mambo's blog

By mambo, history, 5 months ago, In English

Now I know what you're thinking... "oh no. hes being racist again"

however, if you would so kindly look at any recent standings, especially ones which favour the timezone of indians... (like the last div1,div2 combined round...), you would notice quite the coincidence. And if you think, oh well Codeforces is fucked... you would be wrong Codeforces gets the short end of it, just look at meta hacker cup round 3, and compare it to any other year.

Now is calling out Indians racist? Without valid reasoning that they are the supermajority causing issues, yes. However, I believe I have valid enough reasoning. If the pure statistics don't convince you that we must target punishments towards India/bangladesh/pakistan?/basically that geographic region, then why not use logic instead?

Why do these people want to cheat? Well I've asked a few who obviously, I will keep anonymous. Simply put, its peer pressure. Somehow, most likely due to government corruption and other political things I will not get into, Indian students believe it is ok to cheat as long as they get good results for a job eventually. Because their peers all cheat, they also feel compelled to cheat. Now obviously this is a fundamental flaw widespread in only india, pakistan, and similar regions.

Overall, it seems the majority of cheaters are Indian, and due to the difficulty for online proctoring or other completely fair solutions, I believe banning Indian (and similar) based off the area code on their phone numbers by default will have great contribution both for academic integrity, and the CF infrastructure. What do I mean by default? Well we cant ban everyone, that would be unfair for the actual high level Indians who do not cheat. Due to these being so incredibly rare, we can have non Indians vouch for them. If they are still caught cheating both the non Indian and Indian are banned.

Actually by using a phone number when registering (luogu does this btw) you can prevent alt accounts as well. Its a win-win if you think about it. Or maybe, we can allow registering of accounts, but they have submission limits, and cannot participate in contests without phone number verification.

The submission limits should help reduce the long queues, and by using phone numbers, botnets would be impossible. While banning Indians seems racist, unfortunately It would be the most realistic and simplest solution that would largely fix the problems on this platform currently.

Finally: on the topic of mass downvoting this blog. Sure go ahead, especially to the cheaters and Indians who don't want such changes to take effect, in fact I have a message for you. Unlike you, I really don't care if one online number goes down, mass downvote me all you want, I really couldn't care less, I'm just trying to propose a feasible and realistic solution.

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By mambo, history, 6 months ago, In English

Hi. See todays rounds (Codeforces Round 1059 (Div. 3)) standings, front two pages, and 700-800 These are clearly bot accounts so my question is the following:

what exactly does cloudflare contribute????

it blocks normal users, but when there's an actual botnet on the loose, they're all let through?

Of course, naturally all these bots are utilizing LLM to solve as well, so please consider filtering for unrated that solved either

a b c d f g, or a c d f g (because their b fst/hacked LOL), for an immediate purge (not including the normal plagiarism check)

this nonnegligibly affects participants in the top 2000 of the contest, more than any other recent case of cheating

note, f is much more difficult than e from my experience, so not being able to solve e, but solving f is a clear sign of LLM.

I understand the admins are busy, but I understand they want best for this site, and much of us, the community do too.

Thank you for your efforts, and I hope this issue is fixed soon.

(NOTE: Great wall of India is a joke seeing how all the usernames are Indian sounding as is NO means of being racism, please take this lightly)

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