from collections import deque

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

d = deque()
d.append((A, B))

while d:
    a, b = d.popleft()
    if a == b == 0:
        exit(print('Yes'))
    if a%2==0 and b%2==1:
        p, q = a//2, b-1
        d.append((p, q))
    elif a%2==1 and b%2==0:
        p, q = a-1, b//2
        d.append((p,q))
    elif a%2==0 and b%2==0:
        p, q = a//2, b-1
        d.append((p, q))
        p, q = a-1, b//2
        d.append((p, q))
    else:
        continue
print('No')