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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