#include<iostream>
#include<cstdlib>
#include<string>
#include<cstdio>

using namespace std;

int main() {
    string N;
    int a;
    double NumberN;

    cin >> N;
    a = N.size()-1;
    NumberN = int(N[0] - '0') * 10 + int(N[1] - '0');

    if(int(N[2]-'0') >= 5)    NumberN++;

    if(NumberN < 100)
        printf("%.1f*10^%d\n",NumberN/10,a);
    else
        printf("%.1f*10^%d\n",NumberN/100,a+1);
    return 0;
}