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Codeforces Round 1123 (Div. 2)
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Codeforces Round 1123 Solution Discussion

By aryanc403

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Contests

#	Contest	Start time	Rank	Solved	Rating change	New rating
65	Codeforces Round 1084 (Div. 3)	Feb/27/2026 17:35	503	5	+66	1571
64	Codeforces Round 1081 (Div. 2)	Feb/21/2026 17:35	2404	3	+16	1505
63	Codeforces Round 1080 (Div. 3)	Feb/15/2026 17:45	1468	5	+43	1489
62	Codeforces Round 1077 (Div. 2)	Jan/29/2026 17:35	5754	3	-40	1446
61	Codeforces Round 1071 (Div. 3)	Dec/23/2025 17:45	3705	4	-24	1486
60	Codeforces Round 1065 (Div. 3)	Nov/20/2025 17:35	1107	6	+39	1510
59	Codeforces Round 1059 (Div. 3)	Oct/17/2025 17:35	901	5	+86	1471	Became Specialist NahIdSolve → NahIdSolve
58	Codeforces Round 1054 (Div. 3)	Sep/25/2025 17:35	2424	4	+29	1385
57	Codeforces Round 1052 (Div. 2)	Sep/21/2025 17:35	6646	2	-64	1356	Became Pupil NahIdSolve → NahIdSolve
56	Educational Codeforces Round 182 (Rated for Div. 2)	Sep/15/2025 17:35	4335	3	-4	1420
55	Codeforces Round 1037 (Div. 3)	Jul/17/2025 17:35	1203	5	+85	1424	Became Specialist NahIdSolve → NahIdSolve
54	Codeforces Round 1034 (Div. 3)	Jul/01/2025 17:35	3736	4	+24	1339
53	Codeforces Round 1032 (Div. 3)	Jun/17/2025 17:35	6112	3	-17	1315
52	Codeforces Round 1029 (Div. 3)	Jun/08/2025 17:35	5822	3	-24	1332
51	Codeforces Round 1016 (Div. 3)	Apr/08/2025 17:35	2559	4	+48	1356
50	Educational Codeforces Round 177 (Rated for Div. 2)	Apr/03/2025 17:35	11157	1	-100	1308	Became Pupil NahIdSolve → NahIdSolve
49	Codeforces Round 1012 (Div. 2)	Mar/23/2025 08:35	3070	2	-33	1408
48	Codeforces Round 1004 (Div. 2)	Feb/11/2025 17:35	3631	2	+4	1441
47	Good Bye 2024: 2025 is NEAR	Dec/28/2024 17:35	5784	2	-29	1437
46	Educational Codeforces Round 173 (Rated for Div. 2)	Dec/24/2024 17:35	2454	3	+40	1466
45	Codeforces Round 992 (Div. 2)	Dec/08/2024 17:35	2915	2	+21	1426
44	Codeforces Round 991 (Div. 3)	Dec/05/2024 17:35	2974	4	-4	1405
43	Educational Codeforces Round 172 (Rated for Div. 2)	Dec/02/2024 17:35	2634	2	+29	1409	Became Specialist NahIdSolve → NahIdSolve
42	Codeforces Round 984 (Div. 3)	Nov/02/2024 17:35	1031	5	+109	1380
41	Codeforces Round 981 (Div. 3)	Oct/24/2024 17:35	4571	3	+23	1271
40	Educational Codeforces Round 170 (Rated for Div. 2)	Oct/14/2024 17:35	2997	3	+125	1248	Became Pupil NahIdSolve → NahIdSolve
39	Codeforces Round 976 (Div. 2) and Divide By Zero 9.0	Sep/29/2024 18:35	10065	1	-43	1123
38	Codeforces Round 967 (Div. 2)	Aug/20/2024 17:35	11015	2	-30	1166
37	Educational Codeforces Round 169 (Rated for Div. 2)	Aug/15/2024 17:35	9058	3	0	1196
36	Educational Codeforces Round 164 (Rated for Div. 2)	Apr/12/2024 17:35	9741	1	-49	1196	Became Newbie NahIdSolve → NahIdSolve
35	Codeforces Round 935 (Div. 3)	Mar/19/2024 11:05	8320	1	-98	1245
34	Codeforces Round 933 (Div. 3)	Mar/11/2024 17:35	3903	4	+18	1343
33	Codeforces Round 929 (Div. 3)	Feb/27/2024 17:35	3763	4	+29	1325
32	Codeforces Round 928 (Div. 4)	Feb/19/2024 17:35	1862	4	+76	1296
31	Codeforces Round 927 (Div. 3)	Feb/18/2024 15:05	4324	3	+27	1220	Became Pupil NahIdSolve → NahIdSolve
30	Codeforces Round 926 (Div. 2)	Feb/15/2024 17:35	8463	2	-16	1193	Became Newbie NahIdSolve → NahIdSolve
29	Codeforces Round 925 (Div. 3)	Feb/13/2024 17:35	7489	3	+2	1209
28	Codeforces Round 924 (Div. 2)	Feb/11/2024 12:35	5566	2	-1	1207
27	Codeforces Round 923 (Div. 3)	Feb/06/2024 17:45	11507	3	-42	1208
26	Codeforces Round 922 (Div. 2)	Jan/30/2024 17:35	6075	2	+23	1250
25	Codeforces Round 921 (Div. 2)	Jan/27/2024 17:45	4224	2	+47	1227	Became Pupil NahIdSolve → NahIdSolve
24	Codeforces Round 920 (Div. 3)	Jan/15/2024 17:35	11198	3	-43	1180	Became Newbie NahIdSolve → NahIdSolve
23	Codeforces Round 919 (Div. 2)	Jan/13/2024 17:35	5724	2	+33	1223	Became Pupil NahIdSolve → NahIdSolve
22	Good Bye 2023	Dec/30/2023 17:50	10155	2	-13	1190	Became Newbie NahIdSolve → NahIdSolve
21	Codeforces Round 918 (Div. 4)	Dec/28/2023 17:35	5873	4	+2	1203
20	Codeforces Round 917 (Div. 2)	Dec/24/2023 17:35	6005	2	-4	1201
19	Codeforces Round 916 (Div. 3)	Dec/19/2023 17:35	4404	4	+33	1205	Became Pupil NahIdSolve → NahIdSolve
18	Codeforces Round 915 (Div. 2)	Dec/16/2023 17:35	4253	2	+56	1172
17	Codeforces Round 913 (Div. 3)	Dec/05/2023 17:45	4572	3	+58	1116
16	Educational Codeforces Round 159 (Rated for Div. 2)	Dec/03/2023 17:35	7187	1	-24	1058
15	Codeforces Round 912 (Div. 2)	Nov/30/2023 19:35	3339	2	+70	1082
14	Codeforces Round 911 (Div. 2)	Nov/26/2023 17:35	6708	2	-24	1012
13	Educational Codeforces Round 158 (Rated for Div. 2)	Nov/24/2023 17:35	8496	1	-46	1036
12	Codeforces Round 910 (Div. 2)	Nov/19/2023 17:35	4865	1	-7	1082
11	Codeforces Round 908 (Div. 2)	Nov/07/2023 17:35	5466	2	+6	1089
10	Educational Codeforces Round 157 (Rated for Div. 2)	Nov/03/2023 17:35	6534	2	+17	1083
9	Codeforces Round 903 (Div. 3)	Oct/12/2023 17:35	7084	2	+19	1066
8	Codeforces Round 901 (Div. 2)	Sep/30/2023 17:35	8425	1	-16	1047
7	Codeforces Round 900 (Div. 3)	Sep/26/2023 17:35	11376	3	-21	1063
6	Codeforces Round 899 (Div. 2)	Sep/25/2023 17:35	5930	2	+122	1084
5	Educational Codeforces Round 155 (Rated for Div. 2)	Sep/24/2023 17:35	8069	2	+131	962
4	Codeforces Round 867 (Div. 3)	Apr/24/2023 17:35	10573	1	+73	831
3	Codeforces Round 863 (Div. 3)	Apr/04/2023 17:35	14791	0	+125	758
2	Codeforces Round 851 (Div. 2)	Feb/09/2023 17:35	11331	1	+262	633
1	Codeforces Round 849 (Div. 4)	Feb/03/2023 17:35	17928	2	+371	371	NahIdSolve → NahIdSolve

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