y').forEach(key => {
      const k = key.innerText;
      if (/^[a-z]$/.test(k)) res[k] = t;  // must be a single letter (key)
    });
  });
  d.body.setAttribute('data-at-shortcutkeys', JSON.stringify(res));
})(document);
(function() {
  "use strict"
  // Replace <script> tags in slides area to make them executable
  var scripts = document.querySelectorAll(
    '.remark-slides-area .remark-slide-container script'
  );
  if (!scripts.length) return;
  for (var i = 0; i < scripts.length; i++) {
    var s = d