# -*- coding: utf-8 -*-
def inpl(): return map(int, input().split())

A, B = inpl()
Q = [[A, B]]

c = 0
while Q:
    c += 1
    a, b = Q.pop()
    if a%2==0:
        na, nb = a//2, b-1
        if na == 0 and nb == 0:
            print("Yes")
            break
        
        if nb >= 0: # and (not searched[(na, nb)])
            Q.append([na, nb])
    
    if b%2==0:
        na, nb = a-1, b//2
        if na == 0 and nb == 0:
            print("Yes")
            break
        
        if na >= 0: # and (not searched[(na, nb)])
            Q.append([na, nb])

else:
    print("No")