#31368: python 找不到問題所在,測試都是沒問題的


bowon.lin@gmail.com (柏宇練習中)


from math import log
while True:
    try:
        n=int(input())
        if log(n,2)%1==0:
            print("Yes")
        else:
            print("No")
    except EOFError:
        break
#37874: Re: python 找不到問題所在,測試都是沒問題的


qscfth374@gmail.com (._.)


from math import log
while True:
    try:
        n=int(input())
        if log(n,2)%1==0:
            print("Yes")
        else:
            print("No")
    except EOFError:
        break

log的domain是(0, \inf)

測資可能有0,所以math domain error