Error(s):

(11:4) A namespace cannot directly contain members such as fields or methods
(28:16) Expected class, delegate, enum, interface, or struct
(28:28) Expected class, delegate, enum, interface, or struct
(30:23) Expected class, delegate, enum, interface, or struct
(31:13) Expected class, delegate, enum, interface, or struct
(31:25) Expected class, delegate, enum, interface, or struct
(32:16) Expected class, delegate, enum, interface, or struct
(36:4) A namespace cannot directly contain members such as fields or methods
(37:3) Type or namespace definition, or end-of-file expected