MUKER_DEV with iOS

[swift] λ°±μ€€ 2941번: ν¬λ‘œμ•„ν‹°μ•„ μ•ŒνŒŒλ²³ λ³Έλ¬Έ

πŸ€– μ•Œκ³ λ¦¬μ¦˜/BAEKJOON

[swift] λ°±μ€€ 2941번: ν¬λ‘œμ•„ν‹°μ•„ μ•ŒνŒŒλ²³

MUKER 2022. 9. 12. 23:14
 

2941번: ν¬λ‘œμ•„ν‹°μ•„ μ•ŒνŒŒλ²³

μ˜ˆμ „μ—λŠ” μš΄μ˜μ²΄μ œμ—μ„œ ν¬λ‘œμ•„ν‹°μ•„ μ•ŒνŒŒλ²³μ„ μž…λ ₯ν•  μˆ˜κ°€ μ—†μ—ˆλ‹€. λ”°λΌμ„œ, λ‹€μŒκ³Ό 같이 ν¬λ‘œμ•„ν‹°μ•„ μ•ŒνŒŒλ²³μ„ λ³€κ²½ν•΄μ„œ μž…λ ₯ν–ˆλ‹€. ν¬λ‘œμ•„ν‹°μ•„ μ•ŒνŒŒλ²³ λ³€κ²½ č c= Δ‡ c- dΕΎ dz= Δ‘ d- lj lj nj nj š s= ΕΎ z=

www.acmicpc.net


λ‚˜μ˜ 풀이

import Foundation

var input = readLine()!
let temp = ["c=", "c-", "dz=", "d-", "lj", "nj", "s=", "z="]

for i in temp {
    input = input.replacingOccurrences(of: i, with: "*")
}

print(input.count)
79504kb 12ms 199b

 

1. replacingOccurrences() λ₯Ό μ“°κΈ° μœ„ν•΄ Foundation을 importν•΄μ€€λ‹€.

 

2. replacingOccurrences()λŠ” ν•΄λ‹Ή λ¬Έμžμ—΄μ— νŒŒλΌλ―Έν„° 'of:' 에 ν•΄λ‹Ήν•˜λŠ” λ¬Έμžμ—΄μ΄ ν¬ν•¨λ˜λ©΄ νŒŒλΌλ―Έν„° 'with:' λ¬Έμžμ—΄λ‘œ λ³€ν™˜ν•΄μ€€λ‹€.

ν¬λ‘œμ•„ν‹°μ•„μ–΄ 배열을 λ§Œλ“  ν›„ 반볡문으둜 배열을 λ„£μ–΄ 돌릴 λ•Œ ν•΄λ‹Ή λ³€μˆ˜λ‘œ ν¬λ‘œμ•„ν‹°μ–΄λ₯Ό μ›ν•˜λŠ” 문자둜 λ³€ν™˜μ‹œν‚¬ 수 μžˆλ‹€.

μ†μ‰½κ²Œ ν¬λ‘œμ•„ν‹°μ•„μ–΄μ— ν•΄λ‹Ήν•˜λ©΄ "*"둜 λ°”κΏ” λ¬Έμžμ—΄μ„ μ…€λ•Œ(count) ν•œ 문자둜 μ…€ 수 있게 λœλ‹€.