요깨비's LAB

class Solution { fun solution(new_id: String): String { var answer: String = new_id answer = step1(answer) answer = step2(answer) answer = step3(answer) answer = step4(answer) answer = step5(answer) answer = step6(answer) answer = step7(answer) return answer } fun step1(new_id: String): String { return new_id.toLowerCase() } fun step2(new_id: String): String { val sb = StringBuffer() new_id.forE..