#include <boost/multiprecision/cpp_int.hpp>
#include <iostream>
namespace mp = boost::multiprecision;
using namespace std;
int main()
{
mp::cpp_int u;
mp::cpp_int v;
mp::cpp_int z;
cin>>u>>v;
z=u*v;
cout<<z<<endl;
return 0;
}
I2luY2x1ZGUgPGJvb3N0L211bHRpcHJlY2lzaW9uL2NwcF9pbnQuaHBwPgojaW5jbHVkZSA8aW9zdHJlYW0+Cm5hbWVzcGFjZSBtcCA9IGJvb3N0OjptdWx0aXByZWNpc2lvbjsKdXNpbmcgbmFtZXNwYWNlIHN0ZDsKaW50IG1haW4oKQp7CiAgICBtcDo6Y3BwX2ludCB1OwogICAgbXA6OmNwcF9pbnQgdjsKICAgIG1wOjpjcHBfaW50IHo7CiAgICBjaW4+PnU+PnY7CiAgICB6PXUqdjsKICAgIGNvdXQ8PHo8PGVuZGw7CiAgICByZXR1cm4gMDsKfQo=