Cheater or not?

Revision en5, by grinding_codexp, 2024-09-04 05:38:34

Recently, when I was wandering around Codeforces Round 970 (Div. 3) submissions, i have noticed some aditya8806701281's submissions seem to be suspicious. This user has never ranked higher than 5000 in any contest before but in this contest he rose to the top 500.

Have a look:

Problem 2008H - Тест Сакурако: 279214387 As you can see, too many long-name variables and there is an unnecessary function (right after the defines) that he calls for nothing in the solve function.

Problem 2008G - Задание Сакурако: 279207870 The same thing from his solution from problem H.

Problem 2008F - Коробка Сакурако: 279133796 Variable names seem too long.

Problem 2008D - Хобби Сакурако: 279107529 2 extra functions for nothing, and he called them in the solve() function.

Problem 2008C - Самый длинный хороший массив: 279099481 Do you think the function randomOrder1() has any purpose?

Problem 2008B - Квадрат или нет: 279087122 I don't think he even cheated on B div3, but have a look. 2 randomFunction with no purpose.

Problem 2008A - Экзамен Сакурако: 279078136 If he cheated on A div3, idk what is he doing here. But I saw the "randomFunction" and yeah, who even do that?

Another 2 submissions I considered as worth seeing:

279179329 279116768

When I gave it to AI detector for code, here is the result:

First sub: (comments doesn't count, they have existed in the user's codes for a long time) 75% and 92% (Comment if you want the checker)

Second sub: (I pasted it directly for the AI to check) 75% and 88%

These 2 submissions was given to me by 2 codeforcers, and I don't find them myself. I don't want to say if they are cheaters, but this one is worth considering. Also, I did not say these codes are AI-generated, I just took these numbers from AI detector.

Tags cheat, cheater during contest, cheater go to hell, cheating

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en5 English grinding_codexp 2024-09-04 05:38:34 5
en4 English grinding_codexp 2024-09-04 05:37:49 22
en3 English grinding_codexp 2024-09-04 05:35:58 561
en2 English grinding_codexp 2024-09-03 13:17:14 0 (published)
en1 English grinding_codexp 2024-09-03 13:16:54 1340 Initial revision (saved to drafts)