#include "bits/stdc++.h"
using namespace std;
#define FOR(i,a,b) for(int i =(a);i<(b);i++)
#define REP(i,n) for(int i=0;i<(n);i++)
#define RREP(i,n) for(int i=(n)-1;i>=0;i--)
#define REPS(i,n) for(int i=1;i<=(n);i++)
#define RREPS(i,n) for(int i=(n);i>0;i--)
#define mp make_pair
#define pb(a) push_back(a)
typedef long long ll;

int main(){
  string N;
  cin >> N;
  int c = N.length() - 1;
  int a = stoi(N.substr(0,2));
  if(N[2] >= '5'){
    a++;
    if(a == 100){
      a = 10;
      c++;
    }
  }
  printf("%d.%d*10^%d\n",a/10,a%10,c);
  return 0;
}