#include <iostream>
using namespace std;

int main() {
	double a;
	double b;
	double c;
	
	a = 100000000000;
	b = 0;
	c = a/b;
	cout << c << endl;
	
	a = 5.13e+363;
	b = 4.76e+116;
	c = a*b;
	cout << c << endl;
	
	return 0;
}