#include <bits/stdc++.h>
using namespace std;
template <typename A, typename B>
string to_string(pair<A, B> p);
template <typename A, typename B, typename C>
string to_string(tuple<A, B, C> p);
template <typename A, typename B, typename C, typename D>
string to_string(tuple<A, B, C, D> p);
string to_string(const string &s) { return '"' + s + '"'; }
string to_string(char ch) {
  string s;
  s += ch;
  return s;
}
string to_string(const char *s) { return to_string((string)s); }
string to_string(bool b) { return (b ? "true" : "false"); }
string to_string(vector<bool> v) {
  bool first = true;
  string res = "{";
  for (int i = 0; i < static_cast<int>(v.size()); i++) {
    if (!first) {
      res += ", ";
    }
    first = false;
    res += to_string(v[i]);
  }
  res += "}";
  return res;
}
template <size_t N>
string to_string(bitset<N> v) {
  string res = "";
  for (size_t i = 0; i < N; i++) {
    res += static_cast<char>('0' + v[i]);
  }
  return res;
}
template <typename A>
string to_string(A v) {
  bool first = true;
  string res = "{";
  for (const auto &x : v) {
    if (!first) {
      res += ", ";
    }
    first = false;
    res += to_string(x);
  }
  res += "}";
  return res;
}
template <typename A, typename B>
string to_string(pair<A, B> p) {
  return "(" + to_string(p.first) + ", " + to_string(p.second) + ")";
}
template <typename A, typename B, typename C>
string to_string(tuple<A, B, C> p) {
  return "(" + to_string(get<0>(p)) + ", " + to_string(get<1>(p)) + ", " +
         to_string(get<2>(p)) + ")";
}
template <typename A, typename B, typename C, typename D>
string to_string(tuple<A, B, C, D> p) {
  return "(" + to_string(get<0>(p)) + ", " + to_string(get<1>(p)) + ", " +
         to_string(get<2>(p)) + ", " + to_string(get<3>(p)) + ")";
}
void debug_out() { cerr << endl; }
template <typename Head, typename... Tail>
void debug_out(Head H, Tail... T) {
  cerr << " " << to_string(H);
  debug_out(T...);
}
string get_stringA(string &a) {
  int n = ((long long)a.size());
  int nonzero_id = n - 1;
  42;
  for (int i = n - 1; i >= 0; i--) {
    42;
    if (a[i] == '.' || a[i] == '0') {
    } else {
      nonzero_id = i;
      break;
    }
  }
  return a.substr(0, nonzero_id + 1);
}
string get_stringB(int b) {
  string ans = "";
  if (b == 0) {
  } else {
    ans += 'E';
    ans += to_string(b);
  }
  return ans;
}
void process_no_dot(string &s, int b, string &ans) {
  int n = ((long long)s.size());
  int nonzero_id = n;
  for (int i = 0; i < n; i++) {
    if (s[i] != '0') {
      nonzero_id = i;
      break;
    }
  }
  assert(nonzero_id < n);
  s = s.substr(nonzero_id, n - nonzero_id);
  n = ((long long)s.size());
  string a = to_string(s[0]) + "." + s.substr(1, n - 1);
  b += n - 1;
  ans = get_stringA(a);
  ans += get_stringB(b);
}
void solve() {
  string s;
  cin >> s;
  int n = ((long long)s.size());
  int dot_id = -1;
  for (int i = 0; i < n; i++) {
    if (s[i] == '.') {
      dot_id = i;
    }
  }
  string ans;
  if (dot_id == -1) {
    process_no_dot(s, 0, ans);
  } else {
    string news;
    for (int i = 0; i < n; i++) {
      if (s[i] != '.') {
        news += s[i];
      }
    }
    process_no_dot(news, -(n - 1 - dot_id), ans);
  }
  cout << ans << "\n";
}
int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  int t = 1;
  for (int tc = 1; tc <= t; tc++) {
    solve();
  }
}
