题解 | #图片整理#

用api啊 Arrays.sort

import java.util.Scanner;

public class Main {
    //HJ34 图片整理
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        while (sc.hasNext()) {
            char[] chars = sc.nextLine().toCharArray();
            Arrays.sort(chars);
            System.out.println(chars);
        }
    }
}