static int countNumbers ( int n ) {
  int k = 0 ;
  int count = 0 ;
  while ( n > 0 ) {
    if ( ( n & 1 ) == 0 ) count += ( int ) ( Math . pow ( 2 , k ) ) ;
    k += 1 ;
    n >>= 1 ;
  }
  return count ;
}

static int countNumbers ( int n ) { int k = 0 ; int count = 0 ; while ( n > 0 ) { if ( ( n & 1 ) == 0 ) count += ( int ) ( Math . pow ( 2 , k ) ) ; k += 1 ; n >>= 1 ; } return count ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) 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) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (decimal_integer_literal))) consequence: (expression_statement (assignment_expression left: (identifier) right: (cast_expression type: (integral_type) value: (parenthesized_expression (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal) (identifier)))))))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))))) (return_statement (identifier))))