Problem Description

A-kun, who belongs to a certain university, lost his memory one day.

Your task is to create a program that determines the year A-kun enrolled and his status from the student ID written on his student card.

It is known that the student ID at A-kun's university follows these rules:

• It is an 8-character string.
• The first 2 characters are digits only and represent the last 2 digits of the enrollment year.
• The 3rd character, if B, indicates an undergraduate course; if M, a master's course; and if D, a doctoral course.
• The remaining 5 characters are digits only.

Input Format

The input is given from the standard input in the following format:

$ S $

• The first line contains a string $ S $ representing A-kun's student ID.
• $ S $ satisfies the following constraints:
• $ |S|=8 $. Here, $ |S| $ denotes the length of the string $ S $.
• The 3rd character is one of B, M, or D.
• All characters except the 3rd are one of the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.

Output Format

• Output A-kun's status and the last 2 digits of the enrollment year separated by a space in one line. Do not forget to add a newline.
• For the status, output Bachelor if it is an undergraduate course, Master if it is a master's course, and Doctor if it is a doctoral course.
• Refer to the samples for more details.

Sample Input and Output

Sample Input #1

12B34567

Sample Output #1

Bachelor 12

Sample Input #2

00M00000

Sample Output #2

Master 00

Sample Input #3

13D10007

Sample Output #3

Doctor 13

Notes/Hints

Sample Explanation 1

It seems that A-kun is an undergraduate student who enrolled in the year 12.

Sample Explanation 2

It seems that A-kun is a master's student who enrolled in the year 00.

Sample Explanation 3

It seems that A-kun is a doctoral student who enrolled in the year 13.

见题面 Input 部分

见题面 Output 部分