Go: package main

import (
	"bufio"
	"errors"
	"fmt"
	"io"
	"math"
	"os"
	"strconv"
)

/*********** I/O ***********/

var (
	// ReadString returns a WORD string.
	ReadString func() string
	stdout     *bufio.Writer
)

func init() {
	ReadString = newReadString(os.Stdin)
	stdout = bufio.NewWriter(os.Stdout)
}

func newReadString(ior io.Reader) func() string {
	r := bufio.NewScanner(ior)
	// r.Buffer(make([]byte, 1024), int(1e+11)) // for AtCoder
	r.Buffer(make([]byte, 1024), int(1e+9)) // for Codeforces
	// Split sets the split function for the Scanner. The default split function is ScanLines.
	// Split panics if it is called after scanning has started.
	r.Split(bufio.ScanWords)

	return func() string {
		if !r.Scan() {
			panic("Scan failed")
		}
		return r.Text()
	}
}

// ReadInt returns an integer.
func ReadInt() int {
	return int(readInt64())
}
func ReadInt2() (int, int) {
	return int(readInt64()), int(readInt64())
}
func ReadInt3() (int, int, int) {
	return int(readInt64()), int(readInt64()), int(readInt64())
}
func ReadInt4() (int, int, int, int) {
	return int(readInt64()), int(readInt64()), int(readInt64()), int(readInt64())
}

// ReadInt64 returns as integer as int64.
func ReadInt64() int64 {
	return readInt64()
}
func ReadInt64_2() (int64, int64) {
	return readInt64(), readInt64()
}
func ReadInt64_3() (int64, int64, int64) {
	return readInt64(), readInt64(), readInt64()
}
func ReadInt64_4() (int64, int64, int64, int64) {
	return readInt64(), readInt64(), readInt64(), readInt64()
}

func readInt64() int64 {
	i, err := strconv.ParseInt(ReadString(), 0, 64)
	if err != nil {
		panic(err.Error())
	}
	return i
}

// ReadIntSlice returns an integer slice that has n integers.
func ReadIntSlice(n int) []int {
	b := make([]int, n)
	for i := 0; i < n; i++ {
		b[i] = ReadInt()
	}
	return b
}

// ReadInt64Slice returns as int64 slice that has n integers.
func ReadInt64Slice(n int) []int64 {
	b := make([]int64, n)
	for i := 0; i < n; i++ {
		b[i] = ReadInt64()
	}
	return b
}

// ReadFloat64 returns an float64.
func ReadFloat64() float64 {
	return float64(readFloat64())
}

func readFloat64() float64 {
	f, err := strconv.ParseFloat(ReadString(), 64)
	if err != nil {
		panic(err.Error())
	}
	return f
}

// ReadFloatSlice returns an float64 slice that has n float64.
func ReadFloat64Slice(n int) []float64 {
	b := make([]float64, n)
	for i := 0; i < n; i++ {
		b[i] = ReadFloat64()
	}
	return b
}

// ReadRuneSlice returns a rune slice.
func ReadRuneSlice() []rune {
	return []rune(ReadString())
}

/*********** Debugging ***********/

// ZeroPaddingRuneSlice returns binary expressions of integer n with zero padding.
// For debugging use.
func ZeroPaddingRuneSlice(n, digitsNum int) []rune {
	sn := fmt.Sprintf("%b", n)

	residualLength := digitsNum - len(sn)
	if residualLength <= 0 {
		return []rune(sn)
	}

	zeros := make([]rune, residualLength)
	for i := 0; i < len(zeros); i++ {
		zeros[i] = '0'
	}

	res := []rune{}
	res = append(res, zeros...)
	res = append(res, []rune(sn)...)

	return res
}

// Strtoi is a wrapper of strconv.Atoi().
// If strconv.Atoi() returns an error, Strtoi calls panic.
func Strtoi(s string) int {
	if i, err := strconv.Atoi(s); err != nil {
		panic(errors.New("[argument error]: Strtoi only accepts integer string"))
	} else {
		return i
	}
}

// PrintIntsLine returns integers string delimited by a space.
func PrintIntsLine(A ...int) string {
	res := []rune{}

	for i := 0; i < len(A); i++ {
		str := strconv.Itoa(A[i])
		res = append(res, []rune(str)...)

		if i != len(A)-1 {
			res = append(res, ' ')
		}
	}

	return string(res)
}

// PrintIntsLine returns integers string delimited by a space.
func PrintInts64Line(A ...int64) string {
	res := []rune{}

	for i := 0; i < len(A); i++ {
		str := strconv.FormatInt(A[i], 10) // 64bit int version
		res = append(res, []rune(str)...)

		if i != len(A)-1 {
			res = append(res, ' ')
		}
	}

	return string(res)
}

// PrintDebug is wrapper of fmt.Fprintf(os.Stderr, format, a...)
func Pri

C++: // template {{{
#include <bits/stdc++.h>
#define rep(i,n) for(int i=0; i<(int)(n); ++i)
using namespace std;
typedef long long ll;

#ifdef local
#include "contest.h"
#else
#define dump(x) 
#endif

class range {
    struct iterator {
        int val, inc;
        int operator*() {return val;}
        bool operator!=(iterator& rhs) {return val < rhs.val;}
        void operator++() {val += inc;}
    };
    iterator i, n;
    public:
    range(int e) : i({0, 1}), n({e, 1}) {}
    range(int b, int e) : i({b, 1}), n({e, 1}) {}
    range(int b, int e, int inc) : i({b, inc}), n({e, inc}) {}
    iterator& begin() {return i;}
    iterator& end() {return n;}
};

const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};
inline bool valid(int x, int w) { return 0 <= x && x < w; }

void iostream_init() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.setf(ios::fixed);
    cout.precision(12);
}
//}}}

int main(){
    iostream_init();
    int n;
    cin >> n;
    if(n == 0 || n == 2) {
        cout << 1 << endl;
    } else if(n == 1) {
        cout << 2 << endl;
    } else {
        cout << 0 << endl;
    }
    return 0;
}

/* vim:set foldmethod=marker: */

C++: #include<cstdio>
#define a(b)printf("%d\n",b)
int n;main(){scanf("%d",&n);if(n==1){a(2);}else if(n<3){a(1);}else{a(0);}}

C++: #include <bits/stdc++.h>

using namespace std;

int main(){
  int n; cin >> n;
  if(n==0 || n==2) cout << 1;
  else if(n==1) cout << 2;
  else cout << 0;
  cout << endl;
  
  return 0;
}

C++: #include <iostream>
using namespace std;
int main() {
    int n;cin>>n;
    if(n==0 || n==2) cout<<1<<endl;
    else if(n==1) cout<<2<<endl;
    else cout<<0<<endl;
}

C++: #include<cstdio>
main(){int n;scanf("%d",&n);printf("%d\n",n?n>3?0:3-n:1);}

C++: #include <bits/stdc++.h>
using namespace std;
#define int long long   // <-----!!!!!!!!!!!!!!!!!!!

#define rep(i,n) for (int i=0;i<(n);i++)
#define rep2(i,a,b) for (int i=(a);i<(b);i++)
#define rrep(i,n) for (int i=(n)-1;i>=0;i--)
#define rrep2(i,a,b) for (int i=(b)-1;i>=(a);i--)
#define all(a) (a).begin(),(a).end()

typedef long long ll;
typedef pair<int, int> P;
typedef tuple<int, int, int> TUPLE;
typedef vector<int> V;
typedef vector<V> VV;
typedef vector<VV> VVV;

signed main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(0);

    int n;
    cin >> n;
    if (n >= 3)         cout << 0 << endl;
    else if (n == 1)    cout << 1 << endl;
    else                cout << 2 << endl;
}

C++: #include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for (int (i)=(0);(i)<(int)(n);++(i))
using ll = long long;
using P = pair<ll, ll>;
using namespace std;

template<class t> void vin(vector<t>& v, int n) {
    v.resize(n);
    for (int i = 0; i < n; ++i) {
        cin >> v[i];
    }
}

int main() {
    int n;
    cin >> n;
    if (n == 0) puts("1");
    else if (n == 1) puts("2");
    else if (n == 2) puts("1");
    else puts("0");
    return 0;
}

C++: #include <iostream>
using namespace std;

int main() {

  long long int n;
  cin >> n;

  if ( ( n % 4 ) == 0 ) {
    cout << 1 << endl;
    return 0;
  }else if ( ( n % 4 ) == 1 ) {
    cout << 2 << endl;
    return 0;
  }else if ( ( n % 4 ) == 2 ) {
    cout << 1 << endl;
    return 0;
  }else if ( ( n % 4 ) == 3 ) {
    cout << 0 << endl;
    return 0;
  }

  return 0;

}

C++: #include<iostream>
using namespace std;

int main(){
  int n;
  
  cin>>n;

  if(n == 0) cout<<1<<endl;
  else if(n == 1) cout<<2<<endl;
  else if(n == 2)cout<<1<<endl;
  else cout<<0<<endl;

  return 0;
}

C++: #include <bits/stdc++.h>
using namespace std;

int main(){
    cin.tie(0);
    ios::sync_with_stdio(false);
    int n; cin >> n;
    if (n==1) cout << 2 << '\n';
    else if (n==0||n==2) cout << 1 << '\n';
    else cout << 0 << '\n';
}