Contests - Codeforces

→ Pay attention

Before contest
Codeforces Round 1123 (Div. 2)
47:28:51
Register now »

*has extra registration

→ Top rated

#	User	Rating
1	jiangly	3810
2	Benq	3676
3	Kevin114514	3655
4	maroonrk	3463
5	strapple	3447
6	Um_nik	3387
7	heuristica	3322
8	turmax	3317
9	tourist	3307
10	jiangbowen	3291

Countries | Cities | Organizations

View all →

→ Top contributors

#	User	Contrib.
1	Qingyu	156
2	nik_exists	150
2	maspy	150
4	Um_nik	143
5	Errichto	139
6	adamant	137
7	AmShZ	135
8	maroonrk	133
9	BledDest	132
10	qwexd	129

View all →

→ Find user

→ Recent actions

Detailed →

Contests

#	Contest	Start time	Rank	Solved	Rating change	New rating
78	Codeforces Round 1086 (Div. 2)	Mar/14/2026 17:35	2049	3	+97	1383
77	Codeforces Round 1072 (Div. 3)	Jan/12/2026 17:35	14963	2	-86	1286
76	Hello 2026	Jan/07/2026 17:35	9997	2	-67	1372	Became Pupil justsurfing → justsurfing
75	Codeforces Global Round 30 (Div. 1 + Div. 2)	Nov/06/2025 17:35	3996	2	-6	1439
74	Codeforces Round 1057 (Div. 2)	Oct/10/2025 17:35	8183	2	-84	1445
73	Educational Codeforces Round 183 (Rated for Div. 2)	Oct/06/2025 17:35	3934	3	-27	1529
72	Codeforces Round 1056 (Div. 2)	Oct/05/2025 19:35	2159	3	+7	1556
71	Codeforces Round 1053 (Div. 2)	Sep/24/2025 14:35	2041	3	-16	1549
70	Codeforces Round 1052 (Div. 2)	Sep/21/2025 17:35	3412	4	-39	1565	Became Specialist justsurfing → justsurfing
69	Codeforces Global Round 29 (Div. 1 + Div. 2)	Sep/20/2025 17:35	4291	3	-51	1604
68	Codeforces Round 1051 (Div. 2)	Sep/17/2025 17:35	1467	4	+37	1655
67	Educational Codeforces Round 182 (Rated for Div. 2)	Sep/15/2025 17:35	3259	3	-34	1618
66	Codeforces Round 1049 (Div. 2)	Sep/09/2025 17:35	1877	3	+16	1652
65	Codeforces Round 1046 (Div. 2)	Aug/28/2025 17:35	1253	4	+36	1636
64	Codeforces Round 1045 (Div. 2)	Aug/26/2025 17:35	3063	3	-10	1600
63	Codeforces Round 1044 (Div. 2)	Aug/24/2025 17:35	2665	3	-2	1610
62	Atto Round 1 (Codeforces Round 1041, Div. 1 + Div. 2)	Aug/07/2025 17:35	2755	3	+9	1612
61	Codeforces Round 1040 (Div. 2)	Jul/31/2025 17:35	1204	4	+54	1603	Became Expert justsurfing → justsurfing
60	Codeforces Round 1037 (Div. 3)	Jul/17/2025 17:35	3000	5	-35	1549
59	EPIC Institute of Technology Round Summer 2025 (Codeforces Round 1036, Div. 1 + Div. 2)	Jul/06/2025 17:35	2144	4	+38	1584
58	Codeforces Round 1035 (Div. 2)	Jul/05/2025 17:35	2562	3	+24	1546
57	Educational Codeforces Round 180 (Rated for Div. 2)	Jun/23/2025 17:35	4251	3	-34	1522
56	Codeforces Round 1033 (Div. 2) and CodeNite 2025	Jun/21/2025 17:35	4215	3	-51	1556	Became Specialist justsurfing → justsurfing
55	Codeforces Round 1032 (Div. 3)	Jun/17/2025 17:35	480	6	+82	1607	Became Expert justsurfing → justsurfing
54	Codeforces Round 1031 (Div. 2)	Jun/15/2025 12:05	1881	2	+14	1525
53	Codeforces Round 1030 (Div. 2)	Jun/12/2025 17:35	3464	3	+3	1511
52	Educational Codeforces Round 179 (Rated for Div. 2)	Jun/03/2025 17:35	861	5	+134	1508	Became Specialist justsurfing → justsurfing
51	Codeforces Round 1028 (Div. 2)	May/31/2025 17:35	5626	2	-13	1374
50	Codeforces Round 1027 (Div. 3)	May/26/2025 17:35	3881	4	+1	1387
49	Codeforces Round 1026 (Div. 2)	May/24/2025 17:35	6410	2	-32	1386	Became Pupil justsurfing → justsurfing
48	Educational Codeforces Round 176 (Rated for Div. 2)	Mar/17/2025 17:35	6030	2	-36	1418
47	Codeforces Round 1009 (Div. 3)	Mar/11/2025 17:35	3864	3	-24	1454
46	Codeforces Round 1008 (Div. 2)	Mar/10/2025 17:45	4215	2	-30	1478
45	Codeforces Round 1007 (Div. 2)	Feb/28/2025 17:35	3966	2	-20	1508
44	Educational Codeforces Round 175 (Rated for Div. 2)	Feb/27/2025 17:35	6395	2	-86	1528	Became Specialist justsurfing → justsurfing
43	Codeforces Round 997 (Div. 2)	Jan/17/2025 17:35	843	3	+101	1614	Became Expert justsurfing → justsurfing
42	Codeforces Round 996 (Div. 2)	Jan/12/2025 17:35	2611	3	+41	1513
41	Good Bye 2024: 2025 is NEAR	Dec/28/2024 17:35	7533	2	-82	1472
40	Educational Codeforces Round 173 (Rated for Div. 2)	Dec/24/2024 17:35	2386	3	+10	1554
39	Codeforces Round 995 (Div. 3)	Dec/22/2024 17:35	2298	4	-15	1544
38	Codeforces Round 994 (Div. 2)	Dec/20/2024 17:35	2386	3	+16	1559
37	Codeforces Global Round 28	Dec/19/2024 17:35	2107	4	+62	1543
36	Codeforces Round 992 (Div. 2)	Dec/08/2024 17:35	2935	2	0	1481
35	Codeforces Round 991 (Div. 3)	Dec/05/2024 17:35	930	6	+67	1481
34	Rayan Programming Contest 2024 - Selection (Codeforces Round 989, Div. 1 + Div. 2)	Nov/30/2024 17:35	4113	3	-10	1414
33	Codeforces Round 983 (Div. 2)	Nov/01/2024 17:35	3458	3	+19	1424
32	Educational Codeforces Round 171 (Rated for Div. 2)	Oct/28/2024 17:35	6597	1	-62	1405
31	Codeforces Global Round 27	Oct/27/2024 17:35	3755	3	-9	1467
30	Codeforces Round 982 (Div. 2)	Oct/26/2024 17:35	3912	3	-35	1476
29	Codeforces Round 981 (Div. 3)	Oct/24/2024 17:35	1254	5	+43	1511
28	Codeforces Round 980 (Div. 2)	Oct/20/2024 12:05	1834	3	+44	1468
27	Educational Codeforces Round 170 (Rated for Div. 2)	Oct/14/2024 17:35	3311	3	+33	1424	Became Specialist justsurfing → justsurfing
26	Codeforces Round 977 (Div. 2, based on COMPFEST 16 - Final Round)	Oct/06/2024 09:05	4481	2	-28	1391	Became Pupil justsurfing → justsurfing
25	Codeforces Round 976 (Div. 2) and Divide By Zero 9.0	Sep/29/2024 18:35	3795	3	+13	1419
24	Codeforces Round 975 (Div. 2)	Sep/27/2024 16:35	5051	2	-34	1406
23	Codeforces Round 974 (Div. 3)	Sep/21/2024 17:45	3829	3	-21	1440
22	Codeforces Round 970 (Div. 3)	Sep/01/2024 17:35	1095	6	+82	1461	Became Specialist justsurfing → justsurfing
21	Codeforces Round 969 (Div. 2)	Aug/30/2024 17:35	4787	2	-15	1379
20	Codeforces Round 967 (Div. 2)	Aug/20/2024 17:35	9121	2	-70	1394	Became Pupil justsurfing → justsurfing
19	Educational Codeforces Round 169 (Rated for Div. 2)	Aug/15/2024 17:35	3149	4	+44	1464
18	Codeforces Round 966 (Div. 3)	Aug/13/2024 17:40	4316	4	-2	1420
17	Codeforces Round 965 (Div. 2)	Aug/10/2024 17:35	5457	2	-10	1422
16	Codeforces Round 964 (Div. 4)	Aug/06/2024 17:35	588	7	+126	1432	Became Specialist justsurfing → justsurfing
15	Codeforces Round 963 (Div. 2)	Aug/04/2024 17:35	6994	2	-6	1306
14	Educational Codeforces Round 168 (Rated for Div. 2)	Jul/30/2024 17:35	11562	2	-69	1312
13	Codeforces Round 938 (Div. 3)	Apr/08/2024 17:35	1935	4	+71	1381
12	Codeforces Round 933 (Div. 3)	Mar/11/2024 17:35	13896	2	-96	1310	Became Pupil justsurfing → justsurfing
11	Codeforces Round 905 (Div. 3)	Oct/22/2023 14:05	2616	3	-16	1406
10	Codeforces Round 900 (Div. 3)	Sep/26/2023 17:35	2081	4	+35	1422	Became Specialist justsurfing → justsurfing
9	Codeforces Round 898 (Div. 4)	Sep/21/2023 17:35	2000	6	+19	1387
8	Codeforces Round 896 (Div. 2)	Sep/10/2023 17:05	5400	2	-66	1368	Became Pupil justsurfing → justsurfing
7	Codeforces Round 895 (Div. 3)	Sep/07/2023 17:35	2153	5	+22	1434
6	Codeforces Round 894 (Div. 3)	Aug/24/2023 17:35	1100	5	+146	1412	Became Specialist justsurfing → justsurfing
5	Educational Codeforces Round 153 (Rated for Div. 2)	Aug/17/2023 17:35	4910	2	+119	1266	Became Pupil justsurfing → justsurfing
4	Codeforces Round 893 (Div. 2)	Aug/15/2023 17:35	9711	2	+88	1147
3	Codeforces Round 892 (Div. 2)	Aug/12/2023 17:35	5688	3	+237	1059
2	Codeforces Round 891 (Div. 3)	Aug/07/2023 17:35	4144	4	+348	822
1	Codeforces Round 889 (Div. 2)	Jul/29/2023 17:35	5576	2	+474	474	justsurfing → justsurfing

The only programming contests Web 2.0 platform

Server time: Sep/23/2026 18:06:11 (g2).

Desktop version, switch to mobile version.

Supported by