<pre class="shiki github-dark shaku"><code>/** * @param {any[]} arr * @returns {void} */function shuffle(arr) { // modify the arr inline to change the order randomly for(let i=arr.length-1;i&gt;0;i--){ let rand=Math.floor(Math.random()*(i+1)); [arr[rand],arr[i]]=[arr[i],arr[rand]]; }}</code></pre>

Poker shuffle

How would you implement a shuffle() ? When passed with an array, it should modify the array inline to generate a randomly picked permutation at the sa…