Problems
Street numbers
Street numbers
As you may be aware, houses with even street numbers are typically situated on one side of the street, while those with odd numbers are positioned on the opposite side. Determine whether the houses numbered n and m are situated on the same side of the street.
Input data
Two integers n and m~(1 \le n, m \le 100).
Output data
Print 1 if the houses with numbers n and m are located on the same side of the street, and 0 otherwise.
Examples
Input example #1
1 2
Output example #1
0