CodePudding user response:

switch

CodePudding user response:

Followed by curly braces have enclosed case judgment

CodePudding user response:

Six basic play well, the compiler explicitly pointed out

CodePudding user response:

Behind the two problems: the switch can't add a semicolon; And the back of the case not even otherwise, the second, the need to increase the parentheses after the switch, enclosed ~ all the case