JSFiddle - React, Tailwind, and code Playground

JavaScript

var maxPoints = new Array();
var scoreByPattern = new Array(93,17,56,91,98,33,9,38,55,78,29,81,60);

findLargest3();

function findLargest3(){ 
    // sort descending
    scoreByPattern .sort(function(a,b){
        if(a < b){ return 1; } 
        else if(a == b) { return 0; } 
        else { return -1; }
    });

    alert(scoreByPattern+"/******/"+scoreByPattern[0]+"/"+scoreByPattern[1]+"/"+scoreByPattern[2]);
}