프로그래머스 / 옹알이 (2)

https://school.programmers.co.kr/learn/courses/30/lessons/133499

파이썬

def solution(babbling):
    answer = 0
    for each in babbling:
        for index, text in enumerate(("aya", "ye", "woo", "ma")):
            each = each.replace(text, str(index))
        if each.isdigit():
            if '00' not in each:
                if '11' not in each:
                    if '22' not in each:
                        if '33' not in each:
                            answer += 1
    return answer

코틀린

class Solution {
    fun solution(babbling: Array<String>): Int {
        var answer: Int = 0
        for (it in babbling) {
            var temp = it
            for ((index, each) in arrayOf("aya", "ye", "woo", "ma").withIndex()) {
                temp = temp.replace(each, index.toString())
            }
            if (temp.toIntOrNull() != null)
                if (!("00" in temp || "11" in temp || "22" in temp || "33" in temp))
                    answer++
        }
        return answer
    }
}

class Solution {
    fun solution(babbling: Array<String>): Int {
        val words = arrayOf("aya", "ye", "woo", "ma")
        return babbling.map {
            var temp = it
            words.withIndex().forEach { (index, each) ->
                temp = temp.replace(each, index.toString())
            }.let { temp }
        }.count { !(it.toIntOrNull() == null || "00" in it || "11" in it || "22" in it || "33" in it) }
    }
}

class Solution {
    fun solution(babbling: Array<String>) = babbling.map {
        var temp = it
        arrayOf("aya", "ye", "woo", "ma").withIndex().forEach { (index, each) ->
            temp = temp.replace(each, index.toString())
        }.let { temp }
    }.count { !(it.toIntOrNull() == null || "00" in it || "11" in it || "22" in it || "33" in it) }
}