s = input()
first3 = int(s[:3])
first3 += 10-int(s[2]) if int(s[2]) > 4 else -int(s[2])
num = len(s)-1 + (first3 == 1000)
first3 = str(first3)
print("{}.{}*10^{}".format(first3[0], first3[1], num))