# copy from https://yukicoder.me/submissions/306024
i = input()
n= len(i)-1

import math
def my_round(x, d=0):
    p = 10 ** d
    return float(math.floor((x * p) + math.copysign(0.5, x)))/p

t = int(i[:3])/100

t = my_round(t,1)

if t == 10:
    t = t/10
    n += 1

print(str(t)+'*10^'+str(n))