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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
75	Codeforces Round 709 (Div. 1, based on Technocup 2021 Final Round)	Mar/21/2021 16:20	689	2	-6	1903
74	Good Bye 2020	Dec/30/2020 17:35	1711	5	-1	1909
73	Codeforces Round 692 (Div. 1, based on Technocup 2021 Elimination Round 3)	Dec/20/2020 18:05	739	1	-65	1910
72	Codeforces Round 683 (Div. 1, by Meet IT)	Nov/15/2020 17:35	695	2	-37	1975
71	Codeforces Round 680 (Div. 1, based on Moscow Team Olympiad)	Nov/01/2020 14:05	567	2	+1	2012
70	Codeforces Round 679 (Div. 1, based on Technocup 2021 Elimination Round 1)	Oct/25/2020 14:05	309	3	+111	2011
69	Codeforces Round 676 (Div. 2)	Oct/18/2020 12:05	173	4	+113	1900	Became Candidate Master API → API
68	Codeforces Raif Round 1 (Div. 1 + Div. 2)	Oct/17/2020 16:05	1353	4	+44	1787
67	Codeforces Global Round 11	Oct/10/2020 17:50	1067	3	+99	1743
66	Codeforces Round 675 (Div. 2)	Oct/04/2020 19:05	513	3	+124	1644	Became Expert API → API
65	Codeforces Round 673 (Div. 2)	Sep/27/2020 18:05	4739	2	-111	1520	Became Specialist API → API
64	Codeforces Round 672 (Div. 2)	Sep/24/2020 17:35	8480	1	-152	1631
63	Codeforces Round 671 (Div. 2)	Sep/19/2020 17:35	2326	4	-61	1783
62	Codeforces Round 670 (Div. 2)	Sep/12/2020 16:45	1112	3	+1	1844
61	Codeforces Round 669 (Div. 2)	Sep/08/2020 17:35	1130	3	+8	1843
60	Codeforces Round 668 (Div. 2)	Sep/06/2020 17:35	779	4	+1	1835
59	Codeforces Round 666 (Div. 1)	Aug/30/2020 17:35	1216	0	-87	1834	Became Expert API → API
58	Codeforces Round 320 (Div. 1) [Bayan Thanks-Round]	Sep/16/2015 18:15	874	1	-115	1921
57	Codeforces Round 315 (Div. 1)	Aug/10/2015 19:30	780	1	-112	2036	Became Candidate Master
56	Codeforces Round 310 (Div. 1)	Jun/27/2015 17:10	238	2	+43	2148
55	Codeforces Round 283 (Div. 1)	Dec/17/2014 19:30	102	3	+152	2105	Became Candidate Master
54	Codeforces Round 270	Sep/28/2014 19:35	531	4	-38	1953
53	Codeforces Round 265 (Div. 1)	Sep/07/2014 19:30	152	2	+144	1991	Became Candidate Master API → API
52	MemSQL Start[c]UP 2.0 - Round 2 - Online Round	Aug/10/2014 21:00	318	2	+36	1847
51	Codeforces Round 260 (Div. 1)	Aug/08/2014 19:30	422	1	+46	1811
50	MemSQL Start[c]UP 2.0 - Round 1	Jul/27/2014 21:00	661	2	+82	1765
49	Codeforces Round 254 (Div. 1)	Jul/06/2014 17:05	422	0	-63	1683
48	Codeforces Round 243 (Div. 1)	Apr/27/2014 19:30	312	1	+37	1746
47	Codeforces Round 219 (Div. 1)	Dec/13/2013 18:00	449	1	-19	1709
46	Codeforces Round 215 (Div. 1)	Nov/26/2013 19:30	437	1	-42	1728
45	Codeforces Round 213 (Div. 1)	Nov/19/2013 19:30	309	1	+27	1770
44	Codeforces Round 212 (Div. 2)	Nov/14/2013 19:30	38	3	+92	1743
43	Codeforces Round 210 (Div. 1)	Nov/10/2013 21:00	322	0	-53	1651
42	Codeforces Round 201 (Div. 1)	Sep/20/2013 19:30	485	1	-60	1704
41	Codeforces Round 200 (Div. 2)	Sep/14/2013 19:30	5	5	+110	1764
40	Codeforces Round 198 (Div. 1)	Aug/30/2013 19:30	543	1	-65	1654
39	Codeforces Round 196 (Div. 1)	Aug/16/2013 20:00	380	0	-65	1719
38	MemSQL start[c]up Round 2 - online version	Aug/03/2013 21:00	420	1	-72	1784
37	MemSQL start[c]up Round 1	Jul/13/2013 21:00	298	2	+46	1856
36	Codeforces Round 188 (Div. 1)	Jun/14/2013 19:30	197	2	+108	1810
35	Codeforces Round 187 (Div. 1)	Jun/07/2013 19:30	349	1	-22	1702
34	Codeforces Round 184 (Div. 2)	May/19/2013 17:00	64	3	+78	1724
33	Codeforces Round 181 (Div. 2)	Apr/25/2013 19:30	245	2	-42	1646
32	Codeforces Round 180 (Div. 1)	Apr/19/2013 19:30	445	1	-48	1688
31	Codeforces Round 179 (Div. 1)	Apr/11/2013 19:30	376	2	-5	1736
30	Codeforces Round 177 (Div. 1)	Apr/02/2013 19:30	350	3	+20	1741
29	Codeforces Round 167 (Div. 1)	Feb/13/2013 19:30	425	1	-56	1721
28	Codeforces Round 156 (Div. 1)	Dec/16/2012 19:30	347	1	-59	1777
27	Codeforces Round 153 (Div. 1)	Dec/06/2012 19:30	160	2	+65	1836
26	Codeforces Round 152 (Div. 1)	Nov/25/2012 19:30	108	0	-42	1771
25	Codeforces Round 150 (Div. 1)	Nov/16/2012 19:30	96	2	+100	1813
24	Codeforces Round 149 (Div. 2)	Nov/11/2012 19:30	87	3	+53	1713
23	Codeforces Round 148 (Div. 2)	Nov/04/2012 20:00	198	2	-15	1660
22	Bayan 2012-2013 Elimination Round (ACM ICPC Rules, English statements)	Nov/01/2012 19:30	389	1	-50	1675
21	Codeforces Round 147 (Div. 2)	Oct/25/2012 19:30	52	4	+137	1725	Became Expert API → API
20	Codeforces Round 146 (Div. 2)	Oct/21/2012 11:10	553	2	-81	1588	Became Specialist API → API
19	Codeforces Round 144 (Div. 1)	Oct/11/2012 19:30	297	1	-43	1669
18	Codeforces Round 129 (Div. 2)	Jul/11/2012 19:30	66	4	+57	1712
17	Codeforces Round 128 (Div. 2)	Jul/03/2012 19:30	113	4	+84	1655	Became Expert API → API
16	Codeforces Round 107 (Div. 2)	Feb/17/2012 19:00	523	2	-59	1571	Became Specialist API → API
15	Codeforces Round 106 (Div. 2)	Feb/10/2012 19:00	298	2	-46	1630
14	Codeforces Round 105 (Div. 2)	Feb/02/2012 20:00	151	3	-23	1676
13	Codeforces Round 104 (Div. 2)	Jan/22/2012 11:00	21	4	+98	1699
12	Codeforces Round 103 (Div. 2)	Jan/18/2012 19:05	281	3	0	1601
11	Codeforces Round 101 (Div. 2)	Jan/08/2012 19:00	195	2	+89	1601	Became Expert API → API
10	Codeforces Round 100	Jan/04/2012 19:00	1050	1	-13	1512
9	Codeforces Beta Round 96 (Div. 2)	Dec/03/2011 19:00	644	3	-61	1525
8	Codeforces Beta Round 93 (Div. 2 Only)	Nov/09/2011 21:00	262	2	+36	1586
7	Codeforces Beta Round 89 (Div. 2)	Oct/07/2011 19:00	235	3	+71	1550
6	Codeforces Beta Round 83 (Div. 2 Only)	Aug/23/2011 19:00	344	2	-25	1479
5	Codeforces Beta Round 77 (Div. 2 Only)	Jul/08/2011 19:00	279	2	-14	1504
4	Codeforces Beta Round 76 (Div. 2 Only)	Jun/30/2011 19:00	261	2	-19	1518
3	Codeforces Beta Round 73 (Div. 2 Only)	Jun/07/2011 19:00	163	2	-13	1537
2	Yandex.Algorithm 2011: Round 2	May/22/2011 19:10	265	0	-9	1550
1	Codeforces Beta Round 72 (Div. 2 Only)	May/13/2011 19:10	222	2	+59	1559	Became Specialist API → API

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