static long pow ( long a , long p ) {
  if ( p == 0 ) return 1 ;
  else if ( p % 2 == 0 ) {
    long d = pow ( a , p / 2 ) ;
    return d * d % mod ;
  }
  else return pow ( a , p - 1 ) * a % mod ;
}

static long pow ( long a , long p ) { if ( p == 0 ) return 1 ; else if ( p % 2 == 0 ) { long d = pow ( a , p / 2 ) ; return d * d % mod ; } else return pow ( a , p - 1 ) * a % mod ; }
(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: (return_statement (decimal_integer_literal)) alternative: (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: (binary_expression left: (identifier) right: (identifier)) right: (identifier)))) alternative: (return_statement (binary_expression left: (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (identifier) right: (decimal_integer_literal)))) right: (identifier)) right: (identifier)))))))