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A repository to keep track of problem solving practice, containing solutions from platforms:
- Codeforces
- AtCoder
| # | Title | Solution | Tags | Submitted |
|---|---|---|---|---|
| 98 | B - Distance | C++ (GCC 9.2.1) | AtCoder *200 |
Aug/02/2020 14:02 |
| 97 | A - Air Conditioner | C++ (GCC 9.2.1) | AtCoder *100 |
Aug/02/2020 14:00 |
| 96 | C - Tsundoku | C++ (GCC 9.2.1) | AtCoder *300 |
Jun/27/2020 19:26 |
| 95 | D - Sum of Divisors | C++ (GCC 9.2.1) | AtCoder *400 |
Jun/27/2020 14:26 |
| 94 | B - Minor Change | C++ (GCC 9.2.1) | AtCoder *200 |
Jun/27/2020 14:03 |
| 93 | A - Calc | C++ (GCC 9.2.1) | AtCoder *100 |
Jun/27/2020 14:00 |
| 92 | D - Ehab's Last Corollary | GNU C++14 | constructive algorithms dfs and similar graphs greedy implementation trees *2100 |
Jun/13/2020 23:41 |
| 91 | C - Ehab and Prefix MEXs | GNU C++14 | brute force constructive algorithms greedy *1600 |
Jun/13/2020 17:39 |
| 90 | B - Most socially-distanced subsequence | GNU C++14 | greedy two pointers *1300 |
Jun/13/2020 17:20 |
| 89 | A - XXXXX | GNU C++14 | brute force data structures number theory two pointers *1200 |
Jun/13/2020 17:11 |
| 88 | D - Catowice City | GNU C++14 | 2-sat dfs and similar graph matchings graphs *2400 |
Jun/13/2020 15:33 |
| 87 | A - Ivan the Fool and the Probability Theory | GNU C++14 | combinatorics dp math *1700 |
Jun/13/2020 14:19 |
| 86 | F - Swaps Again | GNU C++14 | constructive algorithms implementation sortings *2100 |
Jun/13/2020 13:09 |
| 85 | E - Maximum Subsequence Value | GNU C++14 | brute force constructive algorithms *1900 |
Jun/07/2020 18:15 |
| 84 | D - Solve The Maze | GNU C++14 | constructive algorithms dfs and similar dsu graphs greedy implementation shortest paths *1700 |
Jun/07/2020 17:50 |
| 83 | C - Rotation Matching | GNU C++14 | constructive algorithms data structures greedy implementation *1400 |
Jun/07/2020 17:26 |
| 82 | B - Trouble Sort | GNU C++14 | constructive algorithms implementation *1300 |
Jun/07/2020 17:17 |
| 81 | A - Matrix Game | GNU C++14 | games greedy implementation *1100 |
Jun/07/2020 16:42 |
| 80 | E - Tree Shuffling | GNU C++14 | dfs and similar dp greedy trees *2000 |
May/31/2020 18:10 |
| 79 | C - Game On Leaves | GNU C++14 | games trees *1600 |
May/31/2020 17:18 |
| 78 | B - Subsequence Hate | GNU C++14 | implementation strings *1400 |
May/31/2020 16:56 |
| 77 | A - Odd Selection | GNU C++14 | brute force implementation math *1200 |
May/31/2020 16:44 |
| 76 | C1 - Simple Polygon Embedding | GNU C++14 | binary search geometry math ternary search *1400 |
May/17/2020 12:15 |
| 75 | B - Ternary String | GNU C++14 | binary search dp implementation two pointers *1200 |
May/17/2020 11:44 |
| 74 | A - Alarm Clock | GNU C++14 | math *900 |
May/17/2020 11:27 |
| 73 | D - Game With Array | GNU C++14 | constructive algorithms math *1400 |
May/16/2020 14:48 |
| 72 | B - Young Explorers | GNU C++14 | dp greedy sortings *1200 |
May/16/2020 13:54 |
| 71 | A - Sequence with Digits | GNU C++14 | brute force implementation math *1200 |
May/16/2020 13:48 |
| 70 | C - Phoenix and Distribution | GNU C++14 | constructive algorithms greedy sortings strings *1600 |
May/01/2020 18:31 |
| 69 | B - Phoenix and Beauty | GNU C++14 | constructive algorithms data structures greedy sortings *1400 |
May/01/2020 17:24 |
| 68 | A - Phoenix and Balance | GNU C++14 | greedy math *800 |
May/01/2020 16:51 |
| 67 | D - Minimum number of steps | GNU C++14 | combinatorics *1400 |
May/21/2017 14:51 |
| 66 | D - Cloud of Hashtags | GNU C++14 | binary search greedy implementation strings *1800 |
Feb/24/2017 13:39 |
| 65 | D - Cartons of milk | GNU C++14 | binary search data structures greedy sortings two pointers *2100 |
Feb/19/2017 08:41 |
| 64 | D - Mahmoud and a Dictionary | GNU C++14 | data structures dfs and similar dp dsu graphs *2000 |
Feb/17/2017 10:23 |
| 63 | D - Dispute | GNU C++14 | dfs and similar graphs greedy *2100 |
Feb/01/2017 13:52 |
| 62 | D - Physical Education | GNU C++14 | sortings *1500 |
Feb/01/2017 13:13 |
| 61 | D - Fedor and coupons | GNU C++11 | binary search data structures greedy sortings *2100 |
Jan/07/2017 11:53 |
| 60 | E - Santa Claus and Tangerines | GNU C++11 | binary search data structures dp two pointers *2100 |
Dec/27/2016 19:54 |
| 59 | B - Santa Claus and Keyboard Check | GNU C++11 | greedy implementation strings *1500 |
Dec/25/2016 13:32 |
| 58 | D - Match & Catch | GNU C++11 | dp string suffix structures strings *2200 |
Dec/23/2016 16:37 |
| 57 | D - Winter Is Coming | GNU C++11 | dp greedy sortings *1800 |
Dec/23/2016 11:17 |
| 56 | C - Servers | GNU C++11 | implementation *1300 |
Dec/22/2016 08:47 |
| 55 | B - Graph Coloring | GNU C++11 | dfs and similar graphs *2200 |
Dec/18/2016 11:04 |
| 54 | D - Chloe and pleasant prizes | GNU C++11 | dfs and similar dp graphs trees *1800 |
Dec/14/2016 21:43 |
| 53 | C - Epidemic in Monstropolis | GNU C++11 | constructive algorithms dp greedy two pointers *1800 |
Nov/01/2016 09:00 |
| 52 | D - Kostya the Sculptor | GNU C++11 | data structures hashing *1600 |
Oct/31/2016 15:43 |
| 51 | B - Parade | GNU C++11 | math *1100 |
Oct/31/2016 15:18 |
| 50 | A - Grasshopper And the String | GNU C++11 | implementation *1000 |
Oct/31/2016 15:10 |
| 49 | E - Xenia and Tree | GNU C++11 | data structures divide and conquer trees *2400 |
Oct/30/2016 19:42 |
| 48 | E - Enemy is weak | GNU C++11 | data structures trees *1900 |
Oct/29/2016 15:36 |
| 47 | E - Little Artem and Time Machine | GNU C++11 | data structures *2000 |
Oct/29/2016 15:05 |
| 46 | C - Case of Chocolate | GNU C++11 | data structures *2200 |
Oct/29/2016 09:43 |
| 45 | C - PLEASE | GNU C++11 | combinatorics dp implementation math matrices *2000 |
Oct/28/2016 19:07 |
| 44 | C - Ciel the Commander | GNU C++11 | constructive algorithms dfs and similar divide and conquer greedy trees *2100 |
Oct/28/2016 15:20 |
| 43 | E - Table Compression | GNU C++11 | dsu graphs greedy *2200 |
Oct/26/2016 12:05 |
| 42 | E - XOR and Favorite Number | GNU C++11 | data structures *2200 |
Oct/25/2016 18:06 |
| 41 | B - Connecting Universities | GNU C++11 | dfs and similar dp graphs trees *1800 |
Oct/24/2016 19:24 |
| 40 | E - A Simple Task | GNU C++11 | data structures sortings strings *2300 |
Oct/24/2016 09:15 |
| 39 | C - Points on Plane | GNU C++11 | constructive algorithms divide and conquer geometry greedy sortings *2100 |
Oct/19/2016 23:22 |
| 38 | E - Correct Bracket Sequence Editor | GNU C++11 | data structures dsu strings *1700 |
Oct/19/2016 22:48 |
| 37 | C - The Values You Can Make | GNU C++11 | dp *1900 |
Oct/19/2016 21:35 |
| 36 | D - Complete The Graph | GNU C++11 | graphs shortest paths *2300 |
Oct/13/2016 12:45 |
| 35 | D - Persistent Bookcase | GNU C++11 | bitmasks data structures dfs and similar implementation *2200 |
Oct/10/2016 11:14 |
| 34 | B - Ant Man | GNU C++11 | dp graphs greedy *2500 |
Oct/10/2016 08:16 |
| 33 | D - Mishka and Interesting sum | GNU C++11 | data structures *2100 |
Oct/09/2016 19:50 |
| 32 | A - As Fast As Possible | GNU C++11 | binary search math *1900 |
Oct/09/2016 09:27 |
| 31 | B - Fix a Tree | GNU C++11 | constructive algorithms dfs and similar dsu graphs trees *1700 |
Oct/09/2016 07:08 |
| 30 | B - Puzzles | GNU C++11 | dfs and similar math probabilities trees *1700 |
Oct/08/2016 08:50 |
| 29 | D - Friends and Subsequences | GNU C++11 | binary search data structures *2100 |
Oct/07/2016 12:00 |
| 28 | D - Remainders Game | GNU C++11 | chinese remainder theorem math number theory *1800 |
Sep/29/2016 10:44 |
| 27 | D - Kay and Snowflake | GNU C++11 | data structures dfs and similar dp trees *1900 |
Sep/28/2016 19:57 |
| 26 | D - Alyona and Strings | GNU C++11 | dp strings *1900 |
Sep/27/2016 20:07 |
| 25 | D - Gifts by the List | GNU C++11 | constructive algorithms dfs and similar graphs trees *2000 |
Sep/22/2016 15:05 |
| 24 | B - Bear and Tower of Cubes | GNU C++11 | binary search dp greedy *2200 |
Sep/20/2016 11:15 |
| 23 | D - Vanya and Treasure | GNU C++11 | data structures dp graphs shortest paths *2300 |
Sep/19/2016 21:25 |
| 22 | D - Theseus and labyrinth | GNU C++11 | graphs implementation shortest paths *2000 |
Sep/14/2016 19:48 |
| 21 | D - Дерево | GNU C++11 | data structures trees *1800 |
Sep/13/2016 20:44 |
| 20 | B - Robin Hood | GNU C++11 | binary search greedy *2000 |
Sep/13/2016 17:52 |
| 19 | D1 - Magic Powder - 1 | GNU C++11 | binary search brute force implementation *1400 |
Sep/11/2016 07:05 |
| 18 | D2 - Magic Powder - 2 | GNU C++11 | binary search implementation *1500 |
Sep/11/2016 07:04 |
| 17 | B - World Tour | GNU C++11 | graphs shortest paths *2000 |
Sep/10/2016 21:35 |
| 16 | D - Bicycle Race | GNU C++14 | geometry implementation math *1500 |
Sep/09/2016 23:05 |
| 15 | B - Image Preview | GNU C++14 | binary search brute force dp two pointers *1900 |
Sep/08/2016 10:42 |
| 14 | D - Messenger | GNU C++14 | data structures hashing implementation string suffix structures strings *2100 |
Sep/08/2016 08:13 |
| 13 | D - Babaei and Birthday Cake | GNU C++14 | data structures dp *2000 |
Sep/07/2016 20:54 |
| 12 | D - Finals in arithmetic | GNU C++14 | constructive algorithms implementation math *2400 |
Sep/07/2016 17:17 |
| 11 | D - Rat Kwesh and Cheese | GNU C++14 | brute force constructive algorithms math *2400 |
Sep/06/2016 15:07 |
| 10 | D - Polyline | GNU C++14 | constructive algorithms implementation *1700 |
Sep/05/2016 23:23 |
| 9 | B - Skills | GNU C++14 | binary search brute force dp greedy sortings two pointers *1900 |
Aug/31/2016 12:03 |
| 8 | D - Vika and Segments | GNU C++14 | constructive algorithms data structures geometry two pointers *2300 |
Aug/30/2016 23:29 |
| 7 | B - Moodular Arithmetic | Java 8 | combinatorics dfs and similar dsu math number theory *1800 |
Aug/27/2016 07:58 |
| 6 | B - Lipshitz Sequence | Java 8 | data structures math *2100 |
Aug/26/2016 22:03 |
| 5 | D - Spongebob and Squares | GNU C++11 | brute force math *1900 |
Aug/26/2016 10:10 |
| 4 | D - Wilbur and Trees | GNU C++11 | dp math probabilities sortings *2300 |
Aug/26/2016 08:29 |
| 3 | B - Max and Bike | GNU C++11 | binary search geometry *2500 |
Aug/25/2016 21:26 |
| 2 | D - Happy Tree Party | GNU C++11 | data structures dfs and similar graphs math trees *2400 |
Aug/19/2016 00:18 |
| 1 | B - Chip 'n Dale Rescue Rangers | GNU C++11 | binary search geometry math *2100 |
Aug/18/2016 22:13 |