import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

       Scanner in = new Scanner(System.in);
       String a;
       a = in.nextLine();
       for(int i=0, j=0;i<a.length();i++,j++)
       {
           if((i+1)%16==1)
           {
               String b = Integer.toHexString(i);
               //int k = b.length();
               for(int k =0;k<8-b.length();k++)
               {
                   System.out.print("0");
               }
               System.out.print(b+"  ");
           }
           System.out.print(Integer.toHexString(a.charAt(i))+" ");
           if(j==7){
               System.out.print(" ");
               j = -1;
           }
           if(i%16==15) {
               System.out.print(a.substring(i - 15, i + 1));
               if (a.length() - i >= 16)
                   System.out.print("\n");
           }
       }
    }
}

考试的时候没做出来，现在回过头重新做了下，不知道对不对