#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "settings/debug.cpp"
#else
  #define Debug(...) void(0)
#endif
#define rep(i, n) for (int i = 0; i < (n); ++i)
using ll = long long;
using ull = unsigned long long;

int main() {
  cin.tie(nullptr)->sync_with_stdio(false);
  string s;
  cin >> s;
  int x = stoi(s.substr(0, 3));
  x = (x + 5) / 10;
  if (x == 100) x = 10, s += 'x';
  cout << x / 10 << '.' << x % 10 << '*' << 10 << '^' << s.size() - 1 << '\n';
  return 0;
}