백준 11656번 접미사 배열 [ Java ]

11656번: 접미사 배열

import java.io.*;
import java.util.*;

public class Main {
    public static void main(String[] args) throws IOException{
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        StringBuilder sb = new StringBuilder();
        String S = br.readLine();
        String[] arr = new String[S.length()];
        for (int i=0; i<S.length(); i++)
            arr[i] = S.substring(i);
        Arrays.stream(arr).sorted().forEach(item->sb.append(item+"\n"));
        System.out.print(sb);
    }
}