Abakoda Letters
https://codeforces.com/group/cRJbcAFEwS/contest/487230/problem/A
Question
Abby was thinking about how wonderful the Abakada is. The Abakada is so wonderful that the Abakoda contest problems use the four letters A, B, K, D. Let's call these four the Abakoda letters. On second thought, Abby decides that their lowercase forms are also Abakoda letters.
The problem is straightforward. Given a single English letter, help Abby determine if it is an Abakoda letter.
Input Format
Input consists of a single line, containing a single English letter c.
Constraints
It is guaranteed that c is either an upper or lowercase English letter.
Output Format
Output a single line containing the answer.
If c is an Abakoda letter, output
Abakoda
If not, output
Boring
Sample Inputs:
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