A - Blackjack

Given are three integers \(A_1, A_2, A_3\). If \(A_1 + A_2 + A_3\) is greater than or equal to 22, print \("bust"\); otherwise, print \("win"\).

Constraints

• \(1 \le A_i \le 13 (i=1,2,3)\)
• All values in input are integers.

Input

• Input is given from Standard Input in the following format: \(A_1\) \(A_2\) \(A_3\)

Output:

• If \(A_1 + A_2 + A_3\) is greater than or equal to 22, print “bust”; otherwise, print “win”.

5 7 9

win

13 7 2

bust