
[프로그래머스, Java] 문자열 내림차순으로 배치하기
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CodingTest/Programmers
💡풀이import java.util.*;import java.util.stream.*;class Solution { public String solution(String s) { String[] arr = s.split(""); Arrays.sort(arr, Comparator.reverseOrder()); return String.join("", arr); // or return Arrays.stream(arr).collect(Collectors.joining()); }}💡풀이 2 (StringBuilder)import java.util.Arrays;class Solution { public String solution(String ..