biditmangal / codeforces-updated

Submissions

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Introduction

A repository to keep track of problem solving practice, containing solutions from platforms:

• Codeforces  

Contents

#	Title	Solution	Tags	Submitted
160	B - MEXor Mixup	GNU C++17	bitmasks greedy *1000	Sep/15/2021 11:17
159	B - Chess Tournament	GNU C++17	constructive algorithms	Sep/15/2021 02:29
158	A - Balanced Substring	GNU C++17	implementation	Sep/15/2021 02:02
157	A - Alexey and Train	GNU C++17	implementation *800	Aug/21/2021 00:04
156	A - GCD Sum	GNU C++17	brute force math *800	Apr/02/2021 23:29
155	B - Partial Replacement	GNU C++17	greedy implementation *1100	Mar/28/2021 23:47
154	C - Double-ended Strings	GNU C++17	brute force implementation strings *1000	Mar/28/2021 23:47
153	A - Filling Shapes	GNU C++17	dp math *1000	Mar/03/2021 21:49
152	B - Minimal Cost	GNU C++17	brute force math *1200	Mar/01/2021 14:09
151	A - K-th Largest Value	GNU C++17	brute force greedy implementation *800	Feb/28/2021 20:31
150	C - Alternating Subsequence	GNU C++17	dp greedy two pointers *1200	Feb/27/2021 21:16
149	B - Balanced Tunnel	GNU C++17	data structures sortings two pointers *1300	Feb/27/2021 00:51
148	A - Balanced Rating Changes	GNU C++17	implementation math *1000	Feb/26/2021 23:56
147	A - XXXXX	GNU C++17	brute force data structures number theory two pointers *1200	Feb/25/2021 21:56
146	B - Card Deck	GNU C++17	data structures greedy math *1100	Feb/23/2021 21:43
145	A - Three swimmers	GNU C++17	math *800	Feb/23/2021 21:42
144	B - Make Them Equal	GNU C++17	math *1200	Feb/22/2021 23:00
143	C - Doors Breaking and Repairing	GNU C++17	games *1200	Feb/22/2021 22:13
142	C - Ternary XOR	GNU C++17	greedy implementation *1200	Feb/21/2021 14:25
141	D - Permutation Transformation	GNU C++17	dfs and similar divide and conquer implementation *1200	Feb/20/2021 00:15
140	A - Fence	GNU C++17	geometry math *800	Feb/19/2021 23:51
139	A - Floor Number	GNU C++17	implementation math *800	Feb/19/2021 23:44
138	B - Eastern Exhibition	GNU C++17	binary search geometry shortest paths sortings *1500	Feb/18/2021 23:20
137	A - Shifting Stacks	GNU C++17	greedy implementation *900	Feb/18/2021 20:43
136	B - Elimination	GNU C++17	greedy math *900	Feb/17/2021 16:13
135	A - Array Rearrangment	GNU C++17	greedy sortings *800	Feb/17/2021 15:54
134	B - Saving the City	GNU C++17	dp greedy math sortings *1300	Feb/17/2021 15:10
133	A - Kids Seating	GNU C++17	constructive algorithms math *800	Feb/17/2021 14:49
132	B - Valerii Against Everyone	GNU C++17	constructive algorithms data structures greedy sortings *1000	Feb/17/2021 14:35
131	A - Specific Tastes of Andre	GNU C++17	constructive algorithms implementation *800	Feb/17/2021 14:22
130	D - Pythagorean Triples	GNU C++17	binary search brute force math number theory *1500	Feb/16/2021 22:36
129	C - Sum of Cubes	GNU C++17	binary search brute force brute force math *1100	Feb/16/2021 22:25
128	B - Balanced Remainders	GNU C++17	brute force constructive algorithms math *1000	Feb/16/2021 22:17
127	B - Cat Cycle	GNU C++17	math number theory *1200	Feb/15/2021 21:45
126	A - Arena	GNU C++17	implementation sortings *800	Feb/15/2021 20:16
125	B - Fortune Telling	GNU C++17	implementation number theory *1200	Feb/15/2021 08:48
124	A - Noldbach problem	GNU C++17	brute force math number theory *1000	Feb/15/2021 07:47
123	B - Sum of Medians	GNU C++17	greedy math *900	Feb/14/2021 18:48
122	B - Non-Substring Subsequence	GNU C++17	dp greedy implementation strings *900	Feb/14/2021 17:50
121	A - Subtract or Divide	GNU C++17	greedy math *800	Feb/14/2021 17:09
120	B - Two Cakes	GNU C++17	greedy *1200	Feb/13/2021 12:39
119	N - Waste Sorting	GNU C++17	greedy implementation *900	Feb/13/2021 12:06
118	B - Replace and Keep Sorted	GNU C++17	dp implementation math *1200	Feb/13/2021 11:34
117	A - Add and Divide	GNU C++17	brute force greedy math number theory *1000	Feb/12/2021 22:50
116	B - Mike and Children	GNU C++17	brute force implementation *1200	Feb/09/2021 22:21
115	B - Game with string	GNU C++17	data structures implementation math *1200	Feb/09/2021 16:40
114	B - Creating the Contest	GNU C++17	dp greedy math *1200	Feb/09/2021 14:38
113	C - Boats Competition	GNU C++17	brute force greedy two pointers *1200	Feb/08/2021 15:25
112	B - Maximum Product	GNU C++17	brute force dp greedy implementation sortings *1200	Feb/08/2021 14:52
111	C - Yet Another Array Restoration	GNU C++17	brute force math number theory *1200	Feb/08/2021 12:25
110	B - Stairs	GNU C++17	brute force constructive algorithms greedy implementation math *1200	Feb/08/2021 11:55
109	B - The Great Hero	GNU C++17	greedy implementation sortings *900	Feb/08/2021 00:28
108	A - Yet Another String Game	GNU C++17	games greedy strings *800	Feb/07/2021 20:31
107	A - Whose sentence is it?	GNU C++17	implementation strings *1100	Feb/07/2021 17:05
106	B - Rock and Lever	GNU C++17	bitmasks math *1200	Feb/06/2021 16:56
105	B - Belted Rooms	GNU C++17	graphs implementation *1200	Feb/06/2021 16:38
104	B - New Colony	GNU C++17	brute force greedy implementation *1100	Feb/05/2021 22:47
103	A - Space Navigation	GNU C++17	greedy strings *800	Feb/05/2021 20:35
102	B - Yet Another Bookshelf	GNU C++17	greedy implementation *800	Feb/05/2021 19:53
101	D - Districts Connection	GNU C++17	constructive algorithms dfs and similar *1200	Feb/05/2021 19:13
100	B - Reverse Binary Strings	GNU C++17	constructive algorithms greedy *1200	Feb/04/2021 22:15
99	B - Ilya and Queries	GNU C++17	dp implementation *1100	Feb/04/2021 19:50
98	B - Sereja and Suffixes	GNU C++17	data structures dp *1100	Feb/04/2021 18:49
97	A - Joysticks	GNU C++17	dp greedy implementation math *1100	Feb/04/2021 17:58
96	C - Ball in Berland	GNU C++17	combinatorics graphs math *1400	Jan/25/2021 23:00
95	B - New Year's Number	GNU C++17	brute force dp math *900	Jan/25/2021 22:46
94	A - Alex and a Rhombus	GNU C++17	dp implementation math *800	Jan/23/2021 20:05
93	B - Fence	GNU C++17	brute force dp *1100	Jan/23/2021 19:19
92	B - Different Divisors	GNU C++17	binary search constructive algorithms greedy math number theory *1000	Jan/23/2021 00:01
91	A - Puzzle From the Future	GNU C++17	greedy *800	Jan/19/2021 22:51
90	B - Binary Period	GNU C++17	constructive algorithms strings *1100	Jan/18/2021 16:51
89	B - Badges	GNU C++17	brute force math *1100	Jan/17/2021 20:44
88	A - Exercising Walk	GNU C++17	greedy implementation math *1100	Jan/17/2021 19:37
87	B - Middle Class	GNU C++17	greedy sortings *1100	Jan/17/2021 19:19
86	A - Sweet Problem	GNU C++17	math *1100	Jan/17/2021 18:41
85	B - Sequential Nim	GNU C++17	dp games *1100	Jan/16/2021 23:19
84	B - Boboniu Plays Chess	GNU C++17	constructive algorithms *1100	Jan/16/2021 22:49
83	E - Four Segments	GNU C++17	greedy *800	Jan/07/2021 13:34
82	C - Numbers on Whiteboard	GNU C++17	constructive algorithms data structures greedy implementation math *1000	Jan/06/2021 23:05
81	C - Long Jumps	GNU C++17	dp graphs *1100	Jan/06/2021 18:39
80	B - Strange List	GNU C++17	brute force greedy implementation math *1100	Jan/05/2021 23:59
79	B - Fair Division	GNU C++17	dp greedy math *800	Jan/05/2021 19:35
78	A - Cards for Friends	GNU C++17	greedy math *800	Jan/05/2021 18:54
77	A - Donut Shops	GNU C++17	greedy implementation math *1000	Jan/04/2021 19:38
76	B - Dice Tower	GNU C++14	constructive algorithms math *1000	Jan/04/2021 15:04
75	A - Transformation: from A to B	GNU C++14	brute force dfs and similar math *1000	Jan/03/2021 22:24
74	A - Tennis Tournament	GNU C++14	implementation math *1000	Jan/03/2021 20:05
73	B - Numbers Box	GNU C++14	greedy math *1000	Jan/03/2021 19:30
72	B - Last minute enhancements	GNU C++14	dp greedy *800	Jan/03/2021 17:23
71	B - Red and Blue	GNU C++14	dp greedy *1000	Dec/30/2020 19:45
70	A - Regular Bracket Sequence	GNU C++14	constructive algorithms greedy *1000	Dec/30/2020 17:41
69	A - Robot Sequence	GNU C++14	brute force implementation *1000	Dec/30/2020 00:59
68	A - 2048 Game	GNU C++14	brute force greedy math *1000	Dec/30/2020 00:29
67	A - The Fair Nut and Elevator	GNU C++14	brute force implementation *1000	Dec/29/2020 14:17
66	A - Mike and palindrome	GNU C++14	brute force constructive algorithms strings *1000	Dec/29/2020 13:00
65	A - Dasha and Stairs	GNU C++14	brute force constructive algorithms implementation math *1000	Dec/29/2020 12:40
64	B - Lazy Security Guard	GNU C++14	brute force geometry math *1000	Dec/29/2020 01:36
63	A - Boboniu Likes to Color Balls	GNU C++14	brute force math *1000	Dec/29/2020 00:50
62	A - Let's Watch Football	GNU C++14	binary search brute force math *1000	Dec/28/2020 22:01
61	A - Group of Students	GNU C++14	brute force greedy implementation *1000	Dec/28/2020 20:46
60	A - Spit Problem	GNU C++14	brute force *1000	Dec/27/2020 23:00
59	A - Generate Login	GNU C++14	brute force greedy sortings *1000	Dec/27/2020 16:29
58	A - Mishka and Contest	GNU C++14	brute force implementation *800	Dec/26/2020 23:29
57	A - Prison Break	GNU C++14	brute force math *800	Dec/26/2020 23:08
56	A - Ksusha and Array	GNU C++14	brute force number theory sortings *1000	Dec/24/2020 22:04
55	A - Three Friends	GNU C++14	brute force greedy math sortings *900	Dec/24/2020 00:39
54	A - GukiZ and Contest	GNU C++14	brute force implementation sortings *800	Dec/24/2020 00:05
53	B - Square?	GNU C++14	brute force implementation math *900	May/08/2020 21:39
52	A - 123-sequence	GNU C++14	implementation *900	May/05/2020 22:19
51	A - Phoenix and Balance	GNU C++14	greedy math *800	May/01/2020 20:39
50	A - Collecting Coins	GNU C++14	math *800	Apr/27/2020 23:16
49	A - Road To Zero	GNU C++14	greedy math *1000	Apr/27/2020 22:44
48	A - Petya and Strings	GNU C++14	implementation strings *800	Apr/26/2020 19:12
47	A - The King's Race	GNU C++14	implementation math *800	Apr/26/2020 13:57
46	A - Candies	GNU C++14	brute force math *900	Apr/25/2020 16:44
45	B - Nastya and Door	GNU C++14	greedy implementation *1300	Apr/25/2020 16:09
44	A - Nastya and Rice	GNU C++14	math *900	Apr/25/2020 16:07
43	A - Chores	GNU C++14	implementation *800	Apr/21/2020 14:57
42	A - Bank Robbery	GNU C++14	brute force implementation *800	Apr/20/2020 21:56
41	A - Ball Game	GNU C++14	brute force implementation *800	Apr/20/2020 20:29
40	A - Chores	GNU C++14	sortings *800	Apr/20/2020 19:14
39	A - Rock-paper-scissors	GNU C++14	implementation schedules *900	Apr/20/2020 16:19
38	A - Find Square	GNU C++14	implementation *800	Apr/20/2020 03:43
37	A - Friends Meeting	GNU C++14	brute force greedy implementation math *800	Apr/20/2020 03:08
36	A - Far Relative’s Birthday Cake	GNU C++14	brute force combinatorics constructive algorithms implementation *800	Apr/20/2020 02:47
35	A - Definite Game	GNU C++14	constructive algorithms math *800	Apr/20/2020 01:19
34	A - Elevator or Stairs?	GNU C++14	implementation *800	Apr/19/2020 23:49
33	A - Zoning Restrictions Again	GNU C++14	implementation *800	Apr/19/2020 01:11
32	A - Reconnaissance	GNU C++14	brute force *800	Apr/18/2020 23:14
31	A - Pasha and Hamsters	GNU C++14	constructive algorithms implementation *800	Apr/18/2020 21:06
30	A - Series of Crimes	GNU C++14	brute force geometry implementation *800	Apr/18/2020 17:42
29	A - There Are Two Types Of Burgers	GNU C++14	brute force greedy implementation math *800	Apr/15/2020 23:33
28	A - Even Subset Sum Problem	GNU C++14	brute force dp greedy implementation *800	Apr/15/2020 21:42
27	A - Tom Riddle's Diary	GNU C++14	brute force implementation strings *800	Apr/15/2020 13:27
26	A - Dead Pixel	GNU C++14	implementation *800	Apr/15/2020 03:24
25	A - Bear and Reverse Radewoosh	GNU C++14	implementation *800	Apr/15/2020 03:02
24	A - Vasya the Hipster	GNU C++14	implementation math *800	Apr/14/2020 02:41
23	A - Maximum in Table	GNU C++14	brute force implementation *800	Apr/14/2020 02:18
22	A - Magnets	GNU C++14	implementation *800	Apr/13/2020 17:49
21	A - Beautiful Matrix	GNU C++14	implementation *800	Apr/13/2020 17:07
20	A - System Administrator	GNU C++14	implementation *800	Apr/13/2020 03:08
19	B - Drinks	GNU C++17	implementation math *800	Apr/13/2020 02:39
18	A - Presents	GNU C++17	implementation *800	Apr/12/2020 23:52
17	A - Vus the Cossack and a Contest	GNU C++17	implementation *800	Apr/12/2020 17:45
16	A - New Year and Naming	GNU C++17	implementation strings *800	Apr/12/2020 17:42
15	A - Suffix Three	GNU C++17	implementation *800	Apr/12/2020 17:12
14	A - CME	GNU C++17	math *800	Apr/12/2020 17:01
13	A - Cards	GNU C++17	implementation sortings strings *800	Apr/12/2020 16:39
12	A - Restoring Three Numbers	GNU C++17	math *800	Apr/12/2020 16:23
11	A - Love "A"	GNU C++17	implementation strings *800	Apr/11/2020 02:41
10	A - Gennady and a Card Game	GNU C++17	brute force implementation *800	Apr/10/2020 19:53
9	A - Mahmoud and Ehab and the even-odd game	GNU C++17	games math *800	Apr/10/2020 18:44
8	A - Fafa and his Company	GNU C++17	brute force implementation *800	Apr/10/2020 16:39
7	A - Between the Offices	GNU C++17	implementation *800	Apr/10/2020 16:23
6	A - Bear and Big Brother	GNU C++17	implementation *800	Apr/10/2020 16:04
5	A - Hit the Lottery	GNU C++17	dp greedy *800	Apr/10/2020 15:55
4	A - Anton and Polyhedrons	GNU C++17	implementation strings *800	Apr/10/2020 15:38
3	A - Hulk	GNU C++17	implementation *800	Apr/10/2020 15:30
2	A - In Search of an Easy Problem	GNU C++17	implementation *800	Apr/10/2020 13:37
1	A - Wrong Subtraction	GNU C++17	implementation *800	Apr/10/2020 13:32