Numeric variables

GS undefined Numeric variables are variables that contain numbers and can be supposed to arithmetic opperations.

Numeric variable types

 * The integer declares variables numeric variables whose value may range between -32768 and 32767. It is the most used type because in programming exercises the variables are usually not bigger than 32767 or smaller than -32768.
 * The shortint (short integer) variables can range between -128 and 127.
 * The longint (long integer) variables can range between -2147483648 and 2147483647.
 * The byte variables can range between 0 and 255. They are called so because they take exactly 1 byte of memory.
 * The word variables are less often used and can range between 0 and 65535. Word is usually used when you need an integer that will (or should) never be negative.

Operations with numeric variables
Also see operations with variables.