static int swapBits ( int x ) {
  int even_bits = x & 0xAAAAAAAA ;
  int odd_bits = x & 0x55555555 ;
  even_bits >>= 1 ;
  odd_bits <<= 1 ;
  return ( even_bits | odd_bits ) ;
}

static int swapBits ( int x ) { int even_bits = x & 0xAAAAAAAA ; int odd_bits = x & 0x55555555 ; even_bits >>= 1 ; odd_bits <<= 1 ; return ( even_bits | odd_bits ) ; }
(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: (binary_expression left: (identifier) right: (hex_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (hex_integer_literal)))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))) (return_statement (parenthesized_expression (binary_expression left: (identifier) right: (identifier))))))