Arithmetic/Logic Operators

Operator	Operation	Input Types 1)	Result Types 1)
+	addition	integer, real	integer, real
-	subtraction	integer, real	integer, real
*	multiplication	integer, real	integer, real
/	division	integer, real	real
=	equal	integer, real, boolean	boolean
<>	not equal	integer, real, boolean	boolean
<	less than	integer, real	boolean
<=	less equal	integer, real	boolean
>	greater	integer, real	boolean
>=	greater equal	integer, real	boolean
shl	shift left of integer variables (= multiply by 2)	integer	integer
shr	shift right of integer variables (= divide by 2)	integer	integer
div	integer division	integer	integer
mod	remainder of an integer division	integer	integer
not	negation	boolean	boolean
and	logic AND	boolean	boolean
or	logic OR	boolean	boolean
xor	exclusive OR	boolean	boolean

Hint:

The plus operator (+) has a second meaning for strings: it concatenates two strings to form a single one.

1)	Please note that the data type "real" is a placeholder and means either "single", "double", or "extended" depending on the declaration of the involved variables.