def compare(n_str, m_str):
    def get_exponents(s):
        exponents = []
        while s:
            i = s.rfind('1')
            if i == -1:
                break
            trailing_zeros = len(s) - 1 - i
            exponents.append(trailing_zeros)
            s = s[:i]
            if s:
                s = bin(int(s, 2) - 1)[2:]
        return exponents

    e_n = get_exponents(n_str)
    e_m = get_exponents(m_str)

    e_n_rev = list(reversed(e_n))
    e_m_rev = list(reversed(e_m))

    max_len = max(len(e_n_rev), len(e_m_rev))
    for i in range(max_len):
        a = e_n_rev[i] if i < len(e_n_rev) else -1
        b = e_m_rev[i] if i < len(e_m_rev) else -1
        if a < b:
            return True
        elif a > b:
            return False
    return len(e_n_rev) < len(e_m_rev)

n_bin = input().strip()
m_bin = input().strip()

if n_bin == '0' and m_bin == '0':
    print("No")
elif compare(n_bin, m_bin):
    print("Yes")
else:
    print("No")