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JSFiddle - React, Tailwind, and code Playground

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<pre id="a"/>

JavaScript

z="<>db=QcO?HEB@IFCAJGD";a=document.getElementById('a');h='XXXYYYZZZAAABBBCCC\n';a[w="innerHTML"]=h+h+h;function r(s){g=a[w].split("");for(j=0;j++<s.length;)if(j%4)f=g[x=s.charCodeAt(j)-60],g[x]=g[y=s.charCodeAt(j-1)-60],g[y]=f;a[w]=g.join("")}this.onkeydown=d=function(e){q=e.keyCode||e;q==38?r(z):q==39?r(z+"S\\YVR[XUT]ZWenkhfoligpmjKqsML^r`"):q==40?r("<?Km=@Ll>AMkOR^ZPS_YQT`XbeqGcfrFdgsEBhjDCUiWHJpnI]o["):d(0|Math.random()*3+38)}

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JSFiddle - React, Tailwind, and code Playground

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