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Contest: Task: Related: TaskB

Score : $100$ points

Problem Statement

Given is an integer $x$ that is greater than or equal to $0$, and less than or equal to $1$. Output $1$ if $x$ is equal to $0$, or $0$ if $x$ is equal to $1$.

Constraints

  • $0 \leq x \leq 1$
  • $x$ is an integer

Input

Input is given from Standard Input in the following format:

$x$

Output

Print $1$ if $x$ is equal to $0$, or $0$ if $x$ is equal to $1$.

Sample Input 1

1

Sample Output 1

0

Sample Input 2

0

Sample Output 2

1