class PariEDispari{

    public static boolean pari( int p ){
    
        assert p >= 0;
        
        return  p == 0 || dispari( p - 1 ); 
    }

    public static boolean dispari( int d ){
    
        assert d >= 0;
        
        return  d != 0 && pari( d - 1 ); 
    }

    public static void main( String[] aaa ) {

        System.out.println( pari( Integer.parseInt( aaa[ 0 ] ) ) );
    }
}