using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;

class TEST{
	static void Main(){
		Sol mySol =new Sol();
		mySol.Solve();
	}
}

class Sol{
	public void Solve(){
		// magic : in 7 out 1
		// in1 : in 1 out 7
		// in2 : in 2 out 8
		// in3 : in 3 out 9
		// in4 : in 10 out 0
		// in5 : in 5 out 5
		// in6 : in 6 out 6
		// in7 : in 4 out 4 
		// in8 : in 8 out 2
		// in9 : in 9 out 3
		int[] A = {114514,7,8,9,4,5,6,1,2,3,0};
		Console.WriteLine(A[N]);
	}
	int N;
	public Sol(){
		N = ri();
	}

	static String rs(){return Console.ReadLine();}
	static int ri(){return int.Parse(Console.ReadLine());}
	static long rl(){return long.Parse(Console.ReadLine());}
	static double rd(){return double.Parse(Console.ReadLine());}
	static String[] rsa(char sep=' '){return Console.ReadLine().Split(sep);}
	static int[] ria(char sep=' '){return Array.ConvertAll(Console.ReadLine().Split(sep),e=>int.Parse(e));}
	static long[] rla(char sep=' '){return Array.ConvertAll(Console.ReadLine().Split(sep),e=>long.Parse(e));}
	static double[] rda(char sep=' '){return Array.ConvertAll(Console.ReadLine().Split(sep),e=>double.Parse(e));}
}