#include <bits/stdc++.h>
using namespace std;

int main()
{
    int a, b;
    cin >> a >> b;

    long long t = 1LL * a * b;

    string s = to_string(abs(t));
    if( s.size() > 1 ) s = s.substr(2);
    cerr << t << endl << s << endl;

    bool f = false;
    for( auto c : s ) f |= (c != '0');

    if( !f ) cout << t / 10;
    else if( t < 1e8 ) cout << t;
    else cout << "E";
    cout << endl;

    return 0;
}