#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <numeric>
#include <math.h>

using namespace std;

#define REP(i,n)	for(int i=0;i<(n);++i)
#define REPS(i,s,t)	for(int i=(s);i<(t);++i)

#define INF 		2000000007
#define MOD			1000000007
#define MAX 		100005


typedef unsigned int 			uint;
typedef unsigned long long int	ull;
typedef long long int ll;

//uint dp[MAX];

int main(){
	string N;cin>>N;
	
	int keta = N.size()-1;
	int a = (N[0]-'0')*100 + (N[1]-'0')*10 + ((N[2]-'0')>=5 ? 10 : 0);
	float b = 1.0*a/100;
	if(b>=10){b/=10;keta++;}
	//cout << b << '^' << keta << endl;
	printf("%0.1f*10^%d\n",b,keta);
	
	return 0;
}