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>
using namespace std;
#define int long long
#define db(x) cout<<#x<<" ---> "<<x<<"\n";
void print(vector<int> v);
void fastio();

void solve()
{
	int x;
	cin>>x;
	if(x==0)
		cout<<"1";
	else
		cout<<"0";
}

int32_t main()
{
	fastio();
	int t=1;
	//cin>>t;
	while(t--)
	{
		solve();
	}
}
void print(vector<int>v)
{
	for (auto x : v)
	{
		cout << x << " ";
	}
	cout << "\n";
}
void fastio()
{
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout .tie(NULL);
#ifndef ONLINE_JUDGE
	freopen("input.txt", "r", stdin);
	freopen("output.txt", "w", stdout);
#endif
}