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charlieC2000
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Contest
Start time
Rank
Solved
Rating change
New rating
15
Codeforces Round 884 (Div. 1 + Div. 2)
Jul/11/2023 17:35
10966
1
-90
1227
14
Codeforces Round 873 (Div. 2)
May/14/2023 17:35
3743
3
-11
1317
13
Codeforces Round 872 (Div. 2)
May/08/2023 15:05
2026
3
+49
1328
12
Codeforces Round 865 (Div. 2)
Apr/09/2023 17:45
2807
3
+43
1279
11
Codeforces Round 864 (Div. 2)
Apr/08/2023 17:05
4540
2
-6
1236
10
Codeforces Round 863 (Div. 3)
Apr/04/2023 17:35
6828
2
-35
1242
9
CodeTON Round 4 (Div. 1 + Div. 2, Rated, Prizes!)
Mar/31/2023 17:35
6497
2
-43
1277
8
Codeforces Round 861 (Div. 2)
Mar/29/2023 12:05
3867
2
-33
1320
7
Codeforces Round 860 (Div. 2)
Mar/26/2023 17:35
5328
2
-43
1353
6
Nebius Welcome Round (Div. 1 + Div. 2)
Mar/12/2023 17:35
2676
3
+98
1396
5
Codeforces Round 856 (Div. 2)
Mar/04/2023 20:35
1526
3
+168
1298
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Pupil
charlieC2000
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charlieC2000
4
Codeforces Round 855 (Div. 3)
Mar/02/2023 17:35
4500
5
+142
1130
3
Educational Codeforces Round 144 (Rated for Div. 2)
Feb/28/2023 17:35
3109
2
+289
988
2
Codeforces Round 854 by cybercats (Div. 1 + Div. 2)
Feb/27/2023 17:35
5608
1
+267
699
1
Codeforces Round 853 (Div. 2)
Feb/25/2023 17:20
5793
2
+432
432
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charlieC2000
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Spectral::Cup 2026 Round 1 (Codeforces Round 1094, Div. 1 + Div. 2)
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jerrywang0916
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When will the ratings of problems and cheaters be calculated?
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Spectral::Cup 2026 Round 1 (Codeforces Round 1094, Div. 1 + Div. 2)
ssk4988
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Tree Diameter Implementation
Hoks_
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Maybe It’s Time to Stop Unrated Accounts from Submitting
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Brand New Codeforces Rating Change Predictor
liusixun2025
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settings.json && cpp.json
liusixun2025
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cpp.json
liusixun2025
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vscode settings.json
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Suspicious Activity, Our Only Grandmaster?
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TeamsCode Spring 2026 Virtual Programming Contest
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The Man of six seven.
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IOI 2026 Teams
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Thukuna :D
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Illinois Programming League 2026: Online Mirror
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Road to 3000
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Rule about third-party code is changing
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code similarity flag........why
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Why a lot of newbies spend their time trying to catch someone cheating instead of solving problems?
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Blitz1v1 — A Real-Time 1v1 Coding Battle Platform
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Common Math Formulas and Tricks Used in Competitive Programming
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