#include <bits/stdc++.h>
using namespace std;

int main() {
	string n;
	cin >> n;
	int a = n[0] - '0';
	int b = n[1] - '0';
	if (n[2] - '0' >= 5) {
		if (b == 9) {
			b = 0;
			a++;
		}
		else {
			b++;
		}
	}
	int c = n.size() - 1;
	if (a == 10) {
		a = 1;
		c++;
	}
	cout << fixed;
	cout <<setprecision(1) << a << '.' << b << "*10^" << c << endl;

	return 0;
}