#include<bits/stdc++.h>
using namespace std;
int main(){
  string sNum;
  cin >> sNum;
  assert(sNum.size() >= 3);
  int a = (sNum[0] - '0')*10 + (sNum[1] - '0');
  if((sNum[2] - '0')>=5)a++;
  if(a >= 100){
    cout << "1.0*10^"<<sNum.size()<<endl;
  }else{
    cout <<(float)a/10<< "*" <<"10^"<< sNum.size() -1 << endl;
  }
   return 0;
}