def calc(A,B):
    def _(num):
        n = 0
        _num = num
        while _num and not _num % 10:
            n+=1
            _num//=10
        return 1 <= n <= 9 and not num % 100
    ans = str(A * B)
    minus = ans[0] == "-"
    if minus:
        ans = ans[1:]
    if _(A) and _(B):
        if ans[-1] == "0":
            ans = ans[:-1]
    else:
        if len(ans) > 8:
            ans = "E"
    if ans != "E" and minus:
        ans = "-" + ans
    return ans

A,B = map(int,input().split())
print(calc(A,B))