Contests - Codeforces

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Codeforces Round (Div. 2)
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Contests

#	Contest	Start time	Rank	Solved	Rating change	New rating
131	Educational Codeforces Round 184 (Rated for Div. 2)	Nov/14/2025 17:35	2619	4	-35	1678
130	Codeforces Round 1028 (Div. 2)	May/31/2025 17:35	849	3	+46	1713
129	Codeforces Round 1027 (Div. 3)	May/26/2025 17:35	379	5	+74	1667	Became Expert Klaus26 → Klaus26
128	Codeforces Round 1025 (Div. 2)	May/17/2025 17:35	2916	3	-28	1593	Became Specialist Klaus26 → Klaus26
127	Codeforces Round 1020 (Div. 3)	Apr/24/2025 17:35	248	6	+113	1621	Became Expert Klaus26 → Klaus26
126	Neowise Labs Contest 1 (Codeforces Round 1018, Div. 1 + Div. 2)	Apr/19/2025 17:35	8303	1	-114	1508	Became Specialist Klaus26 → Klaus26
125	Codeforces Round 1014 (Div. 2)	Mar/29/2025 17:35	3904	3	-51	1622
124	Codeforces Round 1011 (Div. 2)	Mar/22/2025 17:35	2049	3	-8	1673
123	Codeforces Round 1009 (Div. 3)	Mar/11/2025 17:35	145	6	+134	1681	Became Expert Klaus26 → Klaus26
122	Codeforces Round 1008 (Div. 2)	Mar/10/2025 17:45	6444	2	-93	1547	Became Specialist Klaus26 → Klaus26
121	Codeforces Round 1002 (Div. 2)	Feb/02/2025 17:35	4375	2	-62	1640
120	Ethflow Round 1 (Codeforces Round 1001, Div. 1 + Div. 2)	Jan/26/2025 17:35	2300	3	+20	1702
119	Codeforces Round 1000 (Div. 2)	Jan/22/2025 15:05	1835	3	+10	1682
118	IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2)	Jan/20/2025 17:35	1620	4	+48	1672
117	Codeforces Round 996 (Div. 2)	Jan/12/2025 17:35	5003	3	-64	1624
116	Hello 2025	Jan/04/2025 17:35	5019	2	-87	1688
115	Good Bye 2024: 2025 is NEAR	Dec/28/2024 17:35	2350	4	-8	1775
114	Codeforces Round 994 (Div. 2)	Dec/20/2024 17:35	771	4	+46	1783
113	Codeforces Round 992 (Div. 2)	Dec/08/2024 17:35	1393	3	-8	1737
112	Rayan Programming Contest 2024 - Selection (Codeforces Round 989, Div. 1 + Div. 2)	Nov/30/2024 17:35	1620	4	+22	1745
111	Codeforces Round 987 (Div. 2)	Nov/15/2024 15:35	3189	3	-86	1723
110	Educational Codeforces Round 171 (Rated for Div. 2)	Oct/28/2024 17:35	2208	3	-56	1809
109	Codeforces Global Round 27	Oct/27/2024 17:35	1778	4	-30	1865
108	Educational Codeforces Round 170 (Rated for Div. 2)	Oct/14/2024 17:35	630	4	+23	1895
107	Codeforces Round 978 (Div. 2)	Oct/13/2024 22:35	997	2	-67	1872	Became Expert Klaus26 → Klaus26
106	EPIC Institute of Technology Round August 2024 (Div. 1 + Div. 2)	Aug/11/2024 17:35	372	6	+165	1939	Became Candidate Master Klaus26 → Klaus26
105	Codeforces Round 965 (Div. 2)	Aug/10/2024 17:35	3798	2	-81	1774
104	Codeforces Round 961 (Div. 2)	Jul/23/2024 17:35	422	4	+67	1855
103	Codeforces Round 959 sponsored by NEAR (Div. 1 + Div. 2)	Jul/18/2024 17:35	1655	4	+19	1788
102	Codeforces Round 945 (Div. 2)	May/17/2024 17:35	942	3	+24	1769
101	Codeforces Round 942 (Div. 2)	Apr/30/2024 17:35	1123	4	-12	1745
100	Codeforces Round 941 (Div. 2)	Apr/27/2024 17:35	644	4	+22	1757
99	Codeforces Round 930 (Div. 2)	Feb/29/2024 17:35	446	3	+80	1735
98	Educational Codeforces Round 156 (Rated for Div. 2)	Oct/09/2023 17:35	800	3	+87	1655	Became Expert Klaus26 → Klaus26
97	Codeforces Round 901 (Div. 2)	Sep/30/2023 17:35	1702	4	+26	1568
96	Educational Codeforces Round 155 (Rated for Div. 2)	Sep/24/2023 17:35	3798	3	-36	1542
95	CodeTON Round 6 (Div. 1 + Div. 2, Rated, Prizes!)	Sep/18/2023 17:35	4171	3	-52	1578	Became Specialist Klaus26 → Klaus26
94	Codeforces Round 897 (Div. 2)	Sep/11/2023 17:35	1618	3	+21	1630
93	Codeforces Round 896 (Div. 2)	Sep/10/2023 17:05	553	4	+105	1609	Became Expert Klaus26 → Klaus26
92	Pinely Round 2 (Div. 1 + Div. 2)	Aug/30/2023 17:35	3907	4	-16	1504
91	Harbour.Space Scholarship Contest 2023-2024 (Div. 1 + Div. 2)	Aug/26/2023 17:35	5694	2	-75	1520
90	Educational Codeforces Round 152 (Rated for Div. 2)	Jul/27/2023 17:35	678	4	+120	1595
89	Codeforces Round 887 (Div. 2)	Jul/23/2023 17:35	2023	2	+35	1475
88	Codeforces Round 885 (Div. 2)	Jul/16/2023 17:35	7826	0	-166	1440	Became Specialist Klaus26 → Klaus26
87	Codeforces Round 884 (Div. 1 + Div. 2)	Jul/11/2023 17:35	6258	3	-105	1606
86	Codeforces Round 882 (Div. 2)	Jul/06/2023 17:35	742	4	+64	1711
85	Educational Codeforces Round 151 (Rated for Div. 2)	Jun/29/2023 17:35	1404	3	+23	1647
84	Codeforces Round 880 (Div. 2)	Jun/18/2023 17:35	856	3	+46	1624	Became Expert Klaus26 → Klaus26
83	Codeforces Round 877 (Div. 2)	Jun/04/2023 17:45	4065	2	-67	1578	Became Specialist Klaus26 → Klaus26
82	Codeforces Round 876 (Div. 2)	Jun/03/2023 17:35	1291	3	+5	1645
81	Educational Codeforces Round 149 (Rated for Div. 2)	May/25/2023 17:35	1710	4	-1	1640
80	Educational Codeforces Round 148 (Rated for Div. 2)	May/12/2023 17:35	882	3	+51	1641	Became Expert Klaus26 → Klaus26
79	Codeforces Round 865 (Div. 2)	Apr/09/2023 17:45	649	3	+77	1590
78	Codeforces Round 862 (Div. 2)	Apr/02/2023 17:35	2980	3	-30	1513
77	CodeTON Round 4 (Div. 1 + Div. 2, Rated, Prizes!)	Mar/31/2023 17:35	3338	3	-25	1543
76	Educational Codeforces Round 145 (Rated for Div. 2)	Mar/23/2023 17:35	5156	2	-98	1568	Became Specialist Klaus26 → Klaus26
75	Nebius Welcome Round (Div. 1 + Div. 2)	Mar/12/2023 17:35	2557	3	-38	1666
74	Codeforces Round 857 (Div. 2)	Mar/09/2023 12:35	1599	3	-72	1704
73	Codeforces Round 856 (Div. 2)	Mar/04/2023 20:35	115	4	+153	1776
72	Codeforces Round 855 (Div. 3)	Mar/02/2023 17:35	247	7	+104	1623	Became Expert Klaus26 → Klaus26
71	Codeforces Round 854 by cybercats (Div. 1 + Div. 2)	Feb/27/2023 17:35	2288	2	-3	1519
70	Codeforces Round 853 (Div. 2)	Feb/25/2023 17:20	2486	2	-24	1522
69	Educational Codeforces Round 143 (Rated for Div. 2)	Feb/16/2023 17:35	1119	4	+64	1546
68	Codeforces Round 852 (Div. 2)	Feb/12/2023 11:35	3225	3	-39	1482
67	Codeforces Round 851 (Div. 2)	Feb/09/2023 17:35	6056	2	-93	1521	Became Specialist Klaus26 → Klaus26
66	Educational Codeforces Round 139 (Rated for Div. 2)	Dec/12/2022 17:35	1864	3	-14	1614
65	Codeforces Round 820 (Div. 3)	Sep/12/2022 17:35	575	5	+38	1628	Became Expert Klaus26 → Klaus26
64	Educational Codeforces Round 134 (Rated for Div. 2)	Aug/27/2022 17:35	1465	3	+26	1590
63	Codeforces Round 813 (Div. 2)	Aug/13/2022 17:35	2362	3	+11	1564
62	Educational Codeforces Round 133 (Rated for Div. 2)	Aug/04/2022 17:35	4270	2	-61	1553	Became Specialist Klaus26 → Klaus26
61	Codeforces Round 792 (Div. 1 + Div. 2)	May/19/2022 17:35	2401	3	+1	1614
60	Codeforces Global Round 19	Feb/12/2022 17:35	1524	4	+78	1613	Became Expert Klaus26 → Klaus26
59	Codeforces Round 770 (Div. 2)	Feb/06/2022 17:35	2278	3	+21	1535
58	Codeforces Round 769 (Div. 2)	Jan/30/2022 17:35	6536	2	-84	1514
57	Codeforces Round 768 (Div. 2)	Jan/27/2022 17:35	2579	3	-24	1598	Became Specialist Klaus26 → Klaus26
56	Codeforces Round 756 (Div. 3)	Nov/25/2021 17:35	108	7	+154	1622	Became Expert Klaus26 → Klaus26
55	Codeforces Round 754 (Div. 2)	Nov/12/2021 17:35	2906	3	-16	1468
54	Codeforces Round 750 (Div. 2)	Oct/24/2021 13:05	2355	3	-11	1484
53	Codeforces Round 748 (Div. 3)	Oct/13/2021 17:35	1812	4	-9	1495
52	Codeforces Round 747 (Div. 2)	Oct/08/2021 18:05	1704	4	+27	1504
51	Codeforces Round 745 (Div. 2)	Sep/30/2021 13:15	3168	1	-70	1477
50	Codeforces Round 744 (Div. 3)	Sep/28/2021 17:35	565	6	+70	1547
49	Educational Codeforces Round 114 (Rated for Div. 2)	Sep/20/2021 17:35	7242	1	-124	1477	Became Specialist Klaus26 → Klaus26
48	Codeforces Round 741 (Div. 2)	Aug/26/2021 17:35	1851	3	+10	1601	Became Expert Klaus26 → Klaus26
47	Codeforces Round 740 (Div. 2, based on VK Cup 2021 - Final (Engine))	Aug/24/2021 17:35	1980	3	-10	1591	Became Specialist Klaus26 → Klaus26
46	Codeforces Round 719 (Div. 3)	May/05/2021 17:35	161	6	+152	1601	Became Expert Klaus26 → Klaus26
45	Codeforces Global Round 13	Feb/28/2021 16:35	3343	2	+32	1449
44	Codeforces Round 703 (Div. 2)	Feb/18/2021 17:35	6893	1	-71	1417
43	Codeforces Round 702 (Div. 3)	Feb/16/2021 17:35	1211	5	+32	1488
42	Educational Codeforces Round 104 (Rated for Div. 2)	Feb/15/2021 17:35	4694	2	-41	1456
41	Educational Codeforces Round 103 (Rated for Div. 2)	Jan/29/2021 17:35	5463	2	-51	1497
40	Educational Codeforces Round 102 (Rated for Div. 2)	Jan/14/2021 17:35	1780	3	+42	1548
39	Codeforces Round 695 (Div. 2)	Jan/08/2021 17:35	2013	2	+63	1506
38	Codeforces Round 694 (Div. 2)	Jan/05/2021 17:35	2329	3	+52	1443	Became Specialist Klaus26 → Klaus26
37	Codeforces Round 693 (Div. 3)	Jan/04/2021 17:35	5049	3	-50	1391	Became Pupil Klaus26 → Klaus26
36	Codeforces Global Round 12	Dec/06/2020 17:35	4193	2	-31	1441
35	Educational Codeforces Round 99 (Rated for Div. 2)	Nov/30/2020 17:35	2216	4	+42	1472
34	Codeforces Round 686 (Div. 3)	Nov/24/2020 17:35	2453	4	-10	1430
33	Educational Codeforces Round 98 (Rated for Div. 2)	Nov/19/2020 17:35	6170	2	-105	1440
32	Codeforces Round 677 (Div. 3)	Oct/20/2020 17:35	600	5	+66	1545
31	Codeforces Round 670 (Div. 2)	Sep/12/2020 16:45	4647	2	-45	1479
30	Codeforces Round 668 (Div. 2)	Sep/06/2020 17:35	2894	3	-11	1524
29	Codeforces Round 666 (Div. 2)	Aug/30/2020 17:35	1736	3	+53	1535
28	Codeforces Global Round 10	Aug/16/2020 17:35	7079	2	-106	1482
27	Educational Codeforces Round 93 (Rated for Div. 2)	Aug/14/2020 17:35	810	4	+144	1588
26	Codeforces Round 664 (Div. 2)	Aug/12/2020 17:35	4088	2	-4	1444
25	Codeforces Round 663 (Div. 2)	Aug/09/2020 17:35	7996	2	-99	1448
24	Codeforces Round 662 (Div. 2)	Aug/07/2020 17:35	4443	2	-38	1547
23	Codeforces Round 661 (Div. 3)	Aug/05/2020 17:35	1292	4	+14	1585
22	Educational Codeforces Round 92 (Rated for Div. 2)	Jul/29/2020 17:35	4865	2	-44	1571	Became Specialist Klaus26 → Klaus26
21	Codeforces Round 641 (Div. 2)	May/12/2020 15:35	1093	3	+83	1615	Became Expert Klaus26 → Klaus26
20	Codeforces Round 638 (Div. 2)	May/01/2020 17:35	2589	3	+72	1532
19	Educational Codeforces Round 86 (Rated for Div. 2)	Apr/26/2020 17:35	5819	2	-7	1460
18	Codeforces Round 637 (Div. 2) - Thanks, Ivan Belonogov!	Apr/23/2020 17:45	2910	3	+72	1467	Became Specialist Klaus26 → Klaus26
17	Codeforces Round 636 (Div. 3)	Apr/21/2020 17:35	10357	2	-83	1395	Became Pupil Klaus26 → Klaus26
16	Codeforces Round 634 (Div. 3)	Apr/13/2020 17:35	3491	4	+1	1478
15	Codeforces Round 633 (Div. 2)	Apr/12/2020 17:05	2611	3	+51	1477
14	Educational Codeforces Round 85 (Rated for Div. 2)	Apr/10/2020 17:35	6165	2	-6	1426
13	Codeforces Round 632 (Div. 2)	Apr/08/2020 17:35	5989	2	-16	1432
12	Codeforces Round 597 (Div. 2)	Nov/01/2019 17:35	1688	3	+75	1448	Became Specialist Klaus26 → Klaus26
11	Educational Codeforces Round 75 (Rated for Div. 2)	Oct/24/2019 18:05	2292	2	+40	1373
10	Codeforces Round 589 (Div. 2)	Sep/29/2019 16:05	3319	2	+45	1333
9	Codeforces Round 588 (Div. 2)	Sep/23/2019 17:05	3987	2	-24	1288
8	Codeforces Round 584 - Dasha Code Championship - Elimination Round (rated, open for everyone, Div. 1 + Div. 2)	Sep/14/2019 16:05	3453	2	+23	1312
7	Educational Codeforces Round 71 (Rated for Div. 2)	Aug/22/2019 17:35	4431	2	-10	1289
6	Codeforces Round 581 (Div. 2)	Aug/20/2019 17:35	5668	1	-47	1299
5	Codeforces Round 574 (Div. 2)	Jul/17/2019 17:35	2981	2	+14	1346
4	Educational Codeforces Round 68 (Rated for Div. 2)	Jul/14/2019 17:45	3447	2	-21	1332
3	Codeforces Round 564 (Div. 2)	Jun/07/2019 15:05	3672	2	-65	1353	Became Pupil Klaus26 → Klaus26
2	Codeforces Global Round 3	Jun/01/2019 17:35	3006	1	-33	1418
1	Codeforces Round 561 (Div. 2)	May/17/2019 18:05	2660	2	-49	1451	Became Specialist Klaus26 → Klaus26

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