#!/usr/bin/env pypy3

import math


def parse(n):
    c = int(math.log10(n))
    ab = n / (10 ** c)
    if ab > 9.99:
        ab = 1.0
        c += 1
    return ab, c


def main():
    n = int(input())
    ab, c = parse(n)
    print("{:.1f}*10^{}".format(ab, c))


if __name__ == '__main__':
    main()