#ABC294A. [ABC294A] Filter
[ABC294A] Filter
Score : points
Problem Statement
You are given a sequence of integers: .
Print all even numbers in without changing the order.
Constraints
- contains at least one even number.
- All values in the input are integers.
Input
The input is given from Standard Input in the following format:
Output
Print a line containing the sequence of all even numbers in , with spaces in between.
We have . Among them are two even numbers, and , so print and in this order, with a space in between.
may contain equal elements.