def main():
    N = int(input())

    rnd = lambda x: (x * 2 + 1) // 2
    n = len(str(N))
    ab = rnd(N / (10 ** (n - 2))) / 10
    if ab < 10:
        print(str(ab) + '*10^' + str(n - 1))
    else:
        print('1.0*10^' + str(n))

main()