#include <iostream>
using namespace std;

int main() {
	int h, t;
	cin >> h >> t;
	int count = 0;

	if ((1 < h && h < 100) && (1 < t && t < 100)) {

		while (h >= t) {
			count++;
			t += t;
		}
		cout << count;

	}

	return 0;
}