def read_binary(s):
    return int(s, 2)

def get_exponents(n):
    exponents = []
    while n > 0:
        # Count trailing zeros
        b = 0
        while (n & 1) == 0:
            b += 1
            n >>= 1
        exponents.append(b)
        # Now, n is odd: n = 2a + 1
        a = (n - 1) // 2
        n = a
    return exponents

def compare_exponents(e1, e2):
    e1_sorted = sorted(e1, reverse=True)
    e2_sorted = sorted(e2, reverse=True)
    # Compare as if they are numbers in base infinity
    len1 = len(e1_sorted)
    len2 = len(e2_sorted)
    min_len = min(len1, len2)
    for i in range(min_len):
        a = e1_sorted[i]
        b = e2_sorted[i]
        if a < b:
            return -1
        elif a > b:
            return 1
    if len1 < len2:
        return -1
    elif len1 > len2:
        return 1
    else:
        return 0

def main():
    import sys
    input = sys.stdin.read().split()
    if len(input) < 2:
        print("No")
        return
    N_bin, M_bin = input[0], input[1]
    N = read_binary(N_bin)
    M = read_binary(M_bin)
    exponents_N = get_exponents(N)
    exponents_M = get_exponents(M)
    cmp = compare_exponents(exponents_N, exponents_M)
    if cmp < 0:
        print("Yes")
    else:
        print("No")

if __name__ == "__main__":
    main()