convert from python to javascript online

                                    l=int(input())
arr=list(map(int, input().split()))
arr=list(set(arr))
length_list=len(arr)

arr.sort()

#print("set = ",arr)
#print("length of set: ",length_list)

print(arr[length_list-2])

                                    def choose_best_sum(t, k, ls):
    most = 0

    for i in range(len(ls)-1):
        addN = 0
        if i +k > len(ls) - 1:
            break
        for j in range(i,i+k-1):
            addN += ls[j]
        for p in range(i+k-1,len(ls)-1):
            addN += ls[p]
            if addN > most and addN <= t:
                most = addN
                addN -= ls[p]
            else:
                addN -= ls[p]
    if most == 0:
        return None
    return most

                                    def numberOfSubArray(arr):
    data = {}
    n = len(arr)
    maxAmount = 1
    for i in range(1, n + 1):
        for j in range(i):
            s = sum(arr[j:i])
            if s not in data:
                data[s] = [i - 1, 1]
            elif data[s][0] < j:
                data[s][1] += 1
                if data[s][1] > maxAmount: maxAmount = data[s][1]
                data[s][0] = i - 1

    return maxAmount

                                    #!/usr/bin/env python3<br/><br/># Copyright (c) Facebook, Inc. and its affiliates.<br/># All rights reserved.<br/>#<br/># This source code is licensed under the license found in the<br/># LICENSE file in the root directory of this source tree.<br/><br/>import json<br/>import re<br/>from datetime import datetime<br/><br/>import requests<br/><br/><br/>def get_ad_archive_id(data):<br/>    """<br/>    Extract ad_archive_id from ad_snapshot_url<br/>    """<br/>    return re.search(r"/\?id=([0-9]+)", data["ad_snapshot_url"]).group(1)<br/><br/><br/>class FbAdsLibraryTraversal:<br/>    default_url_pattern = (<br/>        "https://graph.facebook.com/{}/ads_archive?access_token={}&"<br/>        + "fields={}&search_terms={}&ad_reached_countries={}&search_page_ids={}&"<br/>        + "ad_active_status={}&limit={}"<br/>    )<br/>    default_api_version = "v4.0"<br/><br/>    def __init__(<br/>        self,<br/>        access_token,<br/>        fields,<br/>        search_term,<br/>        country,<br/>        search_page_ids="",<br/>        ad_active_status="ALL",<br/>        after_date="1970-01-01",<br/>        page_limit=500,<br/>        api_version=None,<br/>        retry_limit=3,<br/>    ):<br/>        self.page_count = 0<br/>        self.access_token = access_token<br/>        self.fields = fields<br/>        self.search_term = search_term<br/>        self.country = country<br/>        self.after_date = after_date<br/>        self.search_page_ids = search_page_ids<br/>        self.ad_active_status = ad_active_status<br/>        self.page_limit = page_limit<br/>        self.retry_limit = retry_limit<br/>        if api_version is None:<br/>            self.api_version = self.default_api_version<br/>        else:<br/>            self.api_version = api_version<br/><br/>    def generate_ad_archives(self):<br/>        next_page_url = self.default_url_pattern.format(<br/>            self.api_version,<br/>            self.access_token,<br/>            self.fields,<br/>            self.search_term,<br/>            self.country,<br/>            self.search_page_ids,<br/>            self.ad_active_status,<br/>            self.page_limit,<br/>        )<br/>        return self.__class__._get_ad_archives_from_url(<br/>            next_page_url, after_date=self.after_date, retry_limit=self.retry_limit<br/>        )<br/><br/>    @staticmethod<br/>    def _get_ad_archives_from_url(<br/>        next_page_url, after_date="1970-01-01", retry_limit=3<br/>    ):<br/>        last_error_url = None<br/>        last_retry_count = 0<br/>        start_time_cutoff_after = datetime.strptime(after_date, "%Y-%m-%d").timestamp()<br/><br/>        while next_page_url is not None:<br/>            response = requests.get(next_page_url)<br/>            response_data = json.loads(response.text)<br/>            if "error" in response_data:<br/>                if next_page_url == last_error_url:<br/>                    # failed again<br/>                    if last_retry_count >= retry_limit:<br/>                        raise Exception(<br/>                            "Error message: [{}], failed on URL: [{}]".format(<br/>                                json.dumps(response_data["error"]), next_page_url<br/>                            )<br/>                        )<br/>                else:<br/>                    last_error_url = next_page_url<br/>                    last_retry_count = 0<br/>                last_retry_count += 1<br/>                continue<br/><br/>            filtered = list(<br/>                filter(<br/>                    lambda ad_archive: ("ad_delivery_start_time" in ad_archive)<br/>                    and (<br/>                        datetime.strptime(<br/>                            ad_archive["ad_delivery_start_time"], "%Y-%m-%d"<br/>                        ).timestamp()<br/>                        >= start_time_cutoff_after<br/>                    ),<br/>                    response_data["data"],<br/>                )<br/>            )<br/>            if len(filtered) == 0:<br/>                # if no data after the after_date, break<br/>                next_page_url = None<br/>                break<br/>            yield filtered<br/><br/>            if "paging" in response_data:<br/>                next_page_url = response_data["paging"]["next"]<br/>            else:<br/>                next_page_url = None<br/><br/>    @classmethod<br/>    def generate_ad_archives_from_url(cls, failure_url, after_date="1970-01-01"):<br/>        """<br/>        if we failed from error, later we can just continue from the last failure url<br/>        """<br/>        return cls._get_ad_archives_from_url(failure_url, after_date=after_date)