#include <iostream>
#include <algorithm>
#include <vector>
#include <cmath>
using namespace std;

int main(){
    string N;
    cin >> N;
    int N_decimal_round = (stoi(N.substr(0, 3)) * 2 / 10 + 1) / 2;
    if(N_decimal_round == 100){
        cout << "1.0*10^" << N.size() << endl;
    }else{
        cout << N_decimal_round / 10 << "." << N_decimal_round % 10 << "*10^" << N.size() - 1 << endl;
    }
}