JSFiddle - React, Tailwind, and code Playground
by Rodmunera
HTML
<ul class="algorithm">
</ul>
JavaScript
for(var i=10;i<100;i++){
var i2=0;
for(var num=0;num<=i.toString().length;num++){
i2+=Number(i.toString().charAt(num));
}
$('ul.algorithm').append('<li>' + i + ': ' + (i>i2?i-i2:i2-i) + '</li>');
}