#include <fstream>
#include <vector>
using namespace std;
vector<char> r;
int q[2000005], t[2000005], a, b, n, p = 1, f = 1;
bool ok[2000005], c[2000005];
void read()
{
ifstream fin ("multiplu.in");
fin >> a >> b;
fin.close();
n = a * b;
if (b > a){
int aux = a;
a = b;
b = aux;
}
while(b){
int r = a % b;
a = b;
b = r;
}
n /= a;
q[1] = 1 % n;
c[1] = 1;
}
void solve()
{
if (n == 1){
r.push_back('1');
return;
}
while(p <= f){
int t1 = (q[p] * 10) % n;
int t2 = (q[p] * 10 + 1) % n;
if (t1 == 0){
r.push_back('0');
for (int i = p; i >= 1; i = t[i])
r.push_back(c[i] + '0');
return;
}
else if (t2 == 0){
r.push_back('1');
for (int i = p; i >= 1; i = t[i])
r.push_back(c[i] + '0');
return;
}
if (!ok[t1]){
ok[t1] = 1;
q[++f] = t1;
t[f] = p;
c[f] = 0;
}
if (!ok[t2]){
ok[t2] = 1;
q[++f] = t2;
t[f] = p;
c[f] = 1;
}
++p;
}
}
void write()
{
ofstream fout ("multiplu.out");
for (int i = r.size()-1; i >= 0; --i)
fout << r[i];
fout.close();
}
int main()
{
read();
solve();
write();
return 0;
}