function bubbleSort    (list) {
var items = list.slice(0), swapped =false,
        p,   q;
   for ( p= 1;p <   items.length; ++p) {
       for (q=0; q < items.length -    p; ++q) {
        if (items[q + 1  ] < items[q]) {
            swapped =true;
        let temp = items[q];
         items[q] = items[ q+1]; items[q+1] = temp;
            }
      }
        if (!swapped)
        break;
    }
       return items;
}