North koreans occupy the top 3 positions in september long challenge

@tamo11 They do cheat

@admin…this is surely worth noticing…cheating is prevailing that’s for sure

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Please add this cases in your post as well.So everybody can see easily.

Current Case :

1)kut_hbi1998 | CodeChef User Profile for KUT | CodeChef
2)rns6 | CodeChef User Profile for Kang Song Rok | CodeChef
3)oilhun | CodeChef User Profile for Ri Hak Yong | CodeChef

All 3 North-Koreans submitted all solutions to Div-1 on last day/hour and minute and got top-3-ranks.

This is more suspicious then Rhea case. Please look into it.

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first of all, that’s very racist. You can’t generalize that description to fit an entire country.
If you have any suspicions, check their submissions and if they’re similar, report it to help@codechef.com

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They have been caught many times previously as well. Don’t pretend to be a saint here. A very big suspicious act has been going on since a long time and just looking at codes is not enough in 7* North Korean’s case.

he has reached 4* by doing short contests…check his profile

So suspicious.

Well, they are using 1 account for each person so its a big violation(total maybe 7-8). And when a cheater gets top 3-ranks, it creates more harm you see.(even to rating of others)

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They may be Indians making fake Korean account also, because the trend of cheating is very high in CodeChef India. There were many new submissions during the last hours of the contest.

@prats1997

No they are not.
India already has very few 7* coders. In North Korea, all coders are mostly 7* coders ,they have been doing this cheating trend since 2013 on codeforces as well. They are famous for that and well known as well.

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I don’t find any similarity in the two codes except for one which is I can’t understand both of them.

never mind, cheaters are just eliminating themselves out of race. Good for us.

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We can keep that aside and just notice their suspicious actions throughout all these years . You can check the links I have posted. They have been caught many times in the past.

Seems like they got really better at hiding it.

But always getting rank-1 is not a good way to hide.Xd.

The actions are suspicious but if they break any rules, they are penalized. They might be taking part in teams and we can’t do anything since they don’t break any rule.

Participating in a team using multiple accounts is violation of rule. You can check it up. For example-Three accounts got top 3 ranks by team participation. Thats a violation. Codechef only allows 1 account for team participation.

Do you have any proof that the 3 accounts had people in common?

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My comment has been edited. Apart from their previous actions / histories/similar usernames like rsn5/rsn6, I have no other proof. Just wanted to bring attention to this matter. Thanks.

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If you have any concrete proof regarding their cheating, report at help@codechef.com . Still If you want to say something publicly, use this thread . Don’t create mutiple threads here. It won’t benefit anyone in any of the ways.

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