Contests - Codeforces

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Educational Codeforces Round 189 (Rated for Div. 2)
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Repovive Standard Round 2 Solution Discussion (with Anirudh)

By Shayan

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Contests

#	Contest	Start time	Rank	Solved	Rating change	New rating
119	Codeforces Round 1075 (Div. 2)	Jan/23/2026 17:35	930	4	-55	2015
118	Codeforces Round 1073 (Div. 1)	Jan/17/2026 17:35	740	3	-68	2070	Became Candidate Master tkt0506tkt → tkt0506tkt
117	Hello 2026	Jan/07/2026 17:35	854	5	-11	2138
116	Codeforces Global Round 31 (Div. 1 + Div. 2)	Dec/19/2025 17:35	429	4	+54	2149	Became Master tkt0506tkt → tkt0506tkt
115	Codeforces Round 1070 (Div. 2)	Dec/11/2025 17:35	139	5	+49	2095
114	Codeforces Round 1069 (Div. 1)	Dec/06/2025 11:15	490	2	-25	2046
113	Codeforces Round 1068 (Div. 2)	Dec/05/2025 17:35	230	5	+19	2071
112	Codeforces Round 1067 (Div. 2)	Nov/29/2025 17:35	401	4	-16	2052
111	Educational Codeforces Round 185 (Rated for Div. 2)	Nov/28/2025 17:35	201	4	+33	2068
110	Educational Codeforces Round 184 (Rated for Div. 2)	Nov/14/2025 17:35	539	4	-10	2035
109	Codeforces Round 1063 (Div. 2)	Nov/10/2025 18:05	72	4	+119	2045
108	Codeforces Global Round 30 (Div. 1 + Div. 2)	Nov/06/2025 17:35	1538	4	-37	1926
107	Pinely Round 5 (Div. 1 + Div. 2)	Oct/30/2025 19:35	1393	3	-80	1963
106	Codeforces Round 1061 (Div. 2)	Oct/24/2025 17:35	215	5	+37	2043
105	Codeforces Round 1060 (Div. 2)	Oct/19/2025 17:35	200	5	+58	2006
104	Codeforces Round 1058 (Div. 1)	Oct/12/2025 17:35	601	1	+7	1948
103	Codeforces Round 1057 (Div. 2)	Oct/10/2025 17:35	1424	4	-61	1941
102	Codeforces Round 1056 (Div. 2)	Oct/05/2025 19:35	491	4	-14	2002
101	Squarepoint Challenge (Codeforces Round 1055, Div. 1 + Div. 2)	Oct/03/2025 17:35	464	5	+97	2016
100	Codeforces Round 1053 (Div. 2)	Sep/24/2025 14:35	74	5	+126	1919	Became Candidate Master tkt0506tkt → tkt0506tkt
99	Codeforces Round 1052 (Div. 2)	Sep/21/2025 17:35	1022	4	+8	1793
98	Codeforces Global Round 29 (Div. 1 + Div. 2)	Sep/20/2025 17:35	3170	3	-65	1785
97	Codeforces Round 1051 (Div. 2)	Sep/17/2025 17:35	214	5	+133	1850
96	Educational Codeforces Round 182 (Rated for Div. 2)	Sep/15/2025 17:35	4524	3	-96	1717
95	Codeforces Round 1049 (Div. 2)	Sep/09/2025 17:35	246	4	+137	1813
94	Codeforces Round 1046 (Div. 2)	Aug/28/2025 17:35	1131	4	+30	1676
93	Codeforces Round 1045 (Div. 2)	Aug/26/2025 17:35	3251	3	-31	1646
92	Codeforces Round 1044 (Div. 2)	Aug/24/2025 17:35	4382	3	-73	1677
91	Atto Round 1 (Codeforces Round 1041, Div. 1 + Div. 2)	Aug/07/2025 17:35	2845	3	-42	1750
90	Codeforces Round 1040 (Div. 2)	Jul/31/2025 17:35	1750	4	-42	1792
89	Codeforces Round 1039 (Div. 2)	Jul/27/2025 17:35	704	5	+34	1834
88	Educational Codeforces Round 181 (Rated for Div. 2)	Jul/22/2025 17:35	468	4	+82	1800
87	Order Capital Round 1 (Codeforces Round 1038, Div. 1 + Div. 2)	Jul/19/2025 17:35	6357	2	-127	1718
86	EPIC Institute of Technology Round Summer 2025 (Codeforces Round 1036, Div. 1 + Div. 2)	Jul/06/2025 17:35	914	5	+55	1845
85	Codeforces Round 1035 (Div. 2)	Jul/05/2025 17:35	2807	3	-63	1790
84	Educational Codeforces Round 180 (Rated for Div. 2)	Jun/23/2025 17:35	1839	4	-59	1853	Became Expert tkt0506tkt → tkt0506tkt
83	Codeforces Round 1033 (Div. 2) and CodeNite 2025	Jun/21/2025 17:35	282	4	+78	1912	Became Candidate Master tkt0506tkt → tkt0506tkt
82	Codeforces Round 1030 (Div. 2)	Jun/12/2025 17:35	383	4	+86	1834
81	Educational Codeforces Round 179 (Rated for Div. 2)	Jun/03/2025 17:35	997	4	+20	1748
80	Codeforces Round 1028 (Div. 2)	May/31/2025 17:35	2298	3	-41	1728
79	Codeforces Round 1026 (Div. 2)	May/24/2025 17:35	1570	4	-14	1769
78	Codeforces Round 1025 (Div. 2)	May/17/2025 17:35	860	4	+23	1783
77	Codeforces Round 1024 (Div. 2)	May/11/2025 17:35	1000	4	-9	1760
76	Codeforces Round 1023 (Div. 2)	May/05/2025 17:35	669	3	+43	1769
75	Codeforces Round 1021 (Div. 2)	Apr/26/2025 11:35	1076	3	-37	1726
74	Neowise Labs Contest 1 (Codeforces Round 1018, Div. 1 + Div. 2)	Apr/19/2025 17:35	3878	2	-83	1763
73	Teza Round 1 (Codeforces Round 1015, Div. 1 + Div. 2)	Apr/05/2025 17:35	942	4	+63	1846
72	Educational Codeforces Round 177 (Rated for Div. 2)	Apr/03/2025 17:35	1016	4	+20	1783
71	Codeforces Round 1014 (Div. 2)	Mar/29/2025 17:35	3550	3	-81	1763
70	Codeforces Round 1012 (Div. 2)	Mar/23/2025 08:35	1021	3	-59	1844	Became Expert tkt0506tkt → tkt0506tkt
69	Codeforces Round 1011 (Div. 2)	Mar/22/2025 17:35	875	4	-9	1903
68	Codeforces Round 1005 (Div. 2)	Feb/16/2025 17:35	355	4	+63	1912	Became Candidate Master tkt0506tkt → tkt0506tkt
67	Codeforces Round 1004 (Div. 2)	Feb/11/2025 17:35	549	4	+23	1849
66	Ethflow Round 1 (Codeforces Round 1001, Div. 1 + Div. 2)	Jan/26/2025 17:35	4091	3	-97	1826	Became Expert tkt0506tkt → tkt0506tkt
65	Codeforces Round 1000 (Div. 2)	Jan/22/2025 15:05	785	4	+1	1923
64	IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2)	Jan/20/2025 17:35	1612	4	-36	1922
63	Codeforces Round 997 (Div. 2)	Jan/17/2025 17:35	173	4	+94	1958	Became Candidate Master tkt0506tkt → tkt0506tkt
62	Codeforces Round 996 (Div. 2)	Jan/12/2025 17:35	855	3	+21	1864
61	Hello 2025	Jan/04/2025 17:35	1430	4	+39	1843
60	Educational Codeforces Round 173 (Rated for Div. 2)	Dec/24/2024 17:35	840	4	+20	1804
59	Codeforces Round 994 (Div. 2)	Dec/20/2024 17:35	1259	3	+1	1784
58	Codeforces Global Round 28	Dec/19/2024 17:35	2471	4	-41	1783
57	Codeforces Round 992 (Div. 2)	Dec/08/2024 17:35	914	3	+1	1824
56	CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)	Nov/23/2024 17:35	1650	5	-5	1823
55	Codeforces Round 986 (Div. 2)	Nov/10/2024 18:35	382	4	+71	1828
54	Refact.ai Match 1 (Codeforces Round 985)	Nov/09/2024 17:35	1193	4	+52	1757
53	Educational Codeforces Round 171 (Rated for Div. 2)	Oct/28/2024 17:35	3043	3	-56	1705
52	Codeforces Global Round 27	Oct/27/2024 17:35	2234	3	-28	1761
51	Codeforces Round 982 (Div. 2)	Oct/26/2024 17:35	149	5	+165	1789
50	Codeforces Round 981 (Div. 3)	Oct/24/2024 17:35	831	5	+31	1624	Became Expert tkt0506tkt → tkt0506tkt
49	Codeforces Round 979 (Div. 2)	Oct/19/2024 17:05	9033	2	-142	1593	Became Specialist tkt0506tkt → tkt0506tkt
48	Codeforces Round 976 (Div. 2) and Divide By Zero 9.0	Sep/29/2024 18:35	996	4	+44	1735
47	Codeforces Round 975 (Div. 2)	Sep/27/2024 16:35	718	4	+63	1691
46	Codeforces Round 973 (Div. 2)	Sep/20/2024 17:35	2990	3	-31	1628
45	Codeforces Round 972 (Div. 2)	Sep/14/2024 17:35	2948	3	-33	1659
44	Educational Codeforces Round 169 (Rated for Div. 2)	Aug/15/2024 17:35	3399	4	-42	1692
43	EPIC Institute of Technology Round August 2024 (Div. 1 + Div. 2)	Aug/11/2024 17:35	1353	4	+72	1734
42	Codeforces Round 965 (Div. 2)	Aug/10/2024 17:35	1449	3	+47	1662
41	Codeforces Round 960 (Div. 2)	Jul/20/2024 17:35	6234	2	-106	1615
40	Codeforces Round 957 (Div. 3)	Jul/11/2024 17:35	125	6	+139	1721	Became Expert tkt0506tkt → tkt0506tkt
39	EPIC Institute of Technology Round Summer 2024 (Div. 1 + Div. 2)	Jun/30/2024 17:35	5193	3	-78	1582	Became Specialist tkt0506tkt → tkt0506tkt
38	Codeforces Round 955 (Div. 2, with prizes from NEAR!)	Jun/25/2024 17:35	1572	4	+21	1660
37	Codeforces Round 943 (Div. 3)	May/02/2024 17:45	135	6	+154	1639	Became Expert tkt0506tkt → tkt0506tkt
36	Educational Codeforces Round 165 (Rated for Div. 2)	Apr/29/2024 17:35	2605	2	+13	1485
35	Codeforces Round 929 (Div. 3)	Feb/27/2024 17:35	3797	4	-24	1472
34	Codeforces Round 927 (Div. 3)	Feb/18/2024 15:05	4971	3	-77	1496
33	Codeforces Round 926 (Div. 2)	Feb/15/2024 17:35	5256	3	-72	1573	Became Specialist tkt0506tkt → tkt0506tkt
32	Codeforces Round 924 (Div. 2)	Feb/11/2024 12:35	1320	3	+20	1645
31	Hello 2024	Jan/06/2024 17:35	4044	3	-17	1625
30	Good Bye 2023	Dec/30/2023 17:50	5013	2	-47	1642
29	Codeforces Round 917 (Div. 2)	Dec/24/2023 17:35	674	3	+83	1689
28	Codeforces Round 916 (Div. 3)	Dec/19/2023 17:35	339	6	+92	1606	Became Expert tkt0506tkt → tkt0506tkt
27	Codeforces Round 914 (Div. 2)	Dec/09/2023 19:05	1148	4	+63	1514
26	Codeforces Round 913 (Div. 3)	Dec/05/2023 17:45	1216	4	+49	1451
25	Educational Codeforces Round 159 (Rated for Div. 2)	Dec/03/2023 17:35	2182	3	+44	1402	Became Specialist tkt0506tkt → tkt0506tkt
24	CodeTON Round 7 (Div. 1 + Div. 2, Rated, Prizes!)	Nov/25/2023 17:50	8072	1	-149	1358	Became Pupil tkt0506tkt → tkt0506tkt
23	Codeforces Round 910 (Div. 2)	Nov/19/2023 17:35	1377	3	+50	1507
22	Codeforces Round 908 (Div. 2)	Nov/07/2023 17:35	1618	3	+49	1457
21	Codeforces Round 907 (Div. 2)	Oct/30/2023 17:35	2016	3	+73	1408	Became Specialist tkt0506tkt → tkt0506tkt
20	Codeforces Round 906 (Div. 2)	Oct/28/2023 17:35	3944	3	-12	1335
19	Codeforces Round 905 (Div. 3)	Oct/22/2023 14:05	1101	4	+94	1347
18	Codeforces Round 903 (Div. 3)	Oct/12/2023 17:35	6005	2	-26	1253
17	Educational Codeforces Round 156 (Rated for Div. 2)	Oct/09/2023 17:35	5735	2	-11	1279
16	Codeforces Round 902 (Div. 2, based on COMPFEST 15 - Final Round)	Oct/08/2023 12:05	2017	4	+81	1290
15	Codeforces Round 900 (Div. 3)	Sep/26/2023 17:35	5216	3	+30	1209	Became Pupil tkt0506tkt → tkt0506tkt
14	Codeforces Round 895 (Div. 3)	Sep/07/2023 17:35	4090	4	+64	1179
13	Codeforces Round 890 (Div. 2) supported by Constructor Institute	Aug/05/2023 17:35	10873	1	-56	1115
12	Codeforces Round 883 (Div. 3)	Jul/07/2023 17:35	4045	4	+62	1171
11	Codeforces Round 882 (Div. 2)	Jul/06/2023 17:35	9808	1	-59	1109
10	Codeforces Round 868 (Div. 2)	Apr/27/2023 17:35	4098	2	-5	1168
9	Educational Codeforces Round 147 (Rated for Div. 2)	Apr/20/2023 17:35	5530	2	-31	1173	Became Newbie tkt0506tkt → tkt0506tkt
8	Codeforces Round 860 (Div. 2)	Mar/26/2023 17:35	4054	2	+50	1204	Became Pupil tkt0506tkt → tkt0506tkt
7	Codeforces Round 855 (Div. 3)	Mar/02/2023 17:35	8604	2	-49	1154	Became Newbie tkt0506tkt → tkt0506tkt
6	Educational Codeforces Round 144 (Rated for Div. 2)	Feb/28/2023 17:35	6139	2	+15	1203	Became Pupil tkt0506tkt → tkt0506tkt
5	Codeforces Round 854 by cybercats (Div. 1 + Div. 2)	Feb/27/2023 17:35	4941	1	+46	1188
4	Codeforces Round 853 (Div. 2)	Feb/25/2023 17:20	7843	1	+36	1142
3	Codeforces Round 852 (Div. 2)	Feb/12/2023 11:35	2315	3	+278	1106
2	Codeforces Round 849 (Div. 4)	Feb/03/2023 17:35	2448	6	+355	828
1	Codeforces Round 847 (Div. 3)	Jan/27/2023 17:35	4853	4	+473	473	tkt0506tkt → tkt0506tkt

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