///|
/// Full Bidi_Class lookup for Unicode Bidirectional Algorithm (UAX #9)
/// Generated from DerivedBidiClass.txt

///|
/// All 23 Bidi_Class values from UAX #9
pub(all) enum BidiClass {
  L
  R
  AL
  EN
  ES
  ET
  AN
  CS
  NSM
  BN
  B
  S
  WS
  ON
  LRE
  LRO
  RLE
  RLO
  PDF
  LRI
  RLI
  FSI
  PDI
} derive(Eq)

///|
pub extend BidiClass with Eq::{not_equal, equal}

///|
pub extend BidiClass with Show::{to_string, output}

///|
pub impl Show for BidiClass with fn output(self, logger) {
  match self {
    L => logger.write_string("L")
    R => logger.write_string("R")
    AL => logger.write_string("AL")
    EN => logger.write_string("EN")
    ES => logger.write_string("ES")
    ET => logger.write_string("ET")
    AN => logger.write_string("AN")
    CS => logger.write_string("CS")
    NSM => logger.write_string("NSM")
    BN => logger.write_string("BN")
    B => logger.write_string("B")
    S => logger.write_string("S")
    WS => logger.write_string("WS")
    ON => logger.write_string("ON")
    LRE => logger.write_string("LRE")
    LRO => logger.write_string("LRO")
    RLE => logger.write_string("RLE")
    RLO => logger.write_string("RLO")
    PDF => logger.write_string("PDF")
    LRI => logger.write_string("LRI")
    RLI => logger.write_string("RLI")
    FSI => logger.write_string("FSI")
    PDI => logger.write_string("PDI")
  }
}

///|
/// Bidi_Class trie top level: `cp >> 8` to mid block index
let bidi_trie_top : Bytes = [
  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 1, 1, 17, 18, 1, 19,
  20, 21, 22, 23, 24, 25, 26, 1, 27, 28, 29, 30, 31, 32, 33, 34, 33, 1, 33, 33, 35,
  36, 37, 38, 39, 40, 41, 42, 43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 45, 1, 46, 47, 48, 49, 50, 51,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 52,
  53, 54, 55, 56, 1, 57, 58, 59, 1, 1, 1, 1, 60, 61, 62, 63, 60, 64, 65, 66, 67,
  68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 83, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 84, 1, 1, 1, 1, 1, 1, 1, 1, 85, 86, 1, 1, 1, 87, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 88, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 89, 33, 90, 91, 1, 92, 93, 94, 1, 1, 95, 96, 1, 1, 97, 98,
  1, 1, 1, 1, 99, 86, 100, 1, 101, 102, 103, 1, 104, 105, 60, 60, 106, 107, 108,
  60, 109, 110, 111, 33, 33, 33, 112, 113, 114, 33, 115, 116, 1, 1, 1, 117, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 117, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 117,
]

///|
/// Bidi_Class trie mid level: big-endian 16-bit leaf block indices
let bidi_trie_mid : Bytes = [
  0, 0, 0, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, 4, 0, 6, 0, 7, 0, 8, 0, 9, 0, 10, 0, 11,
  0, 12, 0, 11, 0, 12, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 13, 0, 14, 0, 14, 0, 15, 0,
  16, 0, 17, 0, 17, 0, 17, 0, 17, 0, 17, 0, 17, 0, 17, 0, 18, 0, 19, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 20, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 21, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 22, 0, 23, 0, 17, 0, 24, 0, 25, 0,
  26, 0, 26, 0, 26, 0, 27, 0, 28, 0, 29, 0, 29, 0, 30, 0, 17, 0, 31, 0, 32, 0, 29,
  0, 29, 0, 29, 0, 29, 0, 29, 0, 33, 0, 34, 0, 35, 0, 29, 0, 36, 0, 29, 0, 17, 0,
  28, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 37, 0, 32, 0, 26, 0, 26, 0, 38, 0, 39,
  0, 26, 0, 40, 0, 41, 0, 26, 0, 26, 0, 42, 0, 29, 0, 29, 0, 29, 0, 43, 0, 29, 0,
  29, 0, 44, 0, 17, 0, 45, 0, 17, 0, 46, 0, 11, 0, 11, 0, 47, 0, 48, 0, 49, 0, 50,
  0, 11, 0, 51, 0, 11, 0, 11, 0, 52, 0, 53, 0, 11, 0, 50, 0, 54, 0, 55, 0, 11, 0,
  11, 0, 52, 0, 56, 0, 51, 0, 11, 0, 57, 0, 55, 0, 11, 0, 11, 0, 52, 0, 58, 0, 11,
  0, 50, 0, 59, 0, 51, 0, 11, 0, 11, 0, 60, 0, 53, 0, 61, 0, 50, 0, 11, 0, 62, 0,
  11, 0, 11, 0, 11, 0, 63, 0, 11, 0, 11, 0, 64, 0, 65, 0, 11, 0, 11, 0, 66, 0, 67,
  0, 68, 0, 50, 0, 69, 0, 51, 0, 11, 0, 11, 0, 52, 0, 70, 0, 11, 0, 50, 0, 11, 0,
  71, 0, 11, 0, 11, 0, 72, 0, 53, 0, 11, 0, 50, 0, 11, 0, 51, 0, 11, 0, 11, 0, 11,
  0, 73, 0, 74, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 75, 0, 76, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 77, 0, 78, 0, 11, 0, 11, 0, 11, 0, 11, 0, 79, 0, 11,
  0, 80, 0, 11, 0, 11, 0, 11, 0, 81, 0, 82, 0, 83, 0, 17, 0, 84, 0, 85, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 86, 0, 87, 0, 11, 0, 88, 0, 89, 0, 90, 0, 91, 0, 92,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  86, 0, 11, 0, 11, 0, 11, 0, 93, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 4,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 94, 0, 95, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 96, 0, 11, 0,
  50, 0, 11, 0, 50, 0, 11, 0, 50, 0, 11, 0, 11, 0, 11, 0, 97, 0, 98, 0, 99, 0, 11,
  0, 93, 0, 100, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 68, 0, 11, 0,
  101, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 102, 0, 103, 0, 104, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 105, 0, 16, 0, 16, 0, 11,
  0, 106, 0, 11, 0, 11, 0, 11, 0, 107, 0, 108, 0, 109, 0, 11, 0, 11, 0, 11, 0, 17,
  0, 17, 0, 17, 0, 17, 0, 89, 0, 110, 0, 11, 0, 11, 0, 111, 0, 11, 0, 11, 0, 112,
  0, 110, 0, 71, 0, 11, 0, 113, 0, 11, 0, 11, 0, 11, 0, 114, 0, 71, 0, 11, 0, 11,
  0, 115, 0, 116, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 117, 0, 118, 0, 119, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 17, 0, 17, 0, 17, 0, 17, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 120, 0, 121, 0, 122, 0,
  122, 0, 123, 0, 124, 0, 16, 0, 125, 0, 126, 0, 127, 0, 128, 0, 129, 0, 130, 0,
  131, 0, 11, 0, 132, 0, 132, 0, 132, 0, 17, 0, 17, 0, 89, 0, 133, 0, 134, 0, 135,
  0, 136, 0, 137, 0, 16, 0, 11, 0, 11, 0, 138, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16,
  0, 16, 0, 16, 0, 16, 0, 139, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0,
  16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 140, 0, 11,
  0, 11, 0, 11, 0, 5, 0, 16, 0, 141, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0,
  16, 0, 16, 0, 93, 0, 11, 0, 142, 0, 11, 0, 16, 0, 16, 0, 143, 0, 144, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 145, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16,
  0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0,
  16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 146, 0, 16, 0, 16, 0, 16,
  0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 147, 0, 16, 0,
  16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 148, 0, 149,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 150, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 17, 0, 17, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 151, 0, 152,
  0, 11, 0, 16, 0, 153, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 152, 0, 16, 0, 16,
  0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0,
  140, 0, 11, 0, 16, 0, 154, 0, 16, 0, 155, 0, 156, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 157, 0, 4, 0, 11, 0, 11, 0, 11, 0, 11, 0, 158, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 16, 0, 16, 0, 159, 0,
  11, 0, 11, 0, 123, 0, 11, 0, 11, 0, 11, 0, 16, 0, 11, 0, 160, 0, 11, 0, 11, 0,
  11, 0, 161, 0, 162, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 163, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 105, 0, 11, 0, 164, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 16, 0, 16, 0, 16, 0, 16, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 16, 0, 16, 0, 16, 0, 165, 0, 11, 0, 11, 0, 11, 0, 122, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 150, 0, 166, 0, 11, 0, 167, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 71, 0, 16, 0, 16, 0, 168, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 169,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 170, 0, 11, 0, 171, 0, 172,
  0, 11, 0, 11, 0, 11, 0, 173, 0, 11, 0, 11, 0, 11, 0, 11, 0, 174, 0, 11, 0, 17,
  0, 175, 0, 11, 0, 11, 0, 176, 0, 11, 0, 177, 0, 71, 0, 11, 0, 11, 0, 46, 0, 11,
  0, 11, 0, 178, 0, 11, 0, 11, 0, 179, 0, 11, 0, 11, 0, 11, 0, 180, 0, 181, 0, 182,
  0, 11, 0, 11, 0, 52, 0, 11, 0, 11, 0, 11, 0, 183, 0, 51, 0, 11, 0, 70, 0, 85, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 136, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 184, 0, 11, 0, 11, 0, 185, 0, 186, 0, 26, 0, 26, 0, 29, 0, 29,
  0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 187, 0, 188, 0, 29, 0, 29, 0, 29, 0, 29,
  0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0,
  29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 189, 0, 16, 0, 29, 0, 29, 0, 29, 0, 29,
  0, 190, 0, 29, 0, 29, 0, 191, 0, 8, 0, 8, 0, 192, 0, 17, 0, 93, 0, 17, 0, 16, 0,
  16, 0, 193, 0, 194, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0,
  195, 0, 196, 0, 3, 0, 4, 0, 5, 0, 4, 0, 5, 0, 140, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 197, 0, 198, 0, 199, 0, 11, 0, 11, 0, 11, 0, 16, 0, 16,
  0, 16, 0, 16, 0, 200, 0, 200, 0, 4, 0, 11, 0, 11, 0, 11, 0, 11, 0, 92, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 201, 0, 144, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 202,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 26, 0, 26, 0, 26, 0,
  26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26,
  0, 26, 0, 26, 0, 203, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0,
  26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 204, 0, 26, 0, 26, 0, 205, 0, 26, 0,
  26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 206, 0, 26, 0, 26,
  0, 26, 0, 26, 0, 207, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0,
  26, 0, 26, 0, 26, 0, 26, 0, 29, 0, 29, 0, 208, 0, 209, 0, 210, 0, 26, 0, 211, 0,
  26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26,
  0, 26, 0, 26, 0, 26, 0, 212, 0, 213, 0, 26, 0, 26, 0, 214, 0, 26, 0, 30, 0, 215,
  0, 29, 0, 17, 0, 26, 0, 26, 0, 26, 0, 29, 0, 37, 0, 32, 0, 29, 0, 26, 0, 216, 0,
  26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 51, 0, 11, 0, 11, 0, 217, 0, 218,
  0, 14, 0, 140, 0, 219, 0, 71, 0, 11, 0, 11, 0, 220, 0, 62, 0, 11, 0, 11, 0, 11,
  0, 46, 0, 11, 0, 221, 0, 222, 0, 11, 0, 11, 0, 11, 0, 223, 0, 71, 0, 11, 0, 11,
  0, 224, 0, 225, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 150, 0, 226, 0, 51, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 150, 0, 227, 0, 11, 0, 71,
  0, 11, 0, 11, 0, 72, 0, 89, 0, 11, 0, 228, 0, 222, 0, 11, 0, 11, 0, 11, 0, 112,
  0, 229, 0, 230, 0, 55, 0, 11, 0, 11, 0, 11, 0, 11, 0, 217, 0, 74, 0, 231, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 232, 0, 233, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 234, 0, 89, 0,
  70, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 235, 0, 89, 0, 11, 0, 200, 0, 11, 0,
  11, 0, 11, 0, 236, 0, 237, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 238, 0, 239, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 150, 0, 240, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 241, 0, 223,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 242, 0, 89, 0, 11, 0,
  243, 0, 11, 0, 11, 0, 244, 0, 245, 0, 246, 0, 11, 0, 11, 0, 247, 0, 248, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  249, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 250, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 251, 0, 252, 0, 253, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 254, 0, 237, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 255, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 89, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  1, 0, 0, 71, 0, 11, 0, 11, 0, 202, 0, 230, 0, 73, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 1, 1, 1, 2, 0, 168, 0, 11, 0, 11, 0, 11, 0, 11, 1, 3, 1, 4, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 167,
  1, 5, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 222, 0, 11, 0, 11, 0, 11, 0, 218,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 150, 0, 11, 0, 11, 0, 11, 0, 150, 0, 46, 0,
  11, 0, 11, 0, 11, 0, 11, 1, 6, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 1, 7, 1, 8, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 16, 0, 16,
  0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0,
  140, 0, 11, 1, 9, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16,
  0, 16, 0, 16, 1, 10, 0, 16, 1, 11, 0, 16, 0, 151, 0, 17, 0, 17, 1, 12, 0, 17, 0,
  218, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 1, 13, 0, 11, 0, 11, 0, 11, 1, 14, 1, 15, 1, 16, 0, 11, 1, 17, 0,
  11, 0, 11, 0, 11, 0, 13, 0, 11, 0, 16, 0, 16, 0, 16, 0, 16, 1, 18, 0, 72, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 16, 0, 16, 0,
  16, 0, 16, 0, 16, 0, 165, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 199, 0, 158, 0, 11, 0, 158, 0, 11, 1, 19, 0, 11, 1, 19, 0,
  164, 0, 11, 0, 164, 0, 11, 1, 20, 0, 11, 1, 20, 0, 11, 1, 21, 1, 22, 1, 22, 1,
  22, 0, 17, 0, 17, 0, 17, 1, 23, 0, 17, 0, 17, 0, 84, 0, 179, 1, 24, 0, 112, 1,
  25, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 16, 0, 200, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 1, 26, 1,
  27, 1, 28, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 150, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 231, 0, 11, 0, 11, 0, 11, 0, 115, 1, 29, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 115,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 167, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 1, 30, 0, 179, 0, 26, 0,
  26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26,
  1, 31, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 1, 32, 0, 26, 0, 26, 0, 26, 0,
  26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26,
  0, 26, 0, 26, 0, 26, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 26, 0, 26, 0, 26, 0,
  26, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 26,
  0, 26, 0, 26, 0, 26, 0, 26, 0, 26, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0,
  29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 29, 0, 190, 0, 16, 0, 16,
  1, 33, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 152, 1, 34, 0, 161, 0, 161,
  0, 161, 0, 16, 0, 140, 1, 35, 0, 11, 0, 164, 0, 11, 0, 11, 0, 11, 0, 145, 0, 11,
  0, 11, 0, 11, 1, 36, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 140, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11,
  0, 11, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0,
  16, 0, 16, 0, 16, 1, 37, 0, 200, 0, 200, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0,
  16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 1, 38, 1, 33, 0, 16, 1, 33,
  0, 16, 0, 16, 0, 16, 1, 39, 0, 93, 0, 16, 0, 16, 1, 39, 0, 16, 0, 151, 1, 33, 0,
  168, 1, 40, 0, 11, 0, 11, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 1, 39, 0, 151, 0,
  200, 0, 16, 0, 16, 0, 16, 0, 16, 1, 41, 1, 42, 1, 43, 0, 142, 0, 16, 0, 16, 0,
  16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 0, 16, 1, 44, 0, 16, 0, 16, 0, 16, 0, 16,
  0, 16, 1, 45, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 0,
  11, 0, 11, 0, 11, 0, 11, 0, 11, 0, 11, 1, 46,
]

///|
/// Bidi_Class trie leaf level: class codes in blocks of 16
let bidi_trie_leaf : Bytes = [
  9, 9, 9, 9, 9, 9, 9, 9, 9, 11, 10, 11, 12, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
  9, 9, 9, 10, 10, 10, 11, 12, 13, 13, 5, 5, 5, 13, 13, 13, 13, 13, 4, 7, 4, 7, 7,
  3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 7, 13, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 13, 13, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 13, 9, 9, 9, 9, 9, 9, 10, 9, 9, 9, 9, 9,
  9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 13, 5, 5, 5,
  5, 13, 13, 13, 13, 0, 13, 13, 9, 13, 13, 5, 5, 3, 3, 13, 0, 13, 13, 13, 3, 0, 13,
  13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 0, 0, 0, 0,
  0, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0,
  13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 13, 13, 13, 13, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0,
  0, 0, 0, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 13, 13, 0, 13, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8,
  8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 0, 0, 13,
  13, 5, 1, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
  8, 8, 8, 8, 8, 8, 1, 8, 1, 8, 8, 1, 8, 8, 1, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 6, 6, 6, 6, 6, 6, 13, 13, 2, 5, 5, 2, 7,
  2, 13, 13, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
  2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 8, 8, 8, 8, 8, 6, 6,
  6, 6, 6, 6, 6, 6, 6, 6, 5, 6, 6, 2, 2, 2, 8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
  2, 2, 2, 2, 2, 2, 2, 2, 2, 8, 8, 8, 8, 8, 8, 8, 6, 13, 8, 8, 8, 8, 8, 8, 2, 2,
  8, 8, 13, 8, 8, 8, 8, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2,
  8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 8, 8, 8, 8, 8, 8,
  8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 13,
  13, 13, 13, 1, 1, 1, 8, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 8, 8, 1, 8, 8, 8, 8, 8, 8,
  8, 8, 8, 1, 8, 8, 8, 1, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 8,
  1, 1, 1, 1, 6, 6, 2, 2, 2, 2, 2, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2,
  2, 2, 2, 8, 8, 8, 8, 8, 8, 8, 8, 6, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
  8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 8,
  0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 8, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0,
  0, 0, 0, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 5, 5, 0, 0, 0, 0, 0,
  0, 0, 5, 0, 0, 8, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 0,
  0, 0, 0, 8, 8, 0, 0, 8, 8, 8, 0, 0, 8, 8, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 8, 8, 8, 8, 8, 0, 8, 8, 0, 0, 0, 0, 8, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 0,
  8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 8, 0, 0, 0, 8, 8,
  8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 13, 13, 13, 13, 13, 13,
  5, 13, 0, 0, 0, 0, 0, 8, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 8, 8, 8, 0, 0, 0, 0, 0, 8, 8, 8, 0, 8, 8, 8, 8,
  0, 0, 0, 0, 0, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13,
  13, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 0, 0, 8, 8,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 0, 8, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 5, 0, 0, 0,
  0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 8, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8,
  8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 8, 0, 8, 13, 13, 13, 13, 0, 0, 0, 8,
  8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 8, 8, 8, 8, 8, 0, 8, 8, 0, 0, 0, 0, 0,
  8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
  8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 0, 8, 8, 8, 8, 8, 8, 0, 8, 8, 0, 0, 8,
  8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 0, 0, 0, 0, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0,
  0, 8, 8, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0,
  0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 12, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 0, 0, 0,
  0, 0, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 0, 8, 8, 8, 8,
  8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 0,
  0, 0, 0, 0, 0, 5, 0, 8, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 8, 8,
  8, 9, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 8, 8, 8, 0, 0, 0, 0, 8,
  8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 8, 8, 8, 0, 0, 0, 0, 13, 0,
  0, 0, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 13, 13, 0, 0, 0, 0, 0, 0, 0, 8, 8, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  8, 0, 8, 8, 8, 8, 8, 8, 8, 0, 8, 0, 8, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0,
  0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 8, 8, 8, 8, 8, 0, 0, 8, 8, 8, 8, 0, 0, 8, 8, 0, 8, 8, 8, 0, 0, 0, 0,
  0, 0, 0, 0, 8, 0, 8, 8, 0, 0, 0, 8, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8,
  8, 8, 8, 8, 8, 8, 8, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 0, 8, 8, 8, 8,
  8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0,
  0, 8, 0, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13,
  0, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 0,
  12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 9, 9, 9, 0, 1, 13, 13, 13, 13, 13,
  13, 13, 13, 12, 10, 14, 16, 18, 15, 17, 7, 5, 5, 5, 5, 5, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 13, 13, 13, 13, 13, 13, 7, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 9, 9, 9, 9,
  9, 9, 19, 20, 21, 22, 9, 9, 9, 9, 9, 9, 3, 0, 0, 0, 3, 3, 3, 3, 3, 3, 4, 4, 13,
  13, 13, 0, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5,
  5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 13, 13, 0, 13, 13, 13, 13, 0, 13, 13, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 13, 0, 13, 13, 13, 0, 0, 0, 0, 0, 13, 13, 13, 13, 13, 13, 0,
  13, 0, 13, 0, 13, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 0, 0,
  0, 0, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 13, 13, 13, 0, 0, 0, 0, 13, 13, 4, 5, 13, 13, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13,
  13, 13, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 13, 0, 0, 0, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 3, 3, 3, 3, 3, 3,
  3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 13,
  13, 13, 13, 13, 13, 13, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0, 0,
  0, 0, 13, 13, 13, 13, 13, 13, 0, 0, 0, 0, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 13, 13,
  13, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 13, 13, 13,
  13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0, 13, 13, 13, 13, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 13, 13, 13, 13,
  13, 12, 13, 13, 13, 13, 0, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 8, 8, 8, 8, 0, 0, 13, 0, 0, 0, 0, 0, 13, 13, 0, 0, 0, 0, 0, 13,
  13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 13, 0, 0, 0, 0, 13, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 0, 0, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13,
  13, 13, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 8, 8, 8, 13, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 8, 8, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 8, 0, 0, 0, 0, 8, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 0, 13, 13, 13, 13, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 5, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 8, 0, 0, 8, 8, 8, 8, 0, 0, 8, 8, 0, 0,
  0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8,
  8, 8, 8, 8, 0, 0, 8, 8, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0,
  0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 8, 0, 8, 8, 8, 0, 0, 8, 8, 0, 0, 0, 0, 0, 8, 8, 0,
  0, 0, 0, 0, 8, 0, 0, 8, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 1, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4, 1, 1, 1, 1, 1, 1, 2, 2, 2, 13, 13, 13,
  13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2,
  2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 13, 13, 13, 13, 2, 2, 2,
  2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 13, 13, 13, 13, 13, 13,
  13, 13, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 13, 13, 13, 7, 13, 7, 0, 13, 7,
  13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 13, 13, 4, 4, 13, 13, 13, 0, 13, 5, 5, 13,
  0, 0, 0, 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 9, 0, 13, 13, 5, 5, 5,
  13, 13, 13, 13, 13, 4, 7, 4, 7, 7, 5, 5, 13, 13, 13, 5, 5, 0, 13, 13, 13, 13, 13,
  13, 13, 0, 9, 9, 9, 9, 9, 9, 9, 9, 9, 13, 13, 13, 13, 13, 9, 9, 0, 13, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
  13, 0, 0, 0, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 0, 0, 0, 0, 0, 0,
  8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 13,
  1, 8, 8, 8, 1, 8, 8, 1, 1, 1, 1, 1, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 8,
  1, 1, 1, 1, 8, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
  1, 1, 1, 13, 13, 13, 13, 13, 13, 13, 2, 2, 2, 2, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2,
  2, 2, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 6, 6, 6, 6, 6, 6, 6, 6, 6,
  6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 8, 8, 8, 13, 1, 6, 6, 6,
  6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
  6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 1, 1, 1, 13, 13, 13, 13, 13, 13, 13,
  13, 13, 2, 2, 2, 2, 2, 2, 2, 1, 1, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0,
  0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 8, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 8, 8, 8, 8,
  0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 0, 8, 8, 8, 8, 8,
  8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 8, 8, 8, 8, 0, 0, 8, 8, 8, 0, 0, 8, 0, 8, 8, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0,
  8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 0,
  0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 8, 0, 8, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0, 8,
  8, 8, 8, 8, 8, 0, 8, 0, 0, 0, 0, 8, 8, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 8, 8, 0, 8, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8,
  8, 0, 0, 8, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 8, 0, 0, 8, 8, 8, 8, 8,
  8, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 8,
  0, 0, 8, 8, 8, 8, 0, 8, 8, 8, 8, 8, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 0, 8, 8,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 0, 8, 0, 0, 0, 0, 0, 8, 8,
  8, 8, 0, 0, 8, 8, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0,
  0, 0, 8, 8, 8, 8, 8, 8, 0, 0, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 0, 0, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 8, 8, 0, 0, 0, 0, 0, 0, 8, 0,
  8, 8, 8, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 0, 8, 8, 8, 8, 8,
  8, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
  0, 0, 8, 8, 8, 8, 8, 8, 8, 0, 8, 8, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8,
  8, 8, 8, 8, 0, 0, 0, 8, 0, 8, 8, 0, 8, 8, 8, 0, 0, 0, 8, 0, 8, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13,
  13, 13, 13, 13, 13, 5, 5, 5, 5, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 8, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 8, 8, 8, 0, 0,
  13, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 8, 8, 0, 9, 9, 9, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 3, 3, 3, 3,
  3, 3, 3, 13, 13, 13, 0, 0, 0, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 13, 13, 13, 13,
  13, 13, 13, 0, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 8, 8, 8, 8, 8, 8,
  8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 9, 9, 9, 9, 9, 9, 9, 8,
  8, 8, 8, 8, 8, 8, 8, 0, 0, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 8, 8, 8, 8, 0, 0, 13, 13, 8, 8, 8, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 3, 3, 3, 3,
  3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 8, 8, 8, 8, 8,
  0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
  8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
  8, 8, 8, 0, 0, 8, 8, 8, 8, 8, 8, 8, 0, 8, 8, 0, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 8, 0, 0, 8, 0, 0, 0, 0, 0,
  0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 8, 8,
  8, 8, 8, 8, 1, 1, 1, 1, 1, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0,
  0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 3, 3, 3, 3,
  3, 3, 3, 3, 3, 3, 3, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  13, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 13, 13, 13, 13, 13, 0, 13, 0, 0, 0, 0, 13, 13, 13, 13, 13, 13, 13,
  13, 0, 0, 0, 0, 0, 0, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 0, 0, 0, 0,
  0, 0, 13, 13, 13, 13, 13, 13, 13, 0, 13, 0, 0, 0, 13, 13, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 13, 0, 0, 0, 13, 13, 13, 13, 0, 13, 13, 13, 13, 13, 13, 13, 13, 13,
  13, 13, 13, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 9, 9,
]

///|
/// Bidi_Class ranges from 0x40000 packed as `start << 5 | code`
let bidi_high_ranges : ReadOnlyArray[Int32] = [
  0x800000, 0x9FFFC9, 0xA00000, 0xBFFFC9, 0xC00000, 0xDFFFC9, 0xE00000, 0xFFFFC9,
  0x1000000, 0x11FFFC9, 0x1200000, 0x13FFFC9, 0x1400000, 0x15FFFC9, 0x1600000, 0x17FFFC9,
  0x1800000, 0x19FFFC9, 0x1A00000, 0x1BFFFC9, 0x1C02008, 0x1C03E09, 0x1C20000, 0x1DFFFC9,
  0x1E00000, 0x1FFFFC9, 0x2000000, 0x21FFFC9,
]

///|
/// Look up the Bidi_Class code (the `BidiClass` constructor index).
fn lookup_bidi_class_code(c : Char) -> Int32 {
  let cp = c.to_int()
  if cp >= 0x40000 {
    // Binary search for the last range starting at or before `cp`.
    let key = (cp << 5) | 31
    let mut low = 0
    let mut high = bidi_high_ranges.length()
    while high - low > 1 {
      let mid = (low + high) / 2
      if bidi_high_ranges[mid] <= key {
        low = mid
      } else {
        high = mid
      }
    }
    return bidi_high_ranges[low] & 31
  }
  let mid = (bidi_trie_top[cp >> 8].to_int() << 4) | ((cp >> 4) & 15)
  let leaf = (bidi_trie_mid[2 * mid].to_int() << 8) |
    bidi_trie_mid[2 * mid + 1].to_int()
  bidi_trie_leaf[(leaf << 4) | (cp & 15)].to_int()
}

///|
fn bidi_from_code(code : Int32) -> BidiClass {
  match code {
    0 => L
    1 => R
    2 => AL
    3 => EN
    4 => ES
    5 => ET
    6 => AN
    7 => CS
    8 => NSM
    9 => BN
    10 => B
    11 => S
    12 => WS
    13 => ON
    14 => LRE
    15 => LRO
    16 => RLE
    17 => RLO
    18 => PDF
    19 => LRI
    20 => RLI
    21 => FSI
    22 => PDI
    _ => L
  }
}

///|
fn lookup_bidi_class(c : Char) -> BidiClass {
  bidi_from_code(lookup_bidi_class_code(c))
}

///|
pub fn BidiClass::is_strong(self : BidiClass) -> Bool {
  self is (L | R | AL)
}

///|
pub fn BidiClass::is_strong_rtl(self : BidiClass) -> Bool {
  self is (R | AL)
}

///|
pub fn BidiClass::is_weak(self : BidiClass) -> Bool {
  self is (EN | ES | ET | AN | CS | NSM | BN)
}

///|
pub fn BidiClass::is_neutral(self : BidiClass) -> Bool {
  self is (B | S | WS | ON)
}

///|
pub fn BidiClass::is_explicit(self : BidiClass) -> Bool {
  self is (LRE | LRO | RLE | RLO | PDF | LRI | RLI | FSI | PDI)
}

///|
pub fn BidiClass::is_isolate_initiator(self : BidiClass) -> Bool {
  self is (LRI | RLI | FSI)
}

///|
pub fn BidiClass::is_x9_removed(self : BidiClass) -> Bool {
  self is (LRE | RLE | LRO | RLO | PDF | BN)
}

///|
pub fn BidiClass::is_neutral_or_isolate(self : BidiClass) -> Bool {
  self is (B | S | WS | ON | FSI | LRI | RLI | PDI)
}