4.5.6 boolean operations

and

logical and, may also be written as &&

or

logical or, may also be written as ||

not

logical not, may also be written as !

The precedence of the boolean operations is:

1. parentheses
2. comparisons
3. not
4. and
5. or

Example:

(1>2) and 3; ==> 0 1 > 2 and 3; ==> 0 ! 0 or 1; ==> 1 !(0 or 1); ==> 0