26个字母排序

public static void main(String[] args)
    {
        String s1 = "EFGHIMNSTUVJKLCDWXYZBAOPQR";
        
        byte[] s2 = s1.getBytes();
        
        for(int i=0;i<s1.length();i++)
        {
            for(int j=0;j<s1.length()-1;j++)
            {
                if(s2[i]<s2[j])
                {
                    byte temp = s2[j];
                    s2[j]=s2[i];
                    s2[i] = temp;
                }
            }
        }
        for(byte b : s2)
        {
            System.out.print((char)b);
        }
    }