Computers are building blocks

The whole process of computer software and hardware development is the process of building blocks. With the increasing number of human needs and problems discovered, a series of seemingly complicated "inferences" or "theorems" have been formed. The beating of electrons.

The abacus is actually the best computer representative, and the rules are set: "the top is 5, the bottom is 1, decimal", the memory and hard disk are combined, and the instruction set is concise.