#!/usr/bin/env python
# -*- coding: utf-8 -*-

import sys
from collections import deque
import heapq
from collections import Counter
import math

# ------------------------------------------------------
class IN:
    @staticmethod
    def singleInt():
        return int(input())

    @staticmethod
    def singleStr():
        return input()

    @staticmethod
    def listInt():
        return list(map(int, input().split()))

    @staticmethod
    def listStr():
        return input().split()
# ------------------------------------------------------

print = lambda s: sys.stdout.write(str(s) + "\r\n")

def contain(c, x):
    return (x in c)

def str_reverse(s):
    return s[::-1]

def ctoi(c):
    return int.from_bytes(c.encode(), byteorder='big')
def itoc(x):
    return x.to_bytes((x.bit_length() + 7) // 8, byteorder='big').decode()

INF = 1001001001001001001
MOD = 1000000007
# ------------------------------------------------------


if __name__ == '__main__':
    N = IN.singleStr()
    c = len(N) - 1
    a = int(N[0:3])
    if a % 10 >= 5:
        a += 10
    b = a % 100 // 10
    a = a // 100
    if a == 10:
        a = 1
        b = 0
        c += 1
    print("%d.%d*10^%d" % (a, b, c))