#include <iostream>
#include <cstdint>

using namespace std;

int main()
{
	cin.tie(nullptr);
	ios::sync_with_stdio(false);

	uint32_t A, B, C;
	cin >> A >> B >> C;

	const auto X = (A * B + B * C + C * A) * 2, Y = A * B * C;
	if (X > Y) cout << "2\n";
	else cout << "3\n";

	return 0;
}