N = int(input())
M = int(input())

if M % 2 == 1:
    print("No")
elif N % 2 == 0 and M % 2 == 0:
    print("Yes")
elif N % 2 == 1:
    if M >= 10 and (M - 10) % 2 == 0:
        print("Yes")
    else:
        print("No")