Mid-term #1, problem 6 solution: A solution to the last problem on the first mid-term exam.
74LS83A datasheet (4-bit adder)
74LS157 datasheet (multiplexer)
74LS86 datasheet (XOR)
74LS273 datasheet (flip-flops)
74LS04 datasheet (NOT gates)
74LS08 datasheet (AND gates)
74LS32 datasheet (OR gates)