#include <string>
#include <iostream>
#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++;
    N = to_string(numberN);
  }

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


  return 0;
}