static public void main ( String [ ] args ) {
  GFG obj = new GFG ( ) ;
  int n = 4 ;
  int [ ] arr = {
    0 , 1 , 9 , 3 , 9 };
    obj . sum ( arr , n ) ;
  }
  
static public void main ( String [ ] args ) { GFG obj = new GFG ( ) ; int n = 4 ; int [ ] arr = { 0 , 1 , 9 , 3 , 9 } ; obj . sum ( arr , n ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_initializer (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal)))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (identifier))))))