N = input()
L = len(N) - 1
a = int(N[0])
if int(N[2]) <= 4:
    b = int(N[1])
else:
    b = int(N[1]) + 1
    if b == 10:
        a += 1
        b = 0
        if a == 10:
            a = 1
            L += 1
print('{}.{}*10^{}'.format(a,b,L))