#include<iostream>
#include<string>
#include<math.h>

using namespace std;

int main() {

	int A, B;
	cin >> A >> B;
	if (A%100==0 && B%100==0 ) {
		string astr = to_string(A);
		string bstr = to_string(B);
		int size = 0;
		if (A<0 || B<0) size = astr.size() + bstr.size() - 3;
		else  size = astr.size() + bstr.size() - 2;
		while (A>=10 || A<=-10) {
			A /= 10;
		}
		while (B>=10 || B<=-10) {
			B /= 10;
		}
		int ans = A * B;
		cout << ans;
		for (int i = 0;i < size-1;i++) {
			cout << 0;
		}

		return 0;
	}
	else {
		string abstr = to_string(A*B);
		if (abstr.size()>8)cout << 'E' << endl;
		else cout << A * B << endl;
	}

	return 0;
}