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let hex = new Uint8Array(0);
const td = new TextDecoder();
const te = new TextEncoder();
function packBigInt(blocks, blockSize) {
  function encode(blocks, length) {
    const u32 = new Uint32Array(hex.buffer);
    let k = (length >> 2) - 1;//TODO:!?

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const uint64 = new BigUint64Array(1);
const uint32 = new Uint32Array(uint64.buffer);
function clz64(bigint) {
  uint64[0] = bigint;
  let x = Math.clz32(uint32[1]);
  let y = Math.clz32(uint32[0]);
  return x + (x === 32 ? y : 0);
}

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/*jshint esversion:6, bitwise:false*/

// https://webassembly.github.io/wabt/demo/wat2wasm/index.html helps a lot

function wast2wasm(sExpression) {

  function sExpressionToJSON(s) {
    return JSON.parse(s.trim().replace(/\s*\)/g, ']').replace(/\(\s*/g, '[').replace(/\s+/g, ',').replaceAll('"', '').replace(/([^\[\],]+)/g, '"$1"'));
  }

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// CPU L2 cache size
function ASMModule1(stdlib, foreign, heap) {
  "use asm";
  var memory = new stdlib.Uint32Array(heap);
  function loop(c) {
    c = c | 0;
    var k = 0;
    var j = 0;
    for (j = c; (j | 0) != 0; j = (j - 1) | 0) {
      k = memory[k >> 2] << 2;

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function* continuedFractionForSqrt(n) {
  // https://trizenx.blogspot.com/2018/10/continued-fraction-factorization-method.html
  function floorDiv(a, b) {
    return typeof a === "bigint" && typeof b === "bigint" ? a / b : Math.floor(a / b);
  }
  n = BigInt(n);
  if (n < 0n) {
    throw new RangeError();
  }
  const root = BigInt(sqrt(n));

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// Usage:
// var x = document.querySelector('[contenteditable]');
// var caretPosition = getSelectionDirection(x) !== 'forward' ? getSelectionStart(x) : getSelectionEnd(x);
// setSelectionRange(x, caretPosition + 1, caretPosition + 1);
// var value = getValue(x);

// it will not work with "<img /><img />" and, perhaps, in many other cases.

  function isAfter(container, offset, node) {
    var c = node;

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We couldn’t find that file to show.

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// Implementation of the standard decodeURIComponent using TextDecoder.
// The original JavaScript specification does not separate UTF-8 decoding this way.
// The purpose is to show the possible implementation in JavaScript language.

function hexDigit(code) {
  if (code >= '0'.charCodeAt(0) && code <= '9'.charCodeAt(0)) {
    return code - '0'.charCodeAt(0);
  } else if (code >= 'A'.charCodeAt(0) && code <= 'F'.charCodeAt(0)) {
    return code + (10 - 'A'.charCodeAt(0));
  } else if (code >= 'a'.charCodeAt(0) && code <= 'f'.charCodeAt(0)) {

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/*jslint strict:global*/
/*global self, fetch, caches, console, Promise, Request*/
"use strict";

var CACHE_NAME_PREFIX = "ru~";
var CACHE_NAME = "ru~20180818T075107Z";

var URLS_TO_CACHE = "./;js.js?20180818T075107Z;css.css?20180818T075107";

self.addEventListener("install", function (event) {

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function replaceSimpleDigit(code) {
  if (code >= 0x0660 && code <= 0x669) {
    return {code: code - 0x0660 + 48, name: "arab"};
  }
  if (code >= 0x06F0 && code <= 0x6f9) {
    return {code: code - 0x06F0 + 48, name: "arabext"};
  }
  if (code >= 0x0966 && code <= 0x96f) {
    return {code: code - 0x0966 + 48, name: "deva"};
  }