static int highestPowerOf2 ( int n ) {
  return ( n & ( ~ ( n - 1 ) ) ) ;
}

static int highestPowerOf2 ( int n ) { return ( n & ( ~ ( n - 1 ) ) ) ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (return_statement (parenthesized_expression (binary_expression left: (identifier) right: (parenthesized_expression (unary_expression operand: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))))))))))