#pragma GCC target("avx")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")

#include<iostream>
#include<string>

using namespace std;
using i32 = int_fast32_t;
using i64 = int_fast64_t;
#define rep(i, n) for (i32 i = 0; i < (i32)(n); i++)
#define all(a) (a).begin(),(a).end()
#define rall(a) (a).rbegin(),(a).rend()
using P = pair<i64, i64>;

int main() {
    ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    string s;
    cin >> s;
    i32 k = 0;
    rep(i, 3) {
        k *= 10;
        k += s[i] - '0';
    }
    i32 f = 0;
    if (k % 10 < 5)
        f= (k / 10) * 10;
    else
        f = (k / 10 + 1) * 10;
    string K = to_string(f);
    string j = to_string(k);
    i32 sz = s.size() - 1;
    if(K.size() != j.size())sz++;
    cout << K[0] << "." << K[1] << "*10^" << sz << endl;
}