N_str = input()
M_str = input()

if len(N_str) > 1000 or len(M_str) > 1000:
    print("Please enter numbers with less than 1001 digits.")
    exit()

N = int(N_str)
M = int(M_str)

total = 100*N + 10*M

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