#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using ul = unsigned long;

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    string n;
    cin >> n;

    int ni = (stoi(n.substr(0, 3)) + 5) / 10;
    int e = n.size() - 1;
    double d = ni;
    if (ni < 100)
        d /= 10.0;
    else
    {
        d /= 100.0;
        ++e;
    }

    stringstream res;
    res << fixed << setprecision(1) << d;
    res << "*10^" << to_string(e);

    cout << res.str() << "\n";

    return 0;
}