implementation - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	12	P1822A TubeTube Feed brute force implementation sortings	0 / 0	(None)
	3	P1822F Gardening Friends brute force dfs and similar dp graphs implementation trees	0 / 0	(None)
	9794	P1824A LuoTianyi and the Show greedy implementation	0 / 0	(None)
	9788	P1825A LuoTianyi and the Palindrome String brute force greedy implementation strings	1 / 1	10
	9787	P1825B LuoTianyi and the Table brute force greedy implementation math	0 / 1	10
	9786	P1826A Trust Nobody brute force greedy implementation sortings	0 / 0	(None)
	9782	P1826E Walk the Runway bitmasks brute force data structures dp graphs implementation sortings	0 / 0	(None)
	9778	P1829A Love Story implementation strings	0 / 0	(None)
	9776	P1829B Blank Space implementation	0 / 0	(None)
	9775	P1829C Mr bitmasks greedy implementation	0 / 0	(None)
	9772	P1829D Gold Rush brute force dfs and similar dp implementation	0 / 0	(None)
	9771	P1829E The Lakes dfs and similar dsu graphs implementation	0 / 0	(None)
	9769	P1829G Hits Different data structures dp implementation math	0 / 0	(None)
	9811	P1832C Contrast Value greedy implementation *1200	0 / 0	4
	9809	P1832D1 Red-Blue Operations (Easy Version) binary search greedy implementation math *2100	0 / 0	7
	9808	P1832D2 Red-Blue Operations (Hard Version) binary search constructive algorithms greedy implementation math *2400	0 / 0	9
	9839	P1833A Musical Puzzle implementation strings *800	0 / 0	3
	9834	P1833F Ira and Flamenco combinatorics constructive algorithms data structures implementation math sortings two pointers *1700	0 / 0	5
	9833	P1833G Ksyusha and Chinchilla constructive algorithms dfs and similar dp dsu greedy implementation trees *1800	0 / 0	6
	9941	P1834E MEX of LCM binary search data structures implementation math number theory *2300	0 / 0	8
	9939	P1835A k-th equality brute force implementation math *1700	0 / 0	5
	9934	P1835F Good Graph bitmasks dfs and similar graph matchings graphs implementation *3500	0 / 0	10
	9933	P1836A Destroyer implementation sortings *800	0 / 0	3
	9826	P1837F Editorial for Two binary search data structures greedy implementation	0 / 0	(None)
	9866	P1839A The Good Array greedy implementation math *800	0 / 0	3
	9861	P1840A Cipher Shifer implementation strings two pointers *800	0 / 0	3
	9857	P1840E Character Blocking data structures hashing implementation *1600	0 / 0	5
	9852	P1841B Keep it Beautiful implementation	0 / 5	10
	9913	P1844C Particles dp greedy implementation math *1300	0 / 0	4
	9908	P1844G Tree Weights bitmasks constructive algorithms data structures dfs and similar implementation math matrices number theory trees *3000	0 / 0	10
	9906	P1845A Forbidden Integer constructive algorithms implementation math number theory *800	0 / 0	3
	9905	P1845B Come Together geometry implementation math *900	0 / 0	3
	9902	P1845E Boxes and Balls dp implementation math *2500	0 / 0	9
	9900	P1846A Rudolph and Cut the Rope implementation math *800	0 / 0	3
	9899	P1846B Rudolph and Tic-Tac-Toe brute force implementation strings *800	0 / 0	3
	9896	P1846E1 Rudolf and Snowflakes (simple version) brute force implementation math *1300	0 / 0	4
	9895	P1846E2 Rudolf and Snowflakes (hard version) binary search brute force implementation math *1800	0 / 0	6
	9894	P1846F Rudolph and Mimic constructive algorithms implementation interactive *1800	0 / 0	6
	9889	P1847D Professor Higashikata data structures dsu greedy implementation strings *1900	0 / 0	6
	9888	P1847E Triangle Platinum? brute force combinatorics implementation interactive math probabilities *2900	0 / 0	10
	9885	P1848B Vika and the Bridge binary search data structures greedy implementation math sortings *1200	0 / 0	4
	9882	P1848E Vika and Stone Skipping brute force implementation math number theory *2600	0 / 0	10
	9962	P1849A Morning Sandwich implementation math	0 / 0	(None)
	9959	P1849D Array Painting brute force constructive algorithms dp greedy implementation two pointers	0 / 0	(None)
	9880	P1850A To My Critics implementation sortings	0 / 0	(None)
	9879	P1850B Ten Words of Wisdom implementation sortings	0 / 0	(None)
	9878	P1850C Word on the Paper implementation strings	0 / 0	(None)
	9877	P1850D Balanced Round brute force greedy implementation sortings	0 / 0	(None)
	9876	P1850E Cardboard for Pictures binary search implementation math	0 / 0	(None)
	9875	P1850F We Were Both Children brute force implementation math number theory	0 / 0	(None)
	9874	P1850G The Morning Star data structures geometry implementation math sortings	0 / 0	(None)
	9873	P1850H The Third Letter dfs and similar graphs greedy implementation	0 / 0	(None)
	9953	P1851D Prefix Permutation Sums implementation math	0 / 0	(None)
	9950	P1851G Vlad and the Mountains binary search data structures dsu graphs implementation sortings trees two pointers	0 / 0	(None)
	9994	P1856A Tales of a Sort implementation *800	0 / 0	3
	9993	P1856B Good Arrays implementation math *900	0 / 0	3
	9989	P1856E2 PermuTree (hard version) bitmasks dfs and similar dp fft greedy implementation math trees *2700	0 / 0	10
	9987	P1857B Maximum Rounding greedy implementation math *1100	0 / 0	3
	9964	P1860F Evaluate RBS data structures geometry implementation math sortings	0 / 0	(None)
	10045	P1861C Queries for the Array data structures dfs and similar implementation strings trees	9 / 31	7
	10043	P1861E Non-Intersecting Subpermutations combinatorics dp implementation math	3 / 8	10
	10041	P1862A Gift Carpet dp greedy implementation strings	0 / 0	(None)
	10039	P1862C Flower City Fence binary search data structures implementation sortings	0 / 0	(None)
	10034	P1863A Channel greedy implementation	0 / 0	(None)
	10032	P1863C MEX Repetition implementation math	0 / 0	(None)
	10025	P1864A Increasing and Decreasing constructive algorithms greedy implementation math	0 / 0	(None)
	10020	P1864F Exotic Queries data structures implementation sortings	0 / 0	(None)
	10019	P1864G Magic Square combinatorics constructive algorithms implementation	0 / 0	(None)
	10067	P1867D Cyclic Operations brute force constructive algorithms dfs and similar graphs greedy implementation	0 / 0	(None)
	10063	P1868A Fill in the Matrix constructive algorithms implementation	0 / 0	(None)
	10062	P1868B1 Candy Party (Easy Version) bitmasks constructive algorithms graphs greedy implementation math	0 / 0	(None)
	10061	P1868B2 Candy Party (Hard Version) bitmasks constructive algorithms dp graphs greedy implementation math	0 / 0	(None)
	10060	P1868C Travel Plan combinatorics dp implementation math trees	0 / 0	(None)
	10059	P1868D Flower-like Pseudotree constructive algorithms graphs greedy implementation trees	0 / 0	(None)
	10057	P1868F LIS? data structures greedy implementation	0 / 0	(None)
	10128	P1870C Colorful Table binary search data structures dp implementation math two pointers *1300	0 / 0	4
	10127	P1870D Prefix Purchase greedy implementation sortings *1800	0 / 0	6
	10053	P1872B The Corridor or There and Back Again greedy implementation	0 / 0	(None)
	10049	P1872F Selling a Menagerie dfs and similar dsu graphs implementation math	0 / 0	(None)
	10122	P1873A Short Sort brute force implementation *800	0 / 0	3
	10120	P1873C Target Practice implementation math *800	0 / 0	3
	10119	P1873D 1D Eraser greedy implementation two pointers *800	0 / 0	3
	10114	P1874A Jellyfish and Game brute force games greedy implementation	0 / 0	(None)
	10089	P1878G wxhtzdy ORO Tree binary search bitmasks brute force data structures dfs and similar implementation trees	0 / 0	(None)
	10084	P1879E Interactive Game with Coloring brute force constructive algorithms dfs and similar graphs implementation interactive trees *2400	0 / 0	9
	10168	P1881C Perfect Square brute force implementation	1 / 5	10
	10151	P1884E Hard Design greedy implementation math	0 / 0	(None)
	10145	P1889A Qingshan Loves Strings 2 constructive algorithms greedy implementation	0 / 0	(None)
	10143	P1889C1 Doremy's Drying Plan (Easy Version) brute force data structures dp greedy implementation sortings	0 / 0	(None)
	10141	P1889D Game of Stacks brute force dfs and similar graphs implementation trees	0 / 0	(None)
	10137	P1890B Qingshan Loves Strings implementation	0 / 0	(None)
	10133	P1891D Suspicious logarithms binary search brute force implementation math number theory	0 / 0	(None)
	10132	P1891E Brukhovich and Exams brute force greedy implementation math sortings	0 / 0	(None)
	10184	P1893A Anonymous Informant brute force dfs and similar graphs implementation *1400	0 / 0	4
	10182	P1893C Freedom of Choice brute force greedy implementation *2000	0 / 0	7
	10179	P1894A Secret Sport implementation strings *800	0 / 0	3
	10175	P1895C Torn Lucky Ticket brute force dp hashing implementation math *1400	0 / 0	4
	10213	P1896F Bracket Xoring bitmasks constructive algorithms graph matchings implementation *2600	0 / 0	10
	10212	P1896G Pepe Racing constructive algorithms implementation interactive sortings *3200	0 / 0	10
	10209	P1898A Milica and String brute force implementation strings *800	0 / 0	3

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