Long integer: 4 bytes.
Single precision floating point number: 4 bytes.
Double precision floating point number: 8 bytes.
Character type: 1 byte.
Example:
int a; //basic integer
long int b; //Long integer
char c; //Character type
Floating d; //Single precision floating-point type
Double e; //Double precision floating-point type
char s[20]; //Character array or string type