# -*- coding: utf-8 -*-
from math import log10,floor
from decimal import *
s = input()

k = len(s)-1
x = int(s[:3])
x /= 100
x = float(Decimal(str(x)).quantize(Decimal("1.0")))

if x>=10.0:
    x /= 10
    k += 1

print("{}*10^{}".format(x,k))