#include<bits/stdc++.h>
using namespace std;
int main()
{
	int a,b;cin>>a>>b;
	if(a>= 10||b>=20) cout<<1;
	else cout<<0;
	return 0;
}

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int a,b;
	cin>>a>>b;
	if(a/10>=1 or b/20>=1)
	{
		cout<<"1";
	}
	else
	{
		cout<<"0";
	}
	return 0;
}

#include<bits/stdc++.h> using namespace std; int main() { int a,b; cin>>a>>b; if(a>=10||b>=20) { cout<<1; } else { cout<<0; } return 0; }