Website stats for A2oj - a2oj.com
A Online Judge is permanently shut down.Feel free to email [email protected] if you have a data request or something to say.Also you can find some static pages below. Ladders - Categories
a2oj.com was registered 1 decade 4 months ago. It has a alexa rank of #237,994 in the world. It is a domain having .com extension. It is estimated worth of $ 38,880.00 and have a daily income of around $ 72.00. As no active threats were reported recently, a2oj.com is SAFE to browse.
Traffic Report
| Daily Unique Visitors: | 6,447 |
| Daily Pageviews: | 25,788 |
Estimated Valuation
| Income Per Day: | $ 72.00 |
| Estimated Worth: | $ 38,880.00 |
Search Engine Indexes
| Google Indexed Pages: | Not Applicable |
| Yahoo Indexed Pages: | Not Applicable |
| Bing Indexed Pages: | Not Applicable |
Search Engine Backlinks
| Google Backlinks: | Not Applicable |
| Bing Backlinks: | Not Applicable |
| Alexa BackLinks: | Not Applicable |
Safety Information
| Google Safe Browsing: | No Risk Issues |
| Siteadvisor Rating: | Not Applicable |
| WOT Trustworthiness: |
 Very Poor
|
| WOT Privacy: |
Very Poor
|
| WOT Child Safety: |
Very Poor
|
Website Ranks & Scores
| Alexa Rank: | 237,994 |
| PageSpeed Score: | 89 ON 100 |
| Domain Authority: |
49 ON 100 
|
| Bounce Rate: | Not Applicable |
| Time On Site: | Not Applicable |
Web Server Information
Hosted IP Address:
185.199.110.153
Hosted Country:
US
Location Latitude:
40.0656Location Longitude:
-79.8917Traffic Classification
| Total Traffic: | 81.85K |
| Direct Traffic: | 75.09% |
| Referral Traffic: | 2.02% |
| Search Traffic: | 16.54% |
| Social Traffic: | 5.80% |
| Mail Traffic: | 0.55% |
| Display Traffic: | 0% |
Search Engine Results For a2oj.com
pratikdaigavane/A2OJ-Enhancer: Chrome extension to ... - GitHub
Chrome extension to enhance the functionality of static A2OJ site. - pratikdaigavane/A2OJ-Enhancer.
Treaps · USACO Guide
... https://oj.uz/submission/242393. A2OJ: https://a2oj.com/category?ID=14 · https ://szkopul.edu.pl/problemset/problem/2yK6zUTXvAjhxSDfbjE4Zx7k/site/?key= ...
A2OJ Enhancer
Apr 7, 2021 ... Make A2OJ dynamic again! This chrome extension extends the functionality of A2OJ. The solved problems are highlighted in green. Some visual ...
Events - SFU Computing Science ACM Contest - Simon Fraser ...
Register and start solving: https://www.a2oj.com/contest?ID=31314. Solve as many problems as you can! Winter Programming Contest (2017). Teams of two ( or ...
sites like a2oj - ERA-EDTA
- https://web.era-edta.org/uploads/uses-of-maxb/sites-like-a2oj-56f799
A2 Online Judge (or Virtual Online Contests) is an online judge with hundreds of problems and it helps you to create, run and participate in virtual contests using ...
How I Make My First (real) Open Source Contribution - DEV ...
Jun 21, 2021 ... There's this site called A2 Online Judge (A2OJ) that have a ladder of problem that we can follow based on difficulty and Codeforces Rating, ...
Is A2oj.com Down Right Now? - A2oj.com not working
Trying opening a2oj.com but the site is not working and appears offline today? Check issue below if it's down for everyone else or just you! Server Status. UP.
a2oj - githubmemory
⚡ Dynamic A2OJ - A dynamic version of the all time favourite A2OJ ladder. CITIZENDOT Updated 1 week ago. fork time in 13 hours ago. Activity icon.
Suggest some good problems for dsa practice - help - CodeChef ...
Jun 12, 2020 ... Try out https://www.a2oj.com/Categories.html. There are SPOJ problems under each topic. 1 Like. swathi_vennela June 12, 2020, 6:26pm #3.
Sahil Prakash - Software Development Engineer 2 - Amazon ...
I'm sadly announcing that a2oj.com (A2… · Today, I am very shocked and… · Kudos to #swiggy Data Science team, out…
Static A2OJ
A2 Online Judge is permanently shut down. Feel free to email [email protected] if you have a data request or something to say. Also you can find some static ...
Announcement - FAQ about the migration to DMOJ - PEG Judge
Jun 24, 2020 ... I remember that, once, the owner of a2oj.com signaled that he is about to close his site and immediately received enough money. I am sure that ...
Runtime Error - C Programming , No Error on IDE - Stack Overflow
Here's the description of the problem https://a2oj.com/p?ID=193 , it works very well on Visual Studio but for some reason it produces Runtime - Error on the ...
Advice on crafting competitive programming training schedule ...
May 18, 2020 ... For Codeforces try a2oj.com, and solve problems by difficulty levels. 2. Reply ... a2oj.com. awesome! Thanks. 1. Reply. View all 4 comments ...
Job: A2OJ Code Battle in Cairo, Egypt | WUZZUF
A2OJ Code Battle is Egypt's first programming competition, designed for Egyptian coders who have a passion for programming and a willingness to prove ...
Getting Started with Competitive Programming | by SARVESH ...
Apr 14, 2020 ... Codeforces is the best platform for any competitive programmer to be on! Solve all the problems from the below list: https://www.a2oj.com/ ...
▷ a2oj.Herokuapp.com : Dynamic A2OJ - IPAddress.com
Easily track your ladder progress with the new A2OJ. Website Host, https://a2oj. herokuapp.com. Server Software, gunicorn/20.0.4. DNS Resource Records ...
HackerRank Hires Google Code Jam's Ahmed Aly - Business - Insider
Sep 1, 2015 ... ... a one-time finalist in the ACM-ICPC contest. In fact, Aly loves programming contests so much, he's owned and operated his own: A2OJ.com.
Olimpiada Boliviana de Informatica - Oruro (2021)
a2oj.com A2 Online Judge (or Virtual Online Contests) is an online judge with hundreds of problems and it helps you to create, run and participate in virtual ...
SPOJ.com - Problem PRATA
May 14, 2011 ... Can anyone tell me why this one is in the segment tree category here (https://a2oj .com/category?ID=25). darshan_07: 2020-08-01 18:35:31.
courses:a4b36acm2:soutezni_akce [CourseWare Wiki]
Feb 21, 2018 ... Příprava na CERC 2014 (účast FEL, FIT, MFF). 4.11.2014 Přípravný contest CVUT http://a2oj.com/Contest.jsp?ID=14442. 11.11.2014 Druhý ...
Does a2oj Ladder really works ? - Codeforces
I'm currently trying to improve my problem solving skills to score high here! Recently a friend of mine suggested that I should start solving the a2oj Ladder ( which I ...
Page Resources Breakdown
Homepage Links Analysis
Website Inpage Analysis
| H1 Headings: | Not Applicable | H2 Headings: | Not Applicable |
| H3 Headings: | Not Applicable | H4 Headings: | Not Applicable |
| H5 Headings: | Not Applicable | H6 Headings: | Not Applicable |
| Total IFRAMEs: | Not Applicable | Total Images: | 1 |
| Google Adsense: | Not Applicable | Google Analytics: | UA-16947566-3 |
Two Phrase Analysis
| Words | Occurrences | Density | Possible Spam |
|---|---|---|---|
| say Also | 1 | 2.778 % | No |
| Also you | 1 | 2.778 % | No |
| to say | 1 | 2.778 % | No |
| something to | 1 | 2.778 % | No |
| request or | 1 | 2.778 % | No |
| or something | 1 | 2.778 % | No |
| you can | 1 | 2.778 % | No |
| can find | 1 | 2.778 % | No |
| below Ladders | 1 | 2.778 % | No |
| Ladders Categories | 1 | 2.778 % | No |
| pages below | 1 | 2.778 % | No |
| static pages | 1 | 2.778 % | No |
| find some | 1 | 2.778 % | No |
| some static | 1 | 2.778 % | No |
| data request | 1 | 2.778 % | No |
| a data | 1 | 2.778 % | No |
| shut down | 1 | 2.778 % | No |
| down Feel | 1 | 2.778 % | No |
| permanently shut | 1 | 2.778 % | No |
| is permanently | 1 | 2.778 % | No |
Four Phrase Analysis
| Words | Occurrences | Density | Possible Spam |
|---|---|---|---|
| say Also you can | 1 | 2.778 % | No |
| Also you can find | 1 | 2.778 % | No |
| to say Also you | 1 | 2.778 % | No |
| something to say Also | 1 | 2.778 % | No |
| request or something to | 1 | 2.778 % | No |
| or something to say | 1 | 2.778 % | No |
| you can find some | 1 | 2.778 % | No |
| can find some static | 1 | 2.778 % | No |
| below Ladders Categories | 1 | 2.778 % | No |
| Ladders Categories | 1 | 2.778 % | No |
| pages below Ladders Categories | 1 | 2.778 % | No |
| static pages below Ladders | 1 | 2.778 % | No |
| find some static pages | 1 | 2.778 % | No |
| some static pages below | 1 | 2.778 % | No |
| data request or something | 1 | 2.778 % | No |
| a data request or | 1 | 2.778 % | No |
| shut down Feel free | 1 | 2.778 % | No |
| down Feel free to | 1 | 2.778 % | No |
| permanently shut down Feel | 1 | 2.778 % | No |
| is permanently shut down | 1 | 2.778 % | No |
Mobile Friendly Check
Mobile Friendly : Unknown
Score : Unknown
No data to show.
Websites Hosted on Same IP (i.e. 185.199.110.153)
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HTTP Header Analysis
Status-Code: 200
Status: 200 OK
Connection: keep-alive
Content-Length: 677
Server: GitHub.com
Content-Type: text/html; charset=utf-8
Last-Modified: Tue, 09 Mar 2021 07:31:27 GMT
Access-Control-Allow-Origin: *
ETag: W/"6047244f-456"
expires: Thu, 08 Jul 2021 11:13:55 GMT
Cache-Control: max-age=600
Content-Encoding: gzip
x-proxy-cache: MISS
X-GitHub-Request-Id: 62B6:65E3:1B152AC:1BE76E4:60E6DB9B
Accept-Ranges: bytes
Date: Thu, 08 Jul 2021 14:52:50 GMT
Via: 1.1 varnish
Age: 0
X-Served-By: cache-fra19176-FRA
X-Cache: MISS
X-Cache-Hits: 0
X-Timer: S1625755971.663264,VS0,VE88
Vary: Accept-Encoding
X-Fastly-Request-ID: 2bf21ef5563eee70db8135bab5f3ceda2b86e3d4
Domain Information
| Domain Registrar: |
Google LLC
|
|---|---|
| Registration Date: | 2013-12-21 1 decade 4 months 3 weeks ago |
| Last Modified: | 2019-11-07 4 years 6 months 1 week ago |
Domain Nameserver Information
| Host | IP Address | Country | |
|---|---|---|---|
| ns-cloud1.googledomains.com | |
216.239.32.106 | United States |
| ns-cloud2.googledomains.com | |
216.239.34.106 | United States |
| ns-cloud3.googledomains.com | |
216.239.36.106 | United States |
| ns-cloud4.googledomains.com | |
216.239.38.106 | United States |
DNS Record Analysis
| Host | Type | TTL | Extra |
|---|---|---|---|
| a2oj.com | A | 3598 |
IP: 185.199.111.153 |
| a2oj.com | A | 3598 |
IP: 185.199.108.153 |
| a2oj.com | A | 3598 |
IP: 185.199.110.153 |
| a2oj.com | A | 3598 |
IP: 185.199.109.153 |
| a2oj.com | NS | 21600 |
Target: ns-cloud3.googledomains.com |
| a2oj.com | NS | 21600 |
Target: ns-cloud4.googledomains.com |
| a2oj.com | NS | 21600 |
Target: ns-cloud1.googledomains.com |
| a2oj.com | NS | 21600 |
Target: ns-cloud2.googledomains.com |
| a2oj.com | SOA | 21600 |
MNAME: ns-cloud1.googledomains.com RNAME: dns-admin.google.com Serial: 103 Refresh: 21600 Retry: 3600 Expire: 1209600 |
| a2oj.com | MX | 3600 |
Priority: 20 Target: alt2.gmr-smtp-in.l.google.com |
| a2oj.com | MX | 3600 |
Priority: 30 Target: alt3.gmr-smtp-in.l.google.com |
| a2oj.com | MX | 3600 |
Priority: 40 Target: alt4.gmr-smtp-in.l.google.com |
| a2oj.com | MX | 3600 |
Priority: 10 Target: alt1.gmr-smtp-in.l.google.com |
| a2oj.com | MX | 3600 |
Priority: 5 Target: gmr-smtp-in.l.google.com |
| a2oj.com | TXT | 3600 |
TXT: google-site-verification=XqJcp122agPCIEt utD1mS55Oy6YNydKHP8juPy7jLK8 |
Alexa Traffic Rank
Alexa Search Engine Traffic
Top Organic Keyword
| 1. | a2oj ladder |
| 2. | a2oj |
| 3. | a2oj ladders |
| 4. | a20j ladders |
| 5. | a20j ladder |
Top Paid Keyword
| Not Applicable |
Top Referral Site
| 1. | codeforces.com |
| 2. | medium.com |
| 3. | plzrun.tistory.com |
| 4. | github.com |
| 5. | wiki.metakgp.org |
Top Destination Site
| 1. | uva.onlinejudge.org |
| 2. | icpcarchive.ecs.baylor.edu |
| 3. | onlinejudge.org |
Full WHOIS Lookup
Registry Domain ID:
1839858819_DOMAIN_COM-VRSN
Registrar WHOIS Server:
whois.google.com
Registrar URL:
http://domains.google.com
Updated Date:
2019-11-06T22:59:44Z
Creation Date:
2013-12-20T18:00:24Z
Registry Expiry Date:
2022-12-20T18:00:24Z
Registrar: Google LLC
Registrar IANA ID:
895
Registrar Abuse Contact Email:
[email protected]
Registrar Abuse Contact Phone:
+1.8772376466
Domain Status: clientTransferProhibited
https://icann.org/epp#clientTransferProhibited
Name Server:
NS-CLOUD1.GOOGLEDOMAINS.COM
Name Server:
NS-CLOUD2.GOOGLEDOMAINS.COM
Name Server:
NS-CLOUD3.GOOGLEDOMAINS.COM
Name Server:
NS-CLOUD4.GOOGLEDOMAINS.COM
DNSSEC: signedDelegation
DNSSEC DS
Data: 30059 8 2
C123131D9151C0DA4D0CD292A225307F589CD5010F1C19F2118C73795B9B512B
U
RL of the ICANN Whois Inaccuracy Complaint Form:
https://www.icann.org/wicf/
>>> Last update of whois database:
2021-07-08T14:52:38Z
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