public static void main ( String [ ] args ) {
  int n = 4 ;
  int roots [ ] = {
    - 1 , 2 , - 3 , 7 };
    vietaFormula ( roots , n ) ;
  }
  
public static void main ( String [ ] args ) { int n = 4 ; int roots [ ] = { - 1 , 2 , - 3 , 7 } ; vietaFormula ( roots , 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: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) dimensions: (dimensions) value: (array_initializer (unary_expression operand: (decimal_integer_literal)) (decimal_integer_literal) (unary_expression operand: (decimal_integer_literal)) (decimal_integer_literal)))) (expression_statement (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier))))))