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: Wrong Answer)

/*
ID: alec3
LANG: C++14
PROG:
*/


#include <bits/stdc++.h>

#define check(x) cout<<(#x)<<": "<<x<<" ";
#define io ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define ss second
#define ff first
#define pb push_back
#define lb lower_bound
#define ub upper_bound
#define FOR(i, a, b) for (int i = a; i < b; i++)

typedef long long ll;
typedef unsigned long long ull;

int pct(int x) { return __builtin_popcount(x); }

using namespace std;

ifstream fin("input.txt");
ofstream fout("output.txt");

int main()
{
    io;


    return 0;
}