#include<iostream>
using namespace std;
int main()
{
	int num;
	double weight,height;
	bool f=true;
	while(scanf("%d,%lf,%lf",&num,&weight,&height)!=EOF){
		if(weight/(height*height) >= 25){
			f = false;
			cout << num << endl;
		}
	}
	if(f) cout <<"ツ該ツ督鳴づ按つオ" << endl;
	return 0;
}