For example, a number is represented by 16 in a computer with byte =8bit, such as 000100011? ; 000 1 000 1 is a high byte, and 100 1 000 1 is a low byte. 000100011001b (or1191h)1/.

C language is a general computer programming language, which is widely used. The design goal of C language is to provide a programming language that can compile and process low-level memory in a simple way, generate a small amount of machine code and run without any support of running environment.