Problems that I authored so far

#	User	Rating
1	tourist	4009
2	jiangly	3823
3	Benq	3738
4	Radewoosh	3633
5	jqdai0815	3620
6	orzdevinwang	3529
7	ecnerwala	3446
8	Um_nik	3396
9	ksun48	3390
10	gamegame	3386

#	User	Contrib.
1	cry	167
2	Um_nik	163
3	maomao90	162
3	atcoder_official	162
5	adamant	159
6	-is-this-fft-	158
7	awoo	157
8	TheScrasse	154
9	Dominater069	153
9	nor	153

UPD after one year!

Only a periodic summary. It will be updated continuously.

I'll be glad if someone gets inspired/gives feedback :)

#	Date	Problem	Contest	Comment
1	Aug 2022	Ring Game	Codechef Starters 53	One of the simplest
2	Aug 2022	Rocket Pack	Codechef Starters 53
3	Sep 2022	Energetic Node	Codechef Starters 56
4	Oct 2022	Collinear Points	Codechef Starters 59	Highly recommend :)
5	Oct 2022	Maximun Sum	Codechef Starters 60	Brief but not simple
6	Oct 2022	Get the Segment	Codechef Starters 62	Brief but not simple,Interactive
7	Sep 2022	Strange BST	Codechef Starters 62	Highly recommend :)
8	Dec 2022	Restore the Permutation	Codechef Starters 68
9	Dec 2022	Strange Bitwise Operation	Codechef Starters 70
10	Dec 2022	Square Loop	Codechef Starters 70
11	Jan 2023	A Short Counting Problem	Codechef January Long
12	Jan 2023	Xor X,Get Max	Codechef Starters 75	Brief but not simple,Interactive
13	Feb 2023	Bitwise Operations on Circle	Codechef Starters 76	Brief but not simple
14	Mar 2023	Mountain	Codechef Starters 79	One of the simplest
15	Apr 2023	Maximum of n Integers	TheForces Round #11
16	Apr 2023	Strange Shuffle	TheForces Round #11
17	Apr 2023	c0=c1	TheForces Round #11
18	Apr 2023	Big Xor Sum	TheForces Round #11
19	Apr 2023	Pre-minimum Score	TheForces Round #11
20	Apr 2023	Span Flip	TheForces Round #11
21	Apr 2023	A Matchsticks Problem	TheForces Round #12
22	Apr 2023	Yet Another Matchsticks Problem	TheForces Round #12
23	Apr 2023	Permutaion Construction(easy+hard version)	TheForces Round #12
24	Apr 2023	Y Flip	TheForces Round #12
25	Apr 2023	Yet Another Y Flip	TheForces Round #12
26	Apr 2023	Partition and Alternating Sum(easy+hard version)	TheForces Round #12
27	May 2023	Good Operations	Codechef Starters 88
28	May 2023	Minimum OR Spanning Tree	Codechef Starters 88
29	May 2023	Evil Infection	Codechef Starters 89
30	Jun 2023	Partition and Maximize	Codechef Starters 95
31	Jun 2023	Guess Game	Codechef Starters 95
32	Jun 2023	Infinite Grid	TheForces Round #16
33	Jun 2023	Mex Path	TheForces Round #16
34	Jun 2023	Get the Long Binary Number	TheForces Round #16
35	Jun 2023	Increasing A and Decreasing B	TheForces Round #16
36	Jun 2023	Grid Walking+	TheForces Round #16
37	Jul 2023	Tree Construction	TheForces Round #19
38	Jul 2023	Max Mobius Sum	TheForces Round #19
39	Jul 2023	Tuples	TheForces Round #20
40	Jul 2023	2-set Problem	TheForces Round #20
41	Jul 2023	Extended Average	TheForces Round #20
42	Jul 2023	Array Counting	TheForces Round #20
43	Jul 2023	Interesting Index	TheForces Round #21
44	Jul 2023	Hacked!	TheForces Round #21
45	Jul 2023	Revolving Sushi	TheForces Round #21
46	Aug 2023	Increasing and Decreasing	Harbour.Space Scholarship Contest 2023-2024 (Div. 1 + Div. 2)
47	Aug 2023	Divisor Chain	Harbour.Space Scholarship Contest 2023-2024 (Div. 1 + Div. 2)	My favorite problem in the official round
48	Aug 2023	Guess Game 2	Harbour.Space Scholarship Contest 2023-2024 (Div. 1 + Div. 2)
49	Aug 2023	Interesting Subsequence	TheForces Round #22
50	Aug 2023	Interesting Connection	TheForces Round #22
51	Aug 2023	Interesting Operation	TheForces Round #22
52	Aug 2023	Interesting Snake Queue	TheForces Round #22
53	Aug 2023	Interesting Alternating Sum	TheForces Round #22
54	Sep 2023	Two Arrays Game	TheForces Round #23
55	Sep 2023	Super Palindrome	TheForces Round #23
56	Seq 2023	Concussive Sequence	Codechef Starters 100
57	Seq 2023	Interesting Swap	Codechef Starters 100	big thx Amir_Parsa for the idea
58	Oct 2023	Left or Right Shift	TheForces Round #24
59	Oct 2023	Yet Another ÷2 or +1 Problem	TheForces Round #24
60	Oct 2023	Array Construction	TheForces Round #25
61	Nov 2023	Submission Bait	TheForces Round #26
62	Nov 2023	Interesting Knapsack	Codechef Starters 107
63	Nov 2023	Move Negative Stones	Codechef Starters 108
64	Dec 2023	Square Count	Codechef Starters 111
65	Dec 2023	Permutation Construction	Codechef Starters 112
66	Dec 2023	Colorful Paths	TheForces Round #27
67	Jan 2024	Two Set Game	Codechef Starters 116
68	Feb 2024	Magic Palindrome	Codechef Starters 121
69	Feb 2024	Binary Path	Codeforces Round 930
70	Feb 2024	Bitwise Operation Wizard	Codeforces Round 930
71	Feb 2024	Pokemon Arena	Codeforces Round 930
72	Feb 2024	Yet Yet Another Permutation Problem	Codeforces Round 930
73	Mar 2024	Minimum Black Cells	TheForces Round #28
74	Mar 2024	Sequence Duplication	TheForces Round #28
75	Mar 2024	Perfect Square Matrix	TheForces Round #28
76	Mar 2024	Tree Merger	TheForces Round #28
77	Mar 2024	RBS Score	TheForces Round #28

Rev.	By	When	Δ	Comment
en6	wuhudsm	2024-03-18 17:05:30	102
en5	wuhudsm	2024-03-18 14:50:16	125	(published)
en4	wuhudsm	2024-03-18 14:48:28	2222	(saved to drafts)
en3	wuhudsm	2023-11-22 18:07:06	7627	Tiny change: ' one year!\n\nOnly a' -> ' one year! \n\nOnly a'
en2	wuhudsm	2023-03-13 04:52:00	33	Tiny change: 'mplest \|\n\n\n\n' -> 'mplest \|\n\| ... \| ... \| ... \| ... \| ... \|\n\n\n\n'
en1	wuhudsm	2023-03-10 05:07:42	2572	Initial revision (published)

History