static int reverse ( int n ) {
  int rev = 0 ;
  while ( n != 0 ) {
    rev = ( rev * 10 ) + ( n % 10 ) ;
    n /= 10 ;
  }
  return rev ;
}

static int reverse ( int n ) { int rev = 0 ; while ( n != 0 ) { rev = ( rev * 10 ) + ( n % 10 ) ; n /= 10 ; } return rev ; }
(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))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) body: (block (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal)))))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))))) (return_statement (identifier))))