#include <iostream>

using namespace std;

void solve()
{
	int Num = 0;
	double mass = 0;
	double height = 0;
	bool flag = false;
	while(scanf("%d,%lf,%lf", &Num, &mass, &height))
	{
		if(mass / height / height >= 25)
		{
			cout << Num << endl;
			flag = true;
		}
	}
	if(!flag)
	{
		cout << "ツ該ツ督鳴づ按つオ" << endl;
	}
}

int main()
{
	solve();
	return(0);
}