import java.util.Scanner;
public class AltifLiad {

    public static void main(String[] args) {
        int num=6789;
        System.out.println(Bigger(num));
    }
    public static boolean Bigger(int num)
    {
        if(num<10)
            return (num>5);

        return(num%10>5&&Bigger(num/10));


    }
}