I learned to write code in C ++ programming course. I learned the basic programming learned to compare the difference of the compiler and compile programs. Know input information to a computer is a real number. The number system is used to assist in managing the computer system or computer data in ASCII code represent the most number system used in computers. The binary system and hexadecimal it must have been such a binary system to calculate the results. The mathematical operations throughout the changing binary system. In order to understand the system of a computer to process the data with computer data will be imported as a sequence of bits (Bit) or binary before.