private static long pow ( int a , int b ) {
  if ( b == 0 ) {
    return 1 ;
  }
  if ( b % 2 == 0 ) {
    long temp = pow ( a , b / 2 ) ;
    return temp * temp ;
  }
  return a * pow ( a , b - 1 ) ;
}

private static long pow ( int a , int b ) { if ( b == 0 ) { return 1 ; } if ( b % 2 == 0 ) { long temp = pow ( a , b / 2 ) ; return temp * temp ; } return a * pow ( a , b - 1 ) ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (block (return_statement (decimal_integer_literal)))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))) consequence: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (identifier) right: (decimal_integer_literal)))))) (return_statement (binary_expression left: (identifier) right: (identifier))))) (return_statement (binary_expression left: (identifier) right: (method_invocation name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (identifier) right: (decimal_integer_literal))))))))