Operator Priority in the C Programming Language and other stuff

Priority	Symbol
1	++
1	—
1	()
2	!
2	(typecast)
3	*
3	/
3	%
4	+
4	–
5	<, <=
5	>, >=
6	==, !=
7	&&
8	||
9	all assignment operators

One restriction on the switch expression is that it must evaluate to an integral type (int, char, short, long, long long, or enum).

Ternary operators instead of if / then / else: condition ? do something : do something else;