static int findNumber ( int n ) {
  String s = constructString ( n - 1 ) ;
  int num = binaryToDecimal ( s ) ;
  return num ;
}

static int findNumber ( int n ) { String s = constructString ( n - 1 ) ; int num = binaryToDecimal ( s ) ; return num ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (decimal_integer_literal)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (identifier))))) (return_statement (identifier))))