알고리즘/Programmers
[Swift_Programmers] rny_string
YEN_
2023. 11. 18. 00:52
프로그래머스 알고리즘
문제 링크 : https://school.programmers.co.kr/learn/courses/30/lessons/181863
풀이
import Foundation
func solution(_ rny_string:String) -> String {
let answer = rny_string.replacingOccurrences(of:"m",with:"rn")
return answer
}
중요 개념
- m이라는 문자를 rn이라는 다른 문자로 치환하는 문제이다
- 문자열 치환 메소드를 사용한다
replacingOccurrences(of:with:)
- of: "기존 문자"
- with: "바꿀 문자"
https://developer.apple.com/documentation/foundation/nsstring/1412937-replacingoccurrences
replacingOccurrences(of:with:) | Apple Developer Documentation
Returns a new string in which all occurrences of a target string in the receiver are replaced by another given string.
developer.apple.com