Blockchain, Smart Contracts, Database, Electrical Engineering.
inputs: A, B. It has two outputs: S, C. The top gate is a NOR (inverted OR). The bottom gate is a simple AND. S is computed as S = A NOR B. C is computed as A AND B. Written more compactly: S=!(A|B); C=A*B. You can also write this circuit’s functionality as a truth table: for each combination of