(  ( CLASS_DEF (line 1)  ( MODIFIERS (line 1)  "public" (line 1)  ) "C" (line 1)  EXTENDS_CLAUSE (line -1)  IMPLEMENTS_CLAUSE (line -1)  ( OBJBLOCK (line 2)  ( METHOD_DEF (line 2)  ( MODIFIERS (line 2)  "public" (line 2)  "static" (line 2)  ) ( TYPE (line 2)  "void" (line 2)  ) "main" (line 2)  ( PARAMETERS (line -1)  ( PARAMETER_DEF (line -1)  MODIFIERS (line -1)  ( TYPE (line 2)  ( ARRAY_DECLARATOR (line 2)  "String" (line 2)  ) ) "args" (line 2)  ) ) ( SLIST (line 2)  ( EXPR (line 3)  ( METHOD_CALL (line 3)  ( DOT (line 3)  ( DOT (line 3)  "System" (line 3)  "out" (line 3)  ) "println" (line 3)  ) ( ELIST (line 3)  ( EXPR (line 3)  (STRING_LITERAL "Hello World!") (line 3)  ) ) ) ) ) ) ) ) )