก๊ทธ๋๋จธ์ค - K๋ฒ์งธ์ (0) | 2023.01.08 |
[swift] ํ๋ก๊ทธ๋๋จธ์ค - ํน์ดํ ์ ๋ ฌ (0) | 2023.01.07 |
[swift] ํ๋ก๊ทธ๋๋จธ์ค - ์ผ์ด์ฌ (0) | 2023.01.07 |