#include<iostream>
#include<cstdio>
#include<cctype>
#include<string.h>
#include<math.h>
#include<cmath>
#include<algorithm>
#include<iomanip>
using namespace std;
int main()
{
	int a,b;
	cin>>a>>b;
	if(a>=10&&b>=20)
	{
		cout<<"1";
	}
	else
	{
		cout<<"0";
	} 
	return 0;
}