def bitwise_dot(s: str, t: str) -> str:
    length = len(s)
    res = 0
    for i in range(length):
        res += (int(s[i]) * int(t[i]))
    return str((res % 2))
def bitwise_dot(s: str, t: str) -> str:
    length = len(s)
    res = 0
    for i in range(length):
        res += (int(s[i]) * int(t[i]))
    return str((res % 2))