implementation - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	3276	P1354B Ternary String binary search dp implementation two pointers *1200	0 / 0	4
	3269	P1355A Sequence with Digits brute force implementation math *1200	0 / 0	4
	3267	P1355C Count Triangles binary search implementation math two pointers *1800	0 / 0	6
	3232	P1358D The Best Vacation binary search brute force greedy implementation two pointers *1900	0 / 0	6
	3231	P1358E Are You Fired? constructive algorithms data structures greedy implementation *2400	0 / 0	9
	3230	P1358F Tasty Cookie binary search constructive algorithms greedy implementation *2700	0 / 0	10
	3228	P1359B New Theatre Square brute force dp greedy implementation two pointers *1000	0 / 0	3
	3226	P1359D Yet Another Yet Another Task data structures dp implementation two pointers *2000	0 / 0	7
	3219	P1360E Polygon dp graphs implementation shortest paths *1300	0 / 0	4
	3214	P1361B Johnny and Grandmaster greedy implementation math sortings *1900	0 / 0	6
	3212	P1361D Johnny and James greedy implementation math trees *2900	0 / 0	10
	3210	P1361F Johnny and New Toy data structures implementation math *3300	0 / 0	10
	3209	P1362A Johnny and Ancient Computer implementation *1000	0 / 0	3
	3206	P1363A Odd Selection brute force implementation math *1200	0 / 0	4
	3205	P1363B Subsequence Hate implementation strings *1400	0 / 0	4
	3203	P1363D Guess The Maximums binary search implementation interactive math *2100	0 / 0	7
	3197	P1364D Ehab's Last Corollary constructive algorithms dfs and similar graphs greedy implementation trees *2100	1 / 1	7
	3195	P1365A Matrix Game games greedy implementation *1100	0 / 0	3
	3194	P1365B Trouble Sort constructive algorithms implementation *1300	0 / 0	4
	3193	P1365C Rotation Matching constructive algorithms data structures greedy implementation *1400	0 / 0	4
	3192	P1365D Solve The Maze constructive algorithms dfs and similar dsu graphs greedy implementation shortest paths *1700	0 / 0	5
	3190	P1365F Swaps Again constructive algorithms implementation sortings *2100	0 / 0	7
	3181	P1367A Short Substrings implementation strings *800	0 / 0	3
	3178	P1367D Task On The Board constructive algorithms greedy implementation sortings *1800	0 / 0	6
	3174	P1368A C+= brute force greedy implementation math *800	0 / 0	3
	3169	P1368F Lamps on a Circle games implementation interactive math *2600	0 / 0	10
	3164	P1369B AccurateLee greedy implementation strings *1200	0 / 0	4
	3161	P1369E DeadLee data structures dfs and similar greedy implementation sortings *2400	0 / 0	9
	3159	P1370A Maximum GCD greedy implementation math number theory *800	0 / 0	3
	3156	P1370D Odd-Even Subsequence binary search dp dsu greedy implementation *2000	0 / 0	7
	3150	P1371C A Cookie for You greedy implementation math *1300	0 / 0	4
	3149	P1371D Grid-00100 constructive algorithms greedy implementation *1600	0 / 0	5
	3146	P1371F Raging Thunder data structures divide and conquer implementation *2800	0 / 0	10
	3145	P1372A Omkar and Completion constructive algorithms implementation *800	0 / 0	3
	3139	P1373A Donut Shops greedy implementation math *1000	0 / 0	3
	3136	P1373D Maximum Sum on Even Positions divide and conquer dp greedy implementation *1600	0 / 0	5
	3127	P1374E2 Reading Books (hard version) data structures greedy implementation sortings ternary search two pointers *2500	0 / 0	9
	3126	P1374F Cyclic Shifts Sorting brute force constructive algorithms implementation sortings *2400	0 / 0	9
	3116	P1379A Acacius and String brute force implementation strings *1500	0 / 0	5
	3107	P1380C Create The Teams brute force dp greedy implementation sortings *1400	0 / 0	4
	3106	P1380D Berserk And Fireball constructive algorithms greedy implementation math two pointers *2000	0 / 0	7
	3105	P1380E Merging Towers data structures dsu implementation trees *2300	0 / 0	8
	3101	P1381A2 Prefix Flip (Hard Version) constructive algorithms data structures implementation strings two pointers *1700	0 / 0	5
	3099	P1381C Mastermind constructive algorithms graph matchings greedy implementation sortings two pointers *2500	0 / 0	9
	3086	P1384B2 Koa and the Beach (Hard Version) constructive algorithms dp greedy implementation *2200	0 / 0	8
	3082	P1385D a-Good String bitmasks brute force divide and conquer dp implementation *1500	0 / 0	5
	3080	P1385F Removing Leaves data structures greedy implementation trees *2300	0 / 0	8
	3079	P1385G Columns Swaps 2-sat dfs and similar dsu graphs implementation *2300	0 / 0	8
	3068	P1388D Captain Flint and Treasure data structures dfs and similar graphs greedy implementation trees *2000	0 / 0	7
	3063	P1389D Segment Intersections brute force greedy implementation math *2100	0 / 0	7
	3058	P1391B Fix You brute force greedy implementation *800	0 / 0	3
	3056	P1391D 505 bitmasks brute force constructive algorithms dp greedy implementation *2000	0 / 0	7
	3053	P1392B Omkar and Infinity Clock implementation math *800	0 / 0	3
	3052	P1392C Omkar and Waterslide greedy implementation *1200	0 / 0	4
	3044	P1393B Applejack and Storages constructive algorithms data structures greedy implementation *1400	0 / 0	4
	3042	P1393D Rarity and New Dress dfs and similar dp implementation shortest paths *2100	0 / 0	7
	3041	P1393E1 Twilight and Ancient Scroll (easier version) dp hashing implementation string suffix structures strings *2800	0 / 0	10
	3040	P1393E2 Twilight and Ancient Scroll (harder version) dp hashing implementation string suffix structures strings two pointers *3200	0 / 0	10
	3029	P1396C Monster Invaders dp greedy implementation *2300	0 / 0	8
	3020	P1398E Two Types of Spells binary search data structures greedy implementation math sortings *2200	0 / 0	8
	3014	P1399D Binary String To Subsequences constructive algorithms data structures greedy implementation *1500	0 / 0	5
	3000	P1401D Maximum Distributed Tree dfs and similar dp greedy implementation math number theory sortings trees *1800	0 / 0	6
	2999	P1401E Divide Square data structures geometry implementation sortings *2400	0 / 0	9
	2997	P1402A Fancy Fence special problem data structures dsu implementation math sortings 1800	0 / 0	6
	2992	P1403C Chess Rush special problem combinatorics dp implementation math 3200	0 / 0	10
	2991	P1404A Balanced Bitstring implementation strings *1500	0 / 0	5
	2985	P1405B Array Cancellation constructive algorithms implementation *1000	0 / 0	3
	2984	P1406A Subset Mex greedy implementation math *900	0 / 0	3
	2983	P1406B Maximum Product brute force dp greedy implementation sortings *1200	0 / 0	4
	2972	P1408C Discrete Acceleration binary search dp implementation math two pointers *1500	0 / 0	5
	2971	P1408D Searchlights binary search brute force data structures dp implementation sortings two pointers *2000	0 / 0	7
	2959	P1411A In-game Chat implementation *800	0 / 0	3
	2956	P1411D Grime Zoo brute force greedy implementation strings *2100	0 / 0	7
	2951	P1413B A New Technique implementation *1100	0 / 0	3
	2950	P1413C Perform Easily binary search brute force dp implementation sortings two pointers *1900	0 / 0	6
	2949	P1413D Shurikens data structures greedy implementation *1700	0 / 0	5
	2944	P1415C Bouncing Ball brute force dp implementation *1400	0 / 0	4
	2940	P1416A k-Amazing Numbers binary search data structures implementation two pointers *1500	0 / 0	5
	2937	P1416D Graph and Queries data structures dsu graphs implementation trees *2600	0 / 0	10
	2935	P1416F Showing Off flows graph matchings greedy implementation *3300	0 / 0	10
	2929	P1418D Trash Problem data structures implementation *2100	0 / 0	7
	2925	P1419A Digit Game games greedy implementation *900	0 / 0	3
	2924	P1419B Stairs brute force constructive algorithms greedy implementation math *1200	0 / 0	4
	2923	P1419C Killjoy greedy implementation math *1500	0 / 0	5
	2920	P1419E Decryption constructive algorithms implementation math number theory *2100	0 / 0	7
	2919	P1419F Rain of Fire binary search data structures dfs and similar dsu graphs implementation *2800	0 / 0	10
	2915	P1420C2 Pokémon Army (hard version) data structures divide and conquer dp greedy implementation *2100	0 / 0	7
	2911	P1421B Putting Bricks in the Wall constructive algorithms implementation *1100	0 / 0	3
	2909	P1421D Hexagons brute force constructive algorithms greedy implementation math shortest paths *1900	0 / 0	6
	2908	P1421E Swedish Heroes brute force dp implementation *2700	0 / 0	10
	2906	P1422B Nice Matrix greedy implementation math *1300	0 / 0	4
	2903	P1422E Minlexes dp greedy implementation strings *2700	0 / 0	10
	2881	P1425E Excitation of Atoms greedy implementation *2200	0 / 0	8
	2877	P1426A Floor Number implementation math *800	0 / 0	3
	2876	P1426B Symmetric Matrix implementation *900	0 / 0	3
	2870	P1427B Chess Cheater greedy implementation sortings *1400	0 / 0	4
	2868	P1427D Unshuffling a Deck constructive algorithms implementation *2000	0 / 0	7
	2862	P1428B Belted Rooms graphs implementation *1200	0 / 0	4
	2860	P1428D Bouncing Boomerangs constructive algorithms greedy implementation *1900	0 / 0	6
	2853	P1430B Barrels greedy implementation sortings *800	0 / 0	3

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