#include<iostream>

using namespace std;



double js1(double a){
	a = 0.5*a;
	return a;
}

double js2(double a){
	a = 0.5*a+0.5;
	return a;
}

int main(){
	double a,b;
	cin>>a>>b;
//	cout<<a<<" "<<b<<endl;
//	string str = "";
	while(abs(a-b)>0.0001){
		double k1 = js1(a);
		double k2 = js2(a);
//		cout<<k1<<" "<<k2<<endl;
		if(a == k1){
				a = k2;
				cout<<2;
			}
		else if(a == k2){
				a = k1;
				cout<<1;
			}
		else if(abs(k1-b)>abs(k2-b)){
				a = k2;
				cout<<2;
			}
		else{
			a = k1;
			cout<<1;
		}
	}
//	cout<<"a";
//	cout<<str;
	return 0;
}