Score : $100$ points

Problem Statement

The function ReLU is defined as follows:

Given an integer $x$, find $ReLU(x)$.

Constraints

• $x$ is an integer.
• $-10 \leq x \leq 10$

Input

Input is given from Standard Input in the following format:

$x$

Output

Print the answer as an integer.

1

1

We have $1 \geq 0$, so $ReLU(1) = 1$.

0

0

-1

0