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 C++ (GCC 9.2.1) (judge verdict: Accepted)

#include<bits/stdc++.h>
#define int long long
#define endl '\n'
using namespace std;

void solve(){
	int x;
	cin >> x;
	cout << (x ^ 1) << endl;	
}

int32_t main(){
	ios::sync_with_stdio(false);
	cin.tie(0);
	int t = 1;
//	cin >> t;
	while(t--){
		solve();
	}
	return 0;
}