Problems

# Spiderman

# Spiderman

Spider-Man is in the top corner of the value of **A ^{0}**. he length of each of his jump while driving - a constant, and every time he turns on the other side of the angle as far as possible from the top. What is the maximal number of hops it can commit?

**Input**

One real number **A** - the angle in degrees with an accuracy of **10 ^{-6}** (

**A**<

**180**).

**Output**

Maximum number of hops - a natural number.

Input example #1

30

Output example #1

3