So, everyone ready for EFFICIENCY? Let's warmup by solving the simplest problem of the set.
Don't be too happy, not all questions are as easy as this one!
Your task is to input a number N and print whether the number is Odd or Even.

Input

The only line of the testify contains an integer N

Output

If the number is Odd, print "Odd" (without double quotes)
If the number is Even, print "Even" (without double quotes)

Constraints

• 1 ≤ N ≤ 20

I repeat, don't be super excited, this is just to get you started !