100 atcoder#ABC206A. [ABC206A] Maxi-Buying
[ABC206A] Maxi-Buying
Score : points
Problem Statement
The consumption tax rate in the Republic of AtCoder is percent.
An energy drink shop in this country sells one can of energy drink for yen (Japanese currency) without tax.
Including tax, it will be yen, where denotes the greatest integer not exceeding for a real number .
If this tax-included price is lower than the list price of yen, print Yay!
; if it is equal to the list price, print so-so
; if it is higher than the list price, print :(
.
Constraints
- is an integer.
Input
Input is given from Standard Input in the following format:
Output
Print the answer.
180
Yay!
For , the tax-included price is yen, which is lower than the list price of yen.
200
:(
191
so-so
In this case, the tax-included price is exactly equal to the list price of yen.