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20
Codeforces Round 764 (Div. 3)
Jan/10/2022 17:35
3294
3
+9
1347
19
Hello 2022
Jan/03/2022 17:35
4996
1
+4
1338
18
Codeforces Round 759 (Div. 2, based on Technocup 2022 Elimination Round 3)
Dec/12/2021 18:15
2963
3
-5
1334
17
Codeforces Round 739 (Div. 3)
Aug/18/2021 17:35
799
5
+144
1339
Became
Pupil
Chunghan
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Chunghan
16
Codeforces Round 737 (Div. 2)
Aug/09/2021 17:35
4542
2
+65
1195
15
Codeforces Round 705 (Div. 2)
Mar/06/2021 17:05
8381
1
-89
1130
Became
Newbie
Chunghan
→
Chunghan
14
Codeforces Round 689 (Div. 2, based on Zed Code Competition)
Dec/11/2020 17:35
4619
1
-13
1219
13
Codeforces Round 688 (Div. 2)
Dec/04/2020 16:05
9260
1
-117
1232
12
Codeforces Round 604 (Div. 2)
Dec/05/2019 17:35
2242
3
+35
1349
11
Educational Codeforces Round 76 (Rated for Div. 2)
Nov/13/2019 17:35
5430
2
-73
1314
10
Codeforces Round 599 (Div. 2)
Nov/06/2019 18:05
2534
3
+8
1387
9
Codeforces Round 581 (Div. 2)
Aug/20/2019 17:35
3818
2
+1
1379
8
Codeforces Round 559 (Div. 2)
May/12/2019 17:35
1158
2
+45
1378
7
Codeforces Round 554 (Div. 2)
Apr/24/2019 17:35
2824
2
+3
1333
6
Codeforces Round 550 (Div. 3)
Mar/31/2019 17:05
2167
3
-9
1330
5
Codeforces Round 538 (Div. 2)
Feb/10/2019 17:05
4660
1
-60
1339
4
Codeforces Round 529 (Div. 3)
Dec/27/2018 17:35
2464
2
-34
1399
Became
Pupil
Chunghan
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Chunghan
3
Codeforces Round 524 (Div. 2)
Nov/24/2018 10:35
1666
2
-7
1433
2
Codeforces Round 513 by Barcelona Bootcamp (rated, Div. 1 + Div. 2)
Oct/04/2018 10:05
1905
2
-7
1440
1
Codeforces Round 512 (Div. 2, based on Technocup 2019 Elimination Round 1)
Sep/23/2018 16:05
2242
2
-53
1447
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Specialist
Chunghan
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Chunghan
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Codeforces Round 1132 (Div. 2)
08:01:13
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Codeforces Round 1133 (Div. 1, Div. 2)
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Codeforces Round 1132 (Div. 2)
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Iranian Combinatorics Olympiad 2026
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Bad news for number theory lovers
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Educational Codeforces Round 196 [rated for Div. 2]
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Codeforces Round 1006 (Div. 3) Editorial
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Cannot Disable Manager Mode
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The Day the Problem Solving Died
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