#include <bits/stdc++.h>
using namespace std;
void Solve() {
  string s;
  cin >> s;
  long long pos0 = 0;
  while (pos0 < s.length() && s[pos0] == '0') pos0++;
  s.erase(s.begin(), s.begin() + pos0);
  if (s.find('.') != -1) {
    auto it = s.end();
    it--;
    while (it != s.end() && *it == '0') it--;
    if (it == s.end())
      s = "";
    else
      s.erase(++it, s.end());
  }
  if (s.length() == 0 || (s.length() == 1 && s[0] == '.')) {
    cout << 0;
    return;
  }
  long long e = 0;
  while (e < s.length() && s[e] != '.') e++;
  e--;
  if (e < 0) {
    while (-e < s.length() && s[-e] == '0') e--;
  }
  for (auto it = s.begin(); it != s.end(); it++) {
    if (*it == '.') {
      s.erase(it);
      break;
    }
  }
  pos0 = 0;
  while (pos0 < s.length() && s[pos0] == '0') pos0++;
  s.erase(s.begin(), s.begin() + pos0);
  auto it = s.end();
  it--;
  while (it != s.end() && *it == '0') it--;
  if (it == s.end())
    s = "";
  else
    s.erase(++it, s.end());
  cout << s[0];
  if (s.length() > 1) cout << '.';
  for (long long i = 1; i < s.length(); i++) cout << s[i];
  if (e != 0) cout << 'E' << e;
}
signed main() {
  ios_base::sync_with_stdio(0);
  cin.tie();
  Solve();
  return 0;
}
