Basic data types for C languages

Source: Internet
Author: User

The program is inseparable from the data, there are two basic data types in C: integer type, floating-point type. For computers, the difference is in how they are stored.

1, Integer type

An integer type is a number that has no fractional part, such as 2,-23, 2345 are integers, 3.14, 0.22, and 2.00 are not integers. Integers are stored in a binary way on the computer. For example, in a 8-bit byte, the integer 7 is stored as

0 0 0 0 0 1 1 1

int type:

Long int type

Long Long int type

unsigned int type

unsigned long int type

unsigned long long int type

Basic data types for C languages

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