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Educational Codeforces Round 190 (Rated for Div. 2)
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Codeforces Edu Round 190 (Div 2) — Solution Discussion

By Shayan

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Contests

#	Contest	Start time	Rank	Solved	Rating change	New rating
68	Codeforces Round 1058 (Div. 2)	Oct/12/2025 17:35	6223	3	-118	1623
67	Codeforces Round 1051 (Div. 2)	Sep/17/2025 17:35	1063	4	+36	1741
66	Educational Codeforces Round 182 (Rated for Div. 2)	Sep/15/2025 17:35	1660	4	+7	1705
65	Codeforces Round 1049 (Div. 2)	Sep/09/2025 17:35	1732	3	+7	1698
64	Codeforces Round 1044 (Div. 2)	Aug/24/2025 17:35	539	4	+118	1691	Became Expert ZcDawn → ZcDawn
63	Codeforces Round 1043 (Div. 3)	Aug/21/2025 17:35	1248	5	+33	1573
62	Codeforces Round 1042 (Div. 3)	Aug/10/2025 17:35	521	6	+104	1540
61	Atto Round 1 (Codeforces Round 1041, Div. 1 + Div. 2)	Aug/07/2025 17:35	7146	2	-71	1436
60	CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)	Nov/23/2024 17:35	2446	4	+38	1507
59	Codeforces Round 988 (Div. 3)	Nov/17/2024 17:35	2440	4	-19	1469
58	Codeforces Round 984 (Div. 3)	Nov/02/2024 17:35	3444	4	-40	1488
57	Codeforces Round 983 (Div. 2)	Nov/01/2024 17:35	4354	3	-44	1528
56	Codeforces Global Round 27	Oct/27/2024 17:35	1522	4	+93	1572
55	Codeforces Round 982 (Div. 2)	Oct/26/2024 17:35	2450	3	+18	1479
54	Codeforces Round 981 (Div. 3)	Oct/24/2024 17:35	1950	5	+27	1461
53	Codeforces Round 979 (Div. 2)	Oct/19/2024 17:05	4219	3	-11	1434
52	Codeforces Round 975 (Div. 2)	Sep/27/2024 16:35	2395	3	+42	1445
51	Codeforces Round 974 (Div. 3)	Sep/21/2024 17:45	7292	3	-67	1403
50	Codeforces Round 970 (Div. 3)	Sep/01/2024 17:35	2755	5	+2	1470
49	Codeforces Round 969 (Div. 2)	Aug/30/2024 17:35	3784	3	-17	1468
48	Codeforces Round 968 (Div. 2)	Aug/25/2024 17:35	4696	3	-22	1485
47	Educational Codeforces Round 169 (Rated for Div. 2)	Aug/15/2024 17:35	3004	4	+34	1507
46	Codeforces Round 966 (Div. 3)	Aug/13/2024 17:40	3791	5	-9	1473
45	EPIC Institute of Technology Round August 2024 (Div. 1 + Div. 2)	Aug/11/2024 17:35	3451	3	+29	1482
44	Pinely Round 4 (Div. 1 + Div. 2)	Jul/28/2024 17:35	2019	4	+120	1453	Became Specialist ZcDawn → ZcDawn
43	Codeforces Round 962 (Div. 3)	Jul/26/2024 17:35	4007	4	+23	1333
42	Codeforces Round 960 (Div. 2)	Jul/20/2024 17:35	7859	2	-53	1310
41	Codeforces Round 959 sponsored by NEAR (Div. 1 + Div. 2)	Jul/18/2024 17:35	3184	3	+83	1363
40	Codeforces Round 957 (Div. 3)	Jul/11/2024 17:35	3995	4	+47	1280
39	Codeforces Round 956 (Div. 2) and ByteRace 2024	Jul/07/2024 17:35	8453	2	-28	1233
38	Educational Codeforces Round 167 (Rated for Div. 2)	Jun/27/2024 17:35	7321	2	-19	1261
37	Codeforces Round 955 (Div. 2, with prizes from NEAR!)	Jun/25/2024 17:35	6015	3	+1	1280
36	Codeforces Round 954 (Div. 3)	Jun/23/2024 17:50	4629	4	+31	1279
35	Codeforces Round 950 (Div. 3)	Jun/03/2024 17:35	8627	3	-18	1248
34	Codeforces Round 949 (Div. 2)	May/31/2024 13:05	5121	2	-11	1266
33	Educational Codeforces Round 166 (Rated for Div. 2)	May/30/2024 17:35	12409	1	-90	1277
32	Codeforces Round 946 (Div. 3)	May/20/2024 17:35	7124	2	-67	1367	Became Pupil ZcDawn → ZcDawn
31	Educational Codeforces Round 165 (Rated for Div. 2)	Apr/29/2024 17:35	1859	3	+81	1434	Became Specialist ZcDawn → ZcDawn
30	Codeforces Round 941 (Div. 2)	Apr/27/2024 17:35	3675	3	-12	1353
29	Codeforces Round 939 (Div. 2)	Apr/13/2024 17:35	1590	3	+138	1365
28	Codeforces Round 938 (Div. 3)	Apr/08/2024 17:35	6751	3	+5	1227
27	CodeTON Round 8 (Div. 1 + Div. 2, Rated, Prizes!)	Mar/30/2024 17:35	5862	2	+1	1222
26	Codeforces Round 937 (Div. 4)	Mar/28/2024 17:45	6550	4	-3	1221
25	Codeforces Round 936 (Div. 2)	Mar/22/2024 17:35	7971	2	-34	1224
24	Codeforces Round 934 (Div. 2)	Mar/16/2024 17:35	3716	3	+51	1258
23	Educational Codeforces Round 163 (Rated for Div. 2)	Mar/15/2024 17:35	8439	2	-11	1207
22	Codeforces Round 933 (Div. 3)	Mar/11/2024 17:35	5794	4	+27	1218	Became Pupil ZcDawn → ZcDawn
21	Codeforces Round 932 (Div. 2)	Mar/05/2024 17:35	8395	2	-2	1191
20	Codeforces Round 931 (Div. 2)	Mar/01/2024 17:35	5977	2	+23	1193
19	Codeforces Round 930 (Div. 2)	Feb/29/2024 17:35	7022	1	-10	1170
18	Codeforces Round 929 (Div. 3)	Feb/27/2024 17:35	6136	4	+36	1180
17	Educational Codeforces Round 162 (Rated for Div. 2)	Feb/23/2024 17:35	9048	1	-34	1144
16	Codeforces Round 928 (Div. 4)	Feb/19/2024 17:35	12362	2	-63	1178	Became Newbie ZcDawn → ZcDawn
15	Codeforces Round 923 (Div. 3)	Feb/06/2024 17:45	4823	4	+46	1241	Became Pupil ZcDawn → ZcDawn
14	Codeforces Round 921 (Div. 2)	Jan/27/2024 17:45	4397	2	+55	1195
13	Educational Codeforces Round 161 (Rated for Div. 2)	Jan/18/2024 17:35	8705	2	-29	1140
12	Codeforces Round 920 (Div. 3)	Jan/15/2024 17:35	12613	3	-56	1169	Became Newbie ZcDawn → ZcDawn
11	Codeforces Round 919 (Div. 2)	Jan/13/2024 17:35	6175	2	+21	1225
10	Hello 2024	Jan/06/2024 17:35	11164	2	-34	1204
9	Good Bye 2023	Dec/30/2023 17:50	4249	3	+131	1238	Became Pupil ZcDawn → ZcDawn
8	Codeforces Round 918 (Div. 4)	Dec/28/2023 17:35	7567	4	+11	1107
7	Codeforces Round 917 (Div. 2)	Dec/24/2023 17:35	6506	2	+20	1096
6	Pinely Round 3 (Div. 1 + Div. 2)	Dec/23/2023 17:35	8121	1	+1	1076
5	Codeforces Round 916 (Div. 3)	Dec/19/2023 17:35	7550	3	+94	1075
4	Educational Codeforces Round 160 (Rated for Div. 2)	Dec/18/2023 17:35	8717	2	+111	981
3	Codeforces Round 915 (Div. 2)	Dec/16/2023 17:35	11528	1	+138	870
2	Codeforces Round 913 (Div. 3)	Dec/05/2023 17:45	5511	3	+320	732
1	Educational Codeforces Round 159 (Rated for Div. 2)	Dec/03/2023 17:35	7494	1	+412	412	ZcDawn → ZcDawn

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