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Codeforces Round 1098 (Div. 2)
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Codeforces Round 1098 Solution Discussion

By aryanc403

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Contests

#	Contest	Start time	Rank	Solved	Rating change	New rating
141	Codeforces Round 1080 (Div. 3)	Feb/15/2026 17:45	5140	4	+10	1279
140	Codeforces Round 1025 (Div. 2)	May/17/2025 17:35	14069	0	-147	1269	Became Pupil Snapper_001 → Snapper_001
139	Codeforces Round 1024 (Div. 2)	May/11/2025 17:35	4708	2	-54	1416
138	Codeforces Round 1007 (Div. 2)	Feb/28/2025 17:35	3067	2	+23	1470
137	Ethflow Round 1 (Codeforces Round 1001, Div. 1 + Div. 2)	Jan/26/2025 17:35	9175	2	-95	1447
136	Refact.ai Match 1 (Codeforces Round 985)	Nov/09/2024 17:35	2706	2	-14	1542
135	Educational Codeforces Round 170 (Rated for Div. 2)	Oct/14/2024 17:35	6796	3	-92	1556	Became Specialist Snapper_001 → Snapper_001
134	Codeforces Round 978 (Div. 2)	Oct/13/2024 22:35	364	4	+111	1648	Became Expert Snapper_001 → Snapper_001
133	Codeforces Round 977 (Div. 2, based on COMPFEST 16 - Final Round)	Oct/06/2024 09:05	875	4	+130	1537
132	Codeforces Round 976 (Div. 2) and Divide By Zero 9.0	Sep/29/2024 18:35	3932	2	+13	1407	Became Specialist Snapper_001 → Snapper_001
131	Codeforces Round 974 (Div. 3)	Sep/21/2024 17:45	3789	3	-4	1394
130	Codeforces Round 973 (Div. 2)	Sep/20/2024 17:35	5049	2	-14	1398	Became Pupil Snapper_001 → Snapper_001
129	Codeforces Round 970 (Div. 3)	Sep/01/2024 17:35	5856	4	-44	1412
128	Codeforces Round 969 (Div. 2)	Aug/30/2024 17:35	10565	1	-132	1456
127	Codeforces Round 968 (Div. 2)	Aug/25/2024 17:35	485	5	+179	1588
126	Codeforces Round 967 (Div. 2)	Aug/20/2024 17:35	2809	3	+70	1409	Became Specialist Snapper_001 → Snapper_001
125	Educational Codeforces Round 169 (Rated for Div. 2)	Aug/15/2024 17:35	10968	2	-73	1339	Became Pupil Snapper_001 → Snapper_001
124	Codeforces Round 966 (Div. 3)	Aug/13/2024 17:40	1134	5	+120	1412	Became Specialist Snapper_001 → Snapper_001
123	EPIC Institute of Technology Round August 2024 (Div. 1 + Div. 2)	Aug/11/2024 17:35	8421	2	-58	1292
122	Codeforces Round 965 (Div. 2)	Aug/10/2024 17:35	11409	1	-82	1350	Became Pupil Snapper_001 → Snapper_001
121	Codeforces Round 954 (Div. 3)	Jun/23/2024 17:50	9205	3	-87	1432
120	Codeforces Round 951 (Div. 2)	Jun/06/2024 17:35	13624	1	-152	1519	Became Specialist Snapper_001 → Snapper_001
119	Codeforces Round 940 (Div. 2) and CodeCraft-23	Apr/21/2024 17:35	1279	3	+30	1671
118	Codeforces Round 939 (Div. 2)	Apr/13/2024 17:35	705	3	+106	1641	Became Expert Snapper_001 → Snapper_001
117	Educational Codeforces Round 164 (Rated for Div. 2)	Apr/12/2024 17:35	10020	1	-135	1535	Became Specialist Snapper_001 → Snapper_001
116	Codeforces Round 938 (Div. 3)	Apr/08/2024 17:35	103	6	+172	1670	Became Expert Snapper_001 → Snapper_001
115	Codeforces Round 936 (Div. 2)	Mar/22/2024 17:35	8296	1	-114	1498	Became Specialist Snapper_001 → Snapper_001
114	Codeforces Round 934 (Div. 2)	Mar/16/2024 17:35	5242	2	-104	1612
113	Educational Codeforces Round 163 (Rated for Div. 2)	Mar/15/2024 17:35	888	4	+62	1716
112	Codeforces Round 933 (Div. 3)	Mar/11/2024 17:35	402	6	+76	1654	Became Expert Snapper_001 → Snapper_001
111	Codeforces Round 931 (Div. 2)	Mar/01/2024 17:35	2106	2	+16	1578
110	Codeforces Round 930 (Div. 2)	Feb/29/2024 17:35	1696	3	+32	1562
109	Codeforces Round 929 (Div. 3)	Feb/27/2024 17:35	1190	5	+46	1530
108	Codeforces Round 925 (Div. 3)	Feb/13/2024 17:35	5676	4	-60	1484
107	Codeforces Round 924 (Div. 2)	Feb/11/2024 12:35	5764	1	-106	1544	Became Specialist Snapper_001 → Snapper_001
106	Codeforces Round 922 (Div. 2)	Jan/30/2024 17:35	1487	3	+33	1650
105	Codeforces Round 921 (Div. 2)	Jan/27/2024 17:45	2000	3	-12	1617
104	Codeforces Round 919 (Div. 2)	Jan/13/2024 17:35	1173	3	+61	1629	Became Expert Snapper_001 → Snapper_001
103	Hello 2024	Jan/06/2024 17:35	2433	3	+71	1568
102	Good Bye 2023	Dec/30/2023 17:50	7887	2	-66	1497
101	Codeforces Round 917 (Div. 2)	Dec/24/2023 17:35	2420	2	-6	1563
100	Pinely Round 3 (Div. 1 + Div. 2)	Dec/23/2023 17:35	5825	1	-122	1569	Became Specialist Snapper_001 → Snapper_001
99	Educational Codeforces Round 160 (Rated for Div. 2)	Dec/18/2023 17:35	1169	3	+17	1691
98	Codeforces Round 912 (Div. 2)	Nov/30/2023 19:35	528	4	+64	1674
97	Codeforces Round 911 (Div. 2)	Nov/26/2023 17:35	696	3	+89	1610	Became Expert Snapper_001 → Snapper_001
96	Educational Codeforces Round 157 (Rated for Div. 2)	Nov/03/2023 17:35	902	4	+116	1521
95	Codeforces Round 907 (Div. 2)	Oct/30/2023 17:35	4301	2	-30	1405
94	Codeforces Round 906 (Div. 2)	Oct/28/2023 17:35	6661	2	-109	1435
93	Codeforces Round 905 (Div. 2)	Oct/22/2023 14:05	1515	3	-76	1544	Became Specialist Snapper_001 → Snapper_001
92	Educational Codeforces Round 156 (Rated for Div. 2)	Oct/09/2023 17:35	2677	3	-25	1620
91	Codeforces Round 901 (Div. 2)	Sep/30/2023 17:35	951	4	+53	1645	Became Expert Snapper_001 → Snapper_001
90	Codeforces Round 899 (Div. 2)	Sep/25/2023 17:35	1630	3	+41	1592
89	Codeforces Round 898 (Div. 4)	Sep/21/2023 17:35	159	8	+146	1551
88	Educational Codeforces Round 154 (Rated for Div. 2)	Aug/31/2023 17:35	5966	2	-53	1405
87	Harbour.Space Scholarship Contest 2023-2024 (Div. 1 + Div. 2)	Aug/26/2023 17:35	8547	1	-121	1458
86	Codeforces Round 894 (Div. 3)	Aug/24/2023 17:35	529	6	+84	1579
85	Codeforces Round 893 (Div. 2)	Aug/15/2023 17:35	6006	2	-59	1495
84	Codeforces Round 892 (Div. 2)	Aug/12/2023 17:35	5153	3	-62	1554	Became Specialist Snapper_001 → Snapper_001
83	Codeforces Round 864 (Div. 2)	Apr/08/2023 17:05	217	4	+195	1616	Became Expert Snapper_001 → Snapper_001
82	Codeforces Round 863 (Div. 3)	Apr/04/2023 17:35	7562	2	-93	1421
81	Codeforces Round 862 (Div. 2)	Apr/02/2023 17:35	3487	3	-47	1514
80	Codeforces Round 861 (Div. 2)	Mar/29/2023 12:05	287	3	+196	1561	Became Specialist Snapper_001 → Snapper_001
79	Codeforces Round 860 (Div. 2)	Mar/26/2023 17:35	7707	1	-97	1365	Became Pupil Snapper_001 → Snapper_001
78	Educational Codeforces Round 145 (Rated for Div. 2)	Mar/23/2023 17:35	2563	3	+11	1462
77	Codeforces Round 858 (Div. 2)	Mar/18/2023 15:05	8482	1	-148	1451
76	Codeforces Round 851 (Div. 2)	Feb/09/2023 17:35	682	3	+107	1599
75	Codeforces Round 850 (Div. 2, based on VK Cup 2022 - Final Round)	Feb/05/2023 15:05	1844	4	-16	1492
74	TypeDB Forces 2023 (Div. 1 + Div. 2, Rated, Prizes!)	Jan/29/2023 17:35	2681	2	+11	1508
73	Codeforces Round 847 (Div. 3)	Jan/27/2023 17:35	3045	4	-40	1497
72	Educational Codeforces Round 142 (Rated for Div. 2)	Jan/24/2023 17:35	2106	3	+7	1537
71	Codeforces Round 845 (Div. 2) and ByteRace 2023	Jan/21/2023 17:35	856	3	+86	1530
70	Codeforces Round 842 (Div. 2)	Jan/05/2023 17:35	1321	4	+113	1444	Became Specialist Snapper_001 → Snapper_001
69	Codeforces Round 841 (Div. 2) and Divide by Zero 2022	Dec/27/2022 17:35	2224	2	+86	1331
68	Codeforces Round 840 (Div. 2) and Enigma 2022 - Cybros LNMIIT	Dec/19/2022 17:35	4961	1	-35	1245
67	Codeforces Round 839 (Div. 3)	Dec/18/2022 17:35	1809	4	+65	1280
66	Polynomial Round 2022 (Div. 1 + Div. 2, Rated, Prizes!)	Dec/17/2022 17:35	5928	1	-24	1215
65	Educational Codeforces Round 140 (Rated for Div. 2)	Dec/16/2022 17:35	10330	1	-100	1239
64	Codeforces Round 838 (Div. 2)	Dec/15/2022 17:35	2552	3	+59	1339
63	Codeforces Round 837 (Div. 2)	Dec/11/2022 18:35	2374	2	+78	1280
62	Codeforces Round 829 (Div. 2)	Oct/23/2022 10:50	7064	1	-87	1202
61	Educational Codeforces Round 138 (Rated for Div. 2)	Oct/20/2022 17:35	5163	2	-27	1289
60	Educational Codeforces Round 137 (Rated for Div. 2)	Oct/17/2022 17:35	3955	3	+15	1316
59	Codeforces Round 828 (Div. 3)	Oct/16/2022 17:35	5838	3	-54	1301
58	Codeforces Round 827 (Div. 4)	Oct/13/2022 17:35	358	6	+160	1355	Became Pupil Snapper_001 → Snapper_001
57	Codeforces Round 826 (Div. 3)	Oct/11/2022 17:35	4695	3	+15	1195
56	Educational Codeforces Round 136 (Rated for Div. 2)	Sep/29/2022 17:35	7753	1	-55	1180	Became Newbie Snapper_001 → Snapper_001
55	Codeforces Round 823 (Div. 2)	Sep/25/2022 17:35	5535	1	-25	1235
54	Codeforces Round 821 (Div. 2)	Sep/19/2022 17:35	6546	2	-57	1260
53	Codeforces Round 818 (Div. 2)	Sep/02/2022 17:35	4697	2	-27	1317
52	Codeforces Round 817 (Div. 4)	Aug/30/2022 17:50	882	5	+93	1344
51	Educational Codeforces Round 134 (Rated for Div. 2)	Aug/27/2022 17:35	8098	2	-71	1251
50	Codeforces Round 815 (Div. 2)	Aug/18/2022 16:35	3087	3	+34	1322
49	Codeforces Round 814 (Div. 2)	Aug/16/2022 17:35	1230	3	+181	1288	Became Pupil Snapper_001 → Snapper_001
48	Codeforces Round 813 (Div. 2)	Aug/13/2022 17:35	11934	1	-80	1107
47	Educational Codeforces Round 133 (Rated for Div. 2)	Aug/04/2022 17:35	3643	2	+95	1187
46	Codeforces Round 811 (Div. 3)	Aug/01/2022 17:35	9345	2	-49	1092
45	CodeTON Round 2 (Div. 1 + Div. 2, Rated, Prizes!)	Jul/31/2022 17:05	5888	2	+13	1141
44	Codeforces Round 810 (Div. 2)	Jul/24/2022 17:35	3611	2	+114	1128
43	Educational Codeforces Round 132 (Rated for Div. 2)	Jul/21/2022 17:35	11471	1	-60	1014
42	Codeforces Round 809 (Div. 2)	Jul/18/2022 17:35	4927	2	+97	1074
41	Codeforces Round 808 (Div. 2)	Jul/16/2022 17:35	10754	0	-109	977
40	Codeforces Round 805 (Div. 3)	Jul/10/2022 17:35	6117	3	+27	1086
39	Educational Codeforces Round 131 (Rated for Div. 2)	Jul/08/2022 17:35	8711	2	-15	1059
38	Codeforces Round 804 (Div. 2)	Jul/04/2022 17:35	11871	1	-98	1074
37	Codeforces Round 803 (Div. 2)	Jun/28/2022 17:35	11551	1	-106	1172	Became Newbie Snapper_001 → Snapper_001
36	Codeforces Global Round 21	Jun/25/2022 17:35	3124	3	+95	1278	Became Pupil Snapper_001 → Snapper_001
35	Codeforces Round 802 (Div. 2)	Jun/19/2022 12:05	4250	2	+21	1183
34	Codeforces Round 801 (Div. 2) and EPIC Institute of Technology Round	Jun/18/2022 17:35	5611	2	+3	1162
33	Codeforces Round 800 (Div. 2)	Jun/16/2022 17:35	10684	1	-97	1159	Became Newbie Snapper_001 → Snapper_001
32	Codeforces Round 799 (Div. 4)	Jun/14/2022 17:35	3085	5	+27	1256
31	Educational Codeforces Round 130 (Rated for Div. 2)	Jun/12/2022 17:35	4317	2	+32	1229	Became Pupil Snapper_001 → Snapper_001
30	Codeforces Round 798 (Div. 2)	Jun/10/2022 19:35	4344	2	-10	1197	Became Newbie Snapper_001 → Snapper_001
29	Codeforces Round 797 (Div. 3)	Jun/07/2022 17:35	2506	5	+103	1207	Became Pupil Snapper_001 → Snapper_001
28	Codeforces Round 796 (Div. 2)	Jun/03/2022 17:35	6632	2	+10	1104
27	CodeCraft-22 and Codeforces Round 795 (Div. 2)	May/31/2022 17:35	4924	2	+80	1094
26	Codeforces Round 793 (Div. 2)	May/22/2022 17:35	7000	1	+18	1014
25	Codeforces Round 792 (Div. 1 + Div. 2)	May/19/2022 17:35	11251	1	-80	996
24	Educational Codeforces Round 128 (Rated for Div. 2)	May/13/2022 17:35	6106	2	+18	1076
23	Codeforces Global Round 20	Apr/23/2022 17:05	6799	1	-55	1058
22	Educational Codeforces Round 127 (Rated for Div. 2)	Apr/22/2022 17:35	7781	1	-62	1113
21	Codeforces Round 784 (Div. 4)	Apr/21/2022 17:35	3038	6	+51	1175
20	Educational Codeforces Round 126 (Rated for Div. 2)	Apr/09/2022 17:35	5399	1	+3	1124
19	Codeforces Round 781 (Div. 2)	Apr/08/2022 17:35	2842	2	+124	1121
18	Codeforces Round 776 (Div. 3)	Mar/08/2022 17:35	3655	3	+152	997
17	Codeforces Round 775 (Div. 2, based on Moscow Open Olympiad in Informatics)	Mar/06/2022 12:55	6745	0	-99	845
16	Educational Codeforces Round 123 (Rated for Div. 2)	Feb/22/2022 17:35	12704	1	-76	944
15	Codeforces Round 772 (Div. 2)	Feb/20/2022 17:35	5912	2	+55	1020
14	Codeforces Round 771 (Div. 2)	Feb/14/2022 17:35	9095	1	-1	965
13	Codeforces Global Round 19	Feb/12/2022 17:35	7954	2	+58	966
12	Codeforces Round 770 (Div. 2)	Feb/06/2022 17:35	12373	1	-67	908
11	Educational Codeforces Round 122 (Rated for Div. 2)	Jan/31/2022 17:35	9095	2	+18	975
10	Codeforces Round 769 (Div. 2)	Jan/30/2022 17:35	10342	1	+2	957
9	Codeforces Round 767 (Div. 2)	Jan/22/2022 17:35	11439	2	-29	955
8	Codeforces Round 764 (Div. 3)	Jan/10/2022 17:35	5066	3	+129	984
7	Hello 2022	Jan/03/2022 17:35	14408	0	-105	855
6	Good Bye 2021: 2022 is NEAR	Dec/29/2021 18:35	10226	1	+36	960
5	Codeforces Round 763 (Div. 2)	Dec/28/2021 16:35	7843	1	+61	924
4	Educational Codeforces Round 120 (Rated for Div. 2)	Dec/27/2021 17:35	10213	1	+112	863
3	Codeforces Global Round 18	Dec/24/2021 17:35	11675	0	+129	751
2	Codeforces Round 762 (Div. 3)	Dec/20/2021 17:35	9565	2	+266	622
1	Codeforces Round 761 (Div. 2)	Dec/16/2021 16:35	8134	0	+356	356	Snapper_001 → Snapper_001

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