코딩 테스트 - 꼬리 문자열

package programmers;

public class 꼬리_문자열_Java_230831 {

    public String solution(String [] str_list, String ex){

        StringBuilder answer = new StringBuilder();

        for(String str : str_list){

            answer.append(str.contains(ex) ? "" : str);

        }

        return answer.toString();

    }

   

    public String solution_stream(String[] str_list, String ex) {

        return Arrays.stream(str_list)

                .filter(str -> !str.contains(ex))

                .collect(Collectors.joining());

    }

}

package programmers

import java.util.stream.Collectors

class 꼬리_문자열_Kotlin_230831 {

    fun solution(strList: Array<String>, ex: String): String {

        val answer = StringBuilder()

        for (str in strList) {

            answer.append(if (str.contains(ex)) "" else str)

        }

        return answer.toString()

    }

    fun solutionStream(strList: Array<String>, ex: String): String {

        return strList.filter { !it.contains(ex) }

            .joinToString("")

    }

}