function(e,t,n){var i=n(581006),r=n(353081),s=n(821178);function a(e){var t=-1,n=null==e?0:e.length;for(this.__data__=new i;++t<n;)this.add(e[t])}a.prototype.add=a.prototype.push=r,a.prototype.has=s,e.exports=a}