Contests - Codeforces

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Codeforces Round 1124 (Div. 1)
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Codeforces Round 1124 (Div. 2)
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Mock ICPC Prelims Contest 1 Solution Discussion

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Contests

#	Contest	Start time	Rank	Solved	Rating change	New rating
160	Codeforces Round 1122 (Div. 3)	Sep/21/2026 17:35	5105	3	-13	1293
159	Codeforces Round 1118 (Div. 2)	Aug/29/2026 17:35	6445	2	-48	1306
158	Codeforces Round 1107 (Div. 3)	Jun/30/2026 17:35	5778	4	-38	1354
157	Order Capital Round 2 (Codeforces Round 1104, Div. 1 + Div. 2)	Jun/18/2026 17:35	4788	3	-10	1392	Became Pupil MCP_Server → MCP_Server
156	Codeforces Round 1103 (Div. 3)	Jun/12/2026 17:35	3356	4	+1	1402
155	Educational Codeforces Round 191 (Rated for Div. 2)	Jun/09/2026 17:35	4474	3	-12	1401
154	Codeforces Round 1102 (Div. 2)	Jun/07/2026 17:35	3524	4	+14	1413	Became Specialist MCP_Server → MCP_Server
153	Codeforces Round 1101 (Div. 2)	May/30/2026 17:35	7324	3	-64	1399	Became Pupil MCP_Server → MCP_Server
152	Codeforces Round 1099 (Div. 2)	May/21/2026 17:35	2502	3	+41	1463
151	Codeforces Round 1098 (Div. 2)	May/16/2026 17:35	2366	4	+57	1422	Became Specialist MCP_Server → MCP_Server
150	Codeforces Round 1096 (Div. 3)	Apr/30/2026 17:35	3592	4	-27	1365
149	Codeforces Round 1095 (Div. 2)	Apr/28/2026 17:35	1010	3	+144	1392
148	Spectral::Cup 2026 Round 1 (Codeforces Round 1094, Div. 1 + Div. 2)	Apr/25/2026 17:35	5021	2	-29	1248
147	Educational Codeforces Round 189 (Rated for Div. 2)	Apr/21/2026 17:35	3804	3	+38	1277
146	Codeforces Round 1093 (Div. 2)	Apr/13/2026 17:35	4248	2	+30	1239
145	Codeforces Round 1091 (Div. 2) and CodeCraft 26	Apr/07/2026 17:35	6791	2	+11	1209	Became Pupil MCP_Server → MCP_Server
144	Codeforces Round 1090 (Div. 4)	Apr/04/2026 17:35	9763	3	-59	1198	Became Newbie MCP_Server → MCP_Server
143	Codeforces Round 1089 (Div. 2)	Mar/29/2026 17:35	10909	2	-93	1257
142	Nebius Round 2 (Codeforces Round 1088, Div. 1 + Div. 2)	Mar/28/2026 17:45	5068	3	-3	1350
141	Codeforces Round 1087 (Div. 2)	Mar/21/2026 17:35	5738	2	-26	1353
140	Educational Codeforces Round 188 (Rated for Div. 2)	Mar/16/2026 17:35	4575	4	-17	1379
139	Codeforces Round 1086 (Div. 2)	Mar/14/2026 17:35	6702	2	-65	1396	Became Pupil MCP_Server → MCP_Server
138	Codeforces Round 1083 (Div. 2)	Feb/26/2026 17:35	1647	4	+61	1461
137	Codeforces Round 1081 (Div. 2)	Feb/21/2026 17:35	5512	3	-51	1400
136	Codeforces Round 1080 (Div. 3)	Feb/15/2026 17:45	2265	5	+22	1451
135	Codeforces Round 1079 (Div. 2)	Feb/11/2026 17:35	1297	4	+115	1429	Became Specialist MCP_Server → MCP_Server
134	Codeforces Round 1078 (Div. 2)	Feb/08/2026 12:05	5443	3	-15	1314
133	Codeforces Round 1077 (Div. 2)	Jan/29/2026 17:35	8747	2	-53	1329
132	Codeforces Round 1076 (Div. 3)	Jan/25/2026 17:35	1105	6	+127	1382
131	Codeforces Round 1075 (Div. 2)	Jan/23/2026 17:35	4050	3	+74	1255	Became Pupil MCP_Server → MCP_Server
130	Codeforces Round 1073 (Div. 2)	Jan/17/2026 17:35	6245	3	+21	1181
129	Codeforces Round 1072 (Div. 3)	Jan/12/2026 17:35	17825	1	-78	1160	Became Newbie MCP_Server → MCP_Server
128	Hello 2026	Jan/07/2026 17:35	6339	3	+48	1238	Became Pupil MCP_Server → MCP_Server
127	Educational Codeforces Round 186 (Rated for Div. 2)	Dec/29/2025 17:35	6815	3	+6	1190
126	Good Bye 2025	Dec/27/2025 17:35	9764	2	-2	1184
125	Codeforces Round 1071 (Div. 3)	Dec/23/2025 17:45	7498	3	+13	1186
124	Codeforces Global Round 31 (Div. 1 + Div. 2)	Dec/19/2025 17:35	12852	2	-83	1173	Became Newbie MCP_Server → MCP_Server
123	Codeforces Round 1070 (Div. 2)	Dec/11/2025 17:35	9941	2	-74	1256
122	Codeforces Round 1069 (Div. 2)	Dec/06/2025 11:15	5419	1	-83	1330	Became Pupil MCP_Server → MCP_Server
121	Codeforces Round 1068 (Div. 2)	Dec/05/2025 17:35	3346	3	+16	1413	Became Specialist MCP_Server → MCP_Server
120	Codeforces Round 1067 (Div. 2)	Nov/29/2025 17:35	2443	3	+53	1397
119	Educational Codeforces Round 185 (Rated for Div. 2)	Nov/28/2025 17:35	5703	2	-37	1344
118	Codeforces Round 1066 (Div. 1 + Div. 2)	Nov/23/2025 12:35	6429	2	-106	1381	Became Pupil MCP_Server → MCP_Server
117	Codeforces Round 1065 (Div. 3)	Nov/20/2025 17:35	1226	6	+39	1487
116	Codeforces Round 1064 (Div. 2)	Nov/16/2025 17:35	1900	3	+44	1448
115	Educational Codeforces Round 184 (Rated for Div. 2)	Nov/14/2025 17:35	4040	3	+2	1404
114	Codeforces Round 1063 (Div. 2)	Nov/10/2025 18:05	4026	2	-10	1402
113	Codeforces Global Round 30 (Div. 1 + Div. 2)	Nov/06/2025 17:35	2911	3	+52	1412	Became Specialist MCP_Server → MCP_Server
112	Pinely Round 5 (Div. 1 + Div. 2)	Oct/30/2025 19:35	3798	2	-17	1360
111	Codeforces Round 1061 (Div. 2)	Oct/24/2025 17:35	3931	3	+22	1377
110	Codeforces Round 1059 (Div. 3)	Oct/17/2025 17:35	3597	4	+14	1355
109	Codeforces Round 1058 (Div. 2)	Oct/12/2025 17:35	3199	3	+43	1341
108	Codeforces Round 1057 (Div. 2)	Oct/10/2025 17:35	12099	2	-98	1298
107	Squarepoint Challenge (Codeforces Round 1055, Div. 1 + Div. 2)	Oct/03/2025 17:35	4876	3	+2	1396
106	Codeforces Round 1054 (Div. 3)	Sep/25/2025 17:35	2842	4	+10	1394
105	Codeforces Round 1053 (Div. 2)	Sep/24/2025 14:35	2046	3	+47	1384
104	Codeforces Round 1052 (Div. 2)	Sep/21/2025 17:35	4459	3	+1	1337
103	Codeforces Global Round 29 (Div. 1 + Div. 2)	Sep/20/2025 17:35	5589	2	-10	1336
102	Codeforces Round 1051 (Div. 2)	Sep/17/2025 17:35	5783	3	-22	1346
101	Educational Codeforces Round 182 (Rated for Div. 2)	Sep/15/2025 17:35	3967	3	+26	1368
100	Codeforces Round 1050 (Div. 4)	Sep/13/2025 17:35	2722	5	+5	1342
99	Codeforces Round 1047 (Div. 3)	Sep/07/2025 17:35	2564	5	+53	1337
98	Codeforces Round 1046 (Div. 2)	Aug/28/2025 17:35	7396	3	-34	1284
97	Codeforces Round 1045 (Div. 2)	Aug/26/2025 17:35	7779	2	-28	1318
96	Codeforces Round 1042 (Div. 3)	Aug/10/2025 17:35	1561	5	+104	1346
95	Order Capital Round 1 (Codeforces Round 1038, Div. 1 + Div. 2)	Jul/19/2025 17:35	8298	2	-32	1242
94	Codeforces Round 1037 (Div. 3)	Jul/17/2025 17:35	6086	4	-3	1274
93	EPIC Institute of Technology Round Summer 2025 (Codeforces Round 1036, Div. 1 + Div. 2)	Jul/06/2025 17:35	5871	3	-10	1277
92	Codeforces Round 1035 (Div. 2)	Jul/05/2025 17:35	7961	2	-33	1287
91	Codeforces Round 1034 (Div. 3)	Jul/01/2025 17:35	8479	3	-50	1320
90	Educational Codeforces Round 180 (Rated for Div. 2)	Jun/23/2025 17:35	7026	2	-45	1370	Became Pupil MCP_Server → MCP_Server
89	Codeforces Round 1033 (Div. 2) and CodeNite 2025	Jun/21/2025 17:35	4233	3	-8	1415
88	Codeforces Round 1032 (Div. 3)	Jun/17/2025 17:35	5192	4	-37	1423
87	Codeforces Round 1031 (Div. 2)	Jun/15/2025 12:05	1508	3	+64	1460	Became Specialist MCP_Server → MCP_Server
86	Codeforces Round 1030 (Div. 2)	Jun/12/2025 17:35	4881	3	+5	1396
85	Codeforces Round 1029 (Div. 3)	Jun/08/2025 17:35	3020	4	+18	1391
84	Educational Codeforces Round 179 (Rated for Div. 2)	Jun/03/2025 17:35	4644	3	-17	1373
83	Codeforces Round 1028 (Div. 2)	May/31/2025 17:35	5232	2	-10	1390	Became Pupil MCP_Server → MCP_Server
82	Codeforces Round 1027 (Div. 3)	May/26/2025 17:35	4869	4	-24	1400
81	Codeforces Round 1022 (Div. 2)	May/01/2025 17:35	2536	3	+33	1424	Became Specialist MCP_Server → MCP_Server
80	Educational Codeforces Round 178 (Rated for Div. 2)	Apr/28/2025 17:35	2901	4	+28	1391
79	Codeforces Round 1021 (Div. 2)	Apr/26/2025 11:35	3205	1	-56	1363	Became Pupil MCP_Server → MCP_Server
78	Codeforces Round 1016 (Div. 3)	Apr/08/2025 17:35	2017	5	+43	1419	Became Specialist MCP_Server → MCP_Server
77	Teza Round 1 (Codeforces Round 1015, Div. 1 + Div. 2)	Apr/05/2025 17:35	5276	3	-28	1376	Became Pupil MCP_Server → MCP_Server
76	Codeforces Round 1014 (Div. 2)	Mar/29/2025 17:35	2878	3	+61	1404	Became Specialist MCP_Server → MCP_Server
75	Codeforces Round 1013 (Div. 3)	Mar/25/2025 17:35	3150	5	+36	1343
74	Codeforces Round 1012 (Div. 2)	Mar/23/2025 08:35	4460	2	-53	1307
73	Codeforces Round 1011 (Div. 2)	Mar/22/2025 17:35	5860	2	-24	1360
72	Educational Codeforces Round 176 (Rated for Div. 2)	Mar/17/2025 17:35	2293	3	+98	1384
71	Codeforces Round 1009 (Div. 3)	Mar/11/2025 17:35	9307	3	-56	1286
70	Codeforces Round 1008 (Div. 2)	Mar/10/2025 17:45	8357	2	-71	1342	Became Pupil MCP_Server → MCP_Server
69	Codeforces Round 1007 (Div. 2)	Feb/28/2025 17:35	2052	3	+93	1413	Became Specialist MCP_Server → MCP_Server
68	Codeforces Round 1006 (Div. 3)	Feb/25/2025 17:35	4419	4	+14	1320
67	Codeforces Round 1005 (Div. 2)	Feb/16/2025 17:35	5154	3	+20	1306
66	Codeforces Round 1003 (Div. 4)	Feb/09/2025 17:35	1857	5	+87	1286	Became Pupil MCP_Server → MCP_Server
65	Codeforces Round 1002 (Div. 2)	Feb/02/2025 17:35	4894	2	+82	1199
64	Codeforces Round 997 (Div. 2)	Jan/17/2025 17:35	17178	0	-126	1117	Became Newbie MCP_Server → MCP_Server
63	Codeforces Round 996 (Div. 2)	Jan/12/2025 17:35	3970	3	+102	1243	Became Pupil MCP_Server → MCP_Server
62	Hello 2025	Jan/04/2025 17:35	6089	2	+75	1141
61	Good Bye 2024: 2025 is NEAR	Dec/28/2024 17:35	9107	1	+6	1066
60	Educational Codeforces Round 173 (Rated for Div. 2)	Dec/24/2024 17:35	14839	0	-124	1060
59	Codeforces Round 995 (Div. 3)	Dec/22/2024 17:35	9728	3	-37	1184	Became Newbie MCP_Server → MCP_Server
58	Codeforces Round 994 (Div. 2)	Dec/20/2024 17:35	8539	1	-39	1221
57	Codeforces Global Round 28	Dec/19/2024 17:35	7842	3	-38	1260
56	Codeforces Round 993 (Div. 4)	Dec/15/2024 17:35	2948	5	+24	1298
55	Codeforces Round 992 (Div. 2)	Dec/08/2024 17:35	3130	2	+73	1274
54	Codeforces Round 991 (Div. 3)	Dec/05/2024 17:35	6850	3	-20	1201
53	CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)	Nov/23/2024 17:35	6374	2	-57	1221
52	Codeforces Round 988 (Div. 3)	Nov/17/2024 17:35	2405	4	+57	1278
51	Codeforces Round 987 (Div. 2)	Nov/15/2024 15:35	4863	2	+16	1221
50	Codeforces Round 986 (Div. 2)	Nov/10/2024 18:35	6236	1	-60	1205
49	Codeforces Round 984 (Div. 3)	Nov/02/2024 17:35	4851	4	+4	1265
48	Codeforces Round 983 (Div. 2)	Nov/01/2024 17:35	6156	2	-5	1261
47	Codeforces Round 981 (Div. 3)	Oct/24/2024 17:35	7373	3	-27	1266
46	Codeforces Round 979 (Div. 2)	Oct/19/2024 17:05	3062	3	+87	1293
45	Educational Codeforces Round 170 (Rated for Div. 2)	Oct/14/2024 17:35	8003	2	-11	1206
44	Codeforces Round 977 (Div. 2, based on COMPFEST 16 - Final Round)	Oct/06/2024 09:05	5062	2	+10	1217
43	Codeforces Round 976 (Div. 2) and Divide By Zero 9.0	Sep/29/2024 18:35	7943	1	-24	1207
42	Codeforces Round 975 (Div. 2)	Sep/27/2024 16:35	4956	2	+31	1231
41	Codeforces Round 974 (Div. 3)	Sep/21/2024 17:45	8934	3	-30	1200
40	Codeforces Round 972 (Div. 2)	Sep/14/2024 17:35	6441	3	+11	1230
39	Codeforces Round 970 (Div. 3)	Sep/01/2024 17:35	7923	4	-14	1219
38	Codeforces Round 968 (Div. 2)	Aug/25/2024 17:35	4657	3	+77	1233	Became Pupil MCP_Server → MCP_Server
37	Codeforces Round 967 (Div. 2)	Aug/20/2024 17:35	10076	2	-11	1156
36	Educational Codeforces Round 169 (Rated for Div. 2)	Aug/15/2024 17:35	9140	3	+9	1167
35	Codeforces Round 966 (Div. 3)	Aug/13/2024 17:40	7127	4	+48	1158
34	EPIC Institute of Technology Round August 2024 (Div. 1 + Div. 2)	Aug/11/2024 17:35	7074	3	+42	1110
33	Codeforces Round 965 (Div. 2)	Aug/10/2024 17:35	17240	0	-123	1068
32	Codeforces Round 964 (Div. 4)	Aug/06/2024 17:35	4715	5	+54	1191
31	Codeforces Round 963 (Div. 2)	Aug/04/2024 17:35	7889	2	+40	1137
30	Educational Codeforces Round 168 (Rated for Div. 2)	Jul/30/2024 17:35	9383	3	+35	1097
29	Pinely Round 4 (Div. 1 + Div. 2)	Jul/28/2024 17:35	8509	2	+21	1062
28	Codeforces Round 962 (Div. 3)	Jul/26/2024 17:35	13668	2	-23	1041
27	Codeforces Round 961 (Div. 2)	Jul/23/2024 17:35	6754	2	+62	1064
26	Codeforces Round 960 (Div. 2)	Jul/20/2024 17:35	7518	2	+68	1002
25	Codeforces Round 959 sponsored by NEAR (Div. 1 + Div. 2)	Jul/18/2024 17:35	10291	1	+3	934
24	Codeforces Round 958 (Div. 2)	Jul/15/2024 17:35	12521	1	-22	931
23	Codeforces Round 957 (Div. 3)	Jul/11/2024 17:35	17906	2	-50	953
22	Codeforces Round 956 (Div. 2) and ByteRace 2024	Jul/07/2024 17:35	11039	1	-10	1003
21	EPIC Institute of Technology Round Summer 2024 (Div. 1 + Div. 2)	Jun/30/2024 17:35	9188	2	-2	1013
20	Educational Codeforces Round 167 (Rated for Div. 2)	Jun/27/2024 17:35	11899	1	-32	1015
19	Codeforces Round 955 (Div. 2, with prizes from NEAR!)	Jun/25/2024 17:35	12939	1	-65	1047
18	Codeforces Round 954 (Div. 3)	Jun/23/2024 17:50	9386	3	+9	1112
17	Codeforces Round 953 (Div. 2)	Jun/16/2024 12:05	5250	3	+49	1103
16	Codeforces Round 952 (Div. 4)	Jun/11/2024 17:35	9493	4	-1	1054
15	Codeforces Global Round 26	Jun/09/2024 17:35	5973	3	+64	1055
14	Codeforces Round 951 (Div. 2)	Jun/06/2024 17:35	12868	2	-11	991
13	Codeforces Round 950 (Div. 3)	Jun/03/2024 17:35	11635	2	+33	1002
12	Codeforces Round 949 (Div. 2)	May/31/2024 13:05	8578	1	-19	969
11	Educational Codeforces Round 166 (Rated for Div. 2)	May/30/2024 17:35	9411	2	+59	988
10	Codeforces Round 948 (Div. 2)	May/26/2024 17:35	11126	1	-9	929
9	Codeforces Round 947 (Div. 1 + Div. 2)	May/25/2024 17:35	7509	2	+71	938
8	Codeforces Round 946 (Div. 3)	May/20/2024 17:35	15043	2	-19	867
7	Codeforces Round 945 (Div. 2)	May/17/2024 17:35	11785	0	-109	886
6	Codeforces Round 944 (Div. 4)	May/10/2024 17:35	12080	3	+25	995
5	Codeforces Round 943 (Div. 3)	May/02/2024 17:45	13071	2	+36	970
4	Codeforces Round 942 (Div. 2)	Apr/30/2024 17:35	9504	1	+58	934
3	Educational Codeforces Round 165 (Rated for Div. 2)	Apr/29/2024 17:35	8320	2	+187	876
2	Codeforces Round 941 (Div. 2)	Apr/27/2024 17:35	8012	1	+246	689
1	Codeforces Round 940 (Div. 2) and CodeCraft-23	Apr/21/2024 17:35	7084	2	+443	443	MCP_Server → MCP_Server

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