sortings - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	8608	P243B Hydra graphs sortings *2000	0 / 0	7
	8594	P246A Buggy Sorting constructive algorithms greedy sortings *900	0 / 0	3
	8590	P246E Blood Cousins Return binary search data structures dfs and similar dp sortings *2400	0 / 0	9
	8584	P249D Donkey and Stars data structures dp geometry math sortings *2700	0 / 0	10
	8571	P252B Unsorting Array brute force sortings *1800	0 / 0	6
	8569	P253B Physics Practical binary search dp sortings two pointers *1400	0 / 0	4
	8566	P253E Printer binary search data structures implementation sortings *2200	0 / 0	8
	8565	P254A Cards with Numbers constructive algorithms sortings *1200	0 / 0	4
	8553	P257A Sockets greedy implementation sortings *1100	0 / 0	3
	8536	P261A Maxim and Discounts greedy sortings *1400	0 / 0	4
	8528	P263B Squares greedy implementation sortings *900	0 / 0	3
	8505	P268E Playlist math probabilities sortings *2100	0 / 0	7
	8501	P269D Maximum Waterfall data structures dp graphs sortings *2600	0 / 0	10
	8489	P272D Dima and Two Sequences combinatorics math sortings *1600	0 / 0	5
	8485	P274A k-Multiple Free Set binary search greedy sortings *1500	0 / 0	5
	8482	P274D Lovely Matrix dfs and similar graphs greedy sortings *2200	0 / 0	8
	8476	P276C Little Girl and Maximum Sum data structures greedy implementation sortings *1500	0 / 0	5
	8440	P285C Building Permutation greedy implementation sortings *1200	0 / 0	4
	8434	P286D Tourists data structures sortings *2600	0 / 0	10
	8424	P289B Polo the Penguin and Matrix brute force dp implementation sortings ternary search *1400	0 / 0	4
	8417	P291A Spyke Talks special problem implementation sortings 800	0 / 0	3
	8383	P299A Ksusha and Array brute force number theory sortings *1000	0 / 0	3
	8356	P306B Optimizer data structures greedy sortings *2100	0 / 0	7
	8339	P313C Ilya and Matrix constructive algorithms greedy implementation sortings *1400	0 / 0	4
	8333	P314D Sereja and Straight Lines binary search data structures geometry sortings two pointers *2500	0 / 0	9
	8267	P331A2 Oh Sweet Beaverette data structures sortings *1500	0 / 0	5
	8254	P332C Students' Revenge data structures greedy sortings *2200	0 / 0	8
	8248	P333D Characteristics of Rectangles binary search bitmasks brute force implementation sortings *2100	0 / 0	7
	8247	P333E Summer Earnings binary search bitmasks brute force geometry sortings *2500	0 / 0	9
	8245	P334B Eight Point Sets sortings *1400	0 / 0	4
	8226	P339A Helpful Maths greedy implementation sortings strings *800	0 / 0	3
	8190	P347A Difference Row constructive algorithms implementation sortings *1300	0 / 0	4
	8188	P348A Mafia binary search math sortings *1600	0 / 0	5
	8179	P350C Bombs greedy implementation sortings *1600	0 / 0	5
	8178	P350D Looking for Owls binary search data structures geometry hashing sortings *2400	0 / 0	9
	8170	P352B Jeff and Periods implementation sortings *1300	0 / 0	4
	8168	P353B Two Heaps combinatorics constructive algorithms greedy implementation math sortings *1900	0 / 0	6
	8132	P362B Petya and Staircases implementation sortings *1100	0 / 0	3
	8109	P367C Sereja and the Arrangement of Numbers graphs greedy sortings *2000	0 / 0	7
	8097	P370C Mittens constructive algorithms greedy sortings *1800	0 / 0	6
	8089	P372A Counting Kangaroos is Fun binary search greedy sortings two pointers *1600	0 / 0	5
	8076	P375B Maximum Submatrix 2 data structures dp implementation sortings *1600	0 / 0	5
	8069	P377B Preparing for the Contest binary search data structures greedy sortings *1900	0 / 0	6
	8064	P378B Semifinals implementation sortings *1300	0 / 0	4
	8061	P379C New Year Ratings Change greedy sortings *1400	0 / 0	4
	8059	P379E New Year Tree Decorations geometry schedules sortings *2500	0 / 0	9
	8050	P381B Sereja and Stairs greedy implementation sortings *1100	0 / 0	3
	8047	P382C Arithmetic Progression implementation sortings *1700	0 / 0	5
	8043	P383B Volcanoes binary search implementation sortings two pointers *2500	0 / 0	9
	8038	P384B Multitasking greedy implementation sortings two pointers *1500	0 / 0	5
	8023	P388A Fox and Box Accumulation greedy sortings *1400	0 / 0	4
	8021	P388C Fox and Card Game games greedy sortings *2000	0 / 0	7
	7954	P404C Restore Graph dfs and similar graphs sortings *1800	0 / 0	6
	7951	P405A Gravity Flip greedy implementation sortings *900	0 / 0	3
	7924	P412B Network Configuration greedy sortings *900	0 / 0	3
	7900	P417D Cunning Gena bitmasks dp greedy sortings *1900	0 / 0	6
	7890	P421D Bug in Code binary search data structures sortings *1900	0 / 0	6
	7888	P424B Megacity binary search greedy implementation sortings *1200	0 / 0	4
	7884	P425A Sereja and Swaps brute force sortings *1500	0 / 0	5
	7867	P430A Points and Segments (easy) constructive algorithms sortings *1600	0 / 0	5
	7860	P432A Choosing Teams greedy implementation sortings *800	0 / 0	3
	7858	P432C Prime Swaps greedy sortings *1800	0 / 0	6
	7854	P433B Kuriyama Mirai's Stones dp implementation sortings *1200	0 / 0	4
	7853	P433C Ryouko's Memory Note implementation math sortings *1800	0 / 0	6
	7849	P434E Furukawa Nagisa's Tree binary search divide and conquer sortings trees *3000	0 / 0	10
	7836	P437B The Child and Set bitmasks greedy implementation sortings *1500	0 / 0	5
	7835	P437C The Child and Toy graphs greedy sortings *1400	2 / 2	4
	7834	P437D The Child and Zoo dsu sortings *1900	0 / 0	6
	7829	P439B Devu, the Dumb Guy implementation sortings *1200	0 / 0	4
	7827	P439D Devu and his Brother binary search sortings ternary search two pointers *1700	0 / 0	5
	7782	P451B Sort the Array implementation sortings *1300	0 / 0	4
	7760	P456A Laptops sortings *1100	0 / 0	3
	7751	P459B Pashmak and Flowers combinatorics implementation sortings *1300	0 / 0	4
	7749	P459D Pashmak and Parmida's problem data structures divide and conquer sortings *1800	0 / 0	6
	7748	P459E Pashmak and Graph dp sortings *1900	0 / 0	6
	7743	P460E Roland and Rose brute force geometry math sortings *2700	0 / 0	10
	7742	P461A Appleman and Toastman greedy sortings *1200	0 / 0	4
	7697	P471B MUH and Important Things implementation sortings *1300	0 / 0	4
	7682	P474E Pillars binary search data structures dp sortings trees *2000	0 / 0	7
	7663	P478E Wavy numbers brute force dfs and similar meet-in-the-middle sortings *2900	0 / 0	10
	7661	P479B Towers brute force constructive algorithms greedy implementation sortings *1400	0 / 0	4
	7660	P479C Exams greedy sortings *1400	0 / 0	4
	7647	P484B Maximum Value binary search math sortings two pointers *2100	0 / 0	7
	7629	P489A SwapSort greedy implementation sortings *1200	0 / 0	4
	7628	P489B BerSU Ball dfs and similar dp graph matchings greedy sortings two pointers *1200	0 / 0	4
	7623	P490A Team Olympiad greedy implementation sortings *800	0 / 0	3
	7613	P492B Vanya and Lanterns binary search implementation math sortings *1200	0 / 0	4
	7612	P492C Vanya and Exams greedy sortings *1400	0 / 0	4
	7611	P492D Vanya and Computer Game binary search implementation math sortings *1800	0 / 0	6
	7607	P493C Vasya and Basketball binary search brute force data structures implementation sortings two pointers *1600	0 / 0	5
	7593	P496E Distributing Parts greedy sortings *2100	0 / 0	7
	7582	P500B New Year Permutation dfs and similar dsu graphs greedy math sortings *1600	0 / 0	5
	7574	P501C Misha and Forest constructive algorithms data structures greedy sortings trees *1500	0 / 0	5
	7562	P507A Amr and Music greedy implementation sortings *1000	0 / 0	3
	7544	P510C Fox And Names dfs and similar graphs sortings *1600	0 / 0	5
	7506	P515C Drazil and Factorial greedy math sortings *1400	0 / 0	4
	7485	P519B A and B and Compilation Errors data structures implementation sortings *1100	0 / 0	3
	7466	P524C The Art of Dealing with ATM binary search sortings *1900	0 / 0	6
	7464	P524E Rooks and Rectangles data structures sortings *2400	0 / 0	9
	7460	P525C Ilya and Sticks greedy math sortings *1600	0 / 0	5

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