JSFiddle - React, Tailwind, and code Playground

by rhalyjon

HTML

<div id="result"></div>

JavaScript

/*under root*/
var number = 9; //can be taken as an input
var next = 0;
var arr = [];
var count = 0;
var count2 = 0;
var i = 0;
for(i = 0; i <= number; i++){
	if(i % 2 != 0){
		count++;
		next = next + i;
		if(next == number){
			count2 = count;
		}
	}
}
if(count2 == 0){
	document.getElementById("result").innerHTML = "not a square.";
} else {
	document.getElementById("result").innerHTML = count2;
}