Are the parentheses in a return statement mandatory?

Answer: No. The formal syntax of a return statement is

return expression ;

But it's legal to put parentheses around any expression, of course, whether they're needed or not.

Are the parentheses in a return statement mandatory?

Answer: No. The formal syntax of a return statement is

return expression ;

But it's legal to put parentheses around any expression, of course, whether they're needed or not.

An expression contains relational, assignment and arithmetic operators. If Parenthesis are not present, the order will be

a. Assignment, arithmetic, relational
b. Relational, arithmetic, assignment
c. Assignment, relational, arithmetic
d. Arithmetic, relational, assignment