#include<bits/stdc++.h> using namespace std; int main(){ int a1,a2; cin>>a1>>a2; if(a1>=10&&a2>=20){ cout<<1<<endl; return 0; }else if(a1>=10){ cout<<1<<endl; return 0; }else if(a2>=20){ cout<<1<<endl; return 0; }else{ cout<<0<<endl; } }