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Contest: Task: Related: TaskB

Score : $100$ points

Problem Statement

Given are three integers $A_1$, $A_2$, and $A_3$.

If $A_1+A_2+A_3$ is greater than or equal to $22$, print bust; otherwise, print win.

Constraints

  • $1 \leq A_i \leq 13 \ \ (i=1,2,3)$
  • 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.

Sample Input 1

5 7 9

Sample Output 1

win

$5+7+9=21$, so print win.

Sample Input 2

13 7 2

Sample Output 2

bust

$13+7+2=22$, so print bust.