[백준 Java] 정렬: - 1427번: 소트인사이드

 

 

import java.io.*;
import java.util.ArrayList;
import java.util.Arrays;

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

        char[] N = br.readLine().toCharArray();

        Arrays.sort(N);

        for(int i = N.length - 1; i >= 0; i--){
            bw.write(String.valueOf(N[i]));
        }

        br.close();
        bw.flush();
        bw.close();
    }
}