def main():
    N = input()

    rnd = lambda x: (x * 2 + 1) // 2
    n = len(str(N))
    ab = rnd(int(N[:3]) / 10) / 10
    if ab == 10:
        ab = 1.0
    else:
        n -= 1
    print(str(ab) + '*10^' + str(n))

main()