(4) Design a sequential circuit that outputs 2's complement of a bit sequence. The bit sequence will be given to the circuit in reverse order. For instance, if the given bit sequence is 0010101000,...

Extracted text: (4) Design a sequential circuit that outputs 2's complement of a bit sequence. The bit sequence will be given to the circuit in reverse order. For instance, if the given bit sequence is 0010101000, the circuit should output 1101011000.