#include <string>
#include <iostream>
#include <algorithm>
using namespace std;
int main() {
long Limak,Bob;
long years=0;
cin >> Limak >> Bob;
while (Bob >= Limak) {
Limak = Limak * 3;
Bob = Bob * 2;
years++;
}
std::cout << years << endl;
return 0;
}
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