Competitions
Week 2 Conditionals Part 2
All digits are even
Four-digit number is given. Check whether all its digits are even.
Input data
One four-digit number.
Output data
Print "YES" if all digits of the given number are even. Print "NO" otherwise.
Examples
Input example #1
3456
Output example #1
NO
Input example #2
6082
Output example #2
YES