Problem:
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

Solution in JavaScript (Node.js 12.16.1) (judge verdict: Accepted)

function main(input) {
  const x = parseInt(input);
  // この下の行から
  if(x==0){console.log("1");}else if(x==1){
    console.log("0");}
 
  // この上の行まででプログラムを書く
};
// 標準入力
main(require("fs").readFileSync("/dev/stdin", "utf8"))