Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	6386	P774I Composing Of String special problem dp 2300	0 / 0	8
	6385	P774J Stepan's Series special problem dp 2000	0 / 0	7
	6384	P774K Stepan and Vowels special problem implementation strings 1600	0 / 0	5
	6383	P774L Bars special problem binary search 2000	0 / 0	7
	6380	P775A University Schedule special problem 2900	0 / 0	10
	6379	P776A A Serial Killer brute force implementation strings *900	0 / 0	3
	6376	P776B Sherlock and his girlfriend constructive algorithms number theory *1200	0 / 0	4
	6375	P776C Molly's Chemicals binary search brute force data structures implementation math *1800	0 / 0	6
	6372	P776D The Door Problem 2-sat dfs and similar dsu graphs *2000	0 / 0	7
	6370	P776E The Holmes Children math number theory *2100	0 / 0	7
	6369	P776F Sherlock's bet to Moriarty constructive algorithms data structures divide and conquer geometry graphs implementation trees *2800	0 / 0	10
	6367	P776G Sherlock and the Encrypted Data bitmasks combinatorics dp *2900	0 / 0	10
	6364	P777A Shell Game constructive algorithms implementation math *1000	0 / 0	3
	6363	P777B Game of Credit Cards data structures dp greedy sortings *1300	0 / 0	4
	6360	P777C Alyona and Spreadsheet binary search data structures dp greedy implementation two pointers *1600	0 / 0	5
	6359	P777D Cloud of Hashtags binary search greedy implementation strings *1800	0 / 0	6
	6356	P777E Hanoi Factory brute force data structures dp greedy sortings *2000	0 / 0	7
	6354	P778A String Game binary search greedy strings *1700	0 / 0	5
	6352	P778B Bitwise Formula bitmasks brute force dfs and similar expression parsing implementation *1800	0 / 0	6
	6350	P778C Peterson Polyglot brute force dfs and similar dsu hashing strings trees *2500	0 / 0	9
	6348	P778D Parquet Re-laying constructive algorithms *2700	0 / 0	10
	6346	P778E Selling Numbers dp sortings *3000	0 / 0	10
	6345	P779A Pupils Redistribution constructive algorithms math *1000	0 / 0	3
	6343	P779B Weird Rounding brute force greedy *1100	0 / 0	3
	6340	P779C Dishonest Sellers constructive algorithms greedy sortings *1200	0 / 0	4
	6338	P780A Andryusha and Socks implementation *800	0 / 0	3
	6336	P780B The Meeting Place Cannot Be Changed binary search *1600	0 / 0	5
	6334	P780C Andryusha and Colored Balloons dfs and similar graphs greedy trees *1600	0 / 0	5
	6332	P780D Innokenty and a Football League 2-sat graphs greedy implementation shortest paths strings *1900	0 / 0	6
	6330	P780E Underground Lab constructive algorithms dfs and similar graphs *2100	0 / 0	7
	6329	P780F Axel and Marston in Bitland bitmasks dp graphs matrices *2400	0 / 0	9
	6328	P780G Andryusha and Nervous Barriers data structures dp *2700	0 / 0	10
	6327	P780H Intranet of Buses binary search geometry implementation two pointers *3100	0 / 0	10
	6326	P784A Numbers Joke special problem 1700	0 / 0	5
	6325	P784B Kids' Riddle special problem 2000	0 / 0	7
	6324	P784C INTERCALC special problem implementation 1800	0 / 0	6
	6323	P784D Touchy-Feely Palindromes special problem implementation 1900	0 / 0	6
	6322	P784E Twisted Circuit special problem brute force implementation 2000	0 / 0	7
	6321	P784F Crunching Numbers Just for You special problem implementation 1900	0 / 0	6
	6320	P784G BF Calculator special problem 2000	0 / 0	7
	6319	P785A Anton and Polyhedrons implementation strings *800	0 / 0	3
	6318	P785B Anton and Classes greedy sortings *1100	0 / 0	3
	6317	P785C Anton and Fairy Tale binary search math *1600	0 / 0	5
	6316	P785D Anton and School - 2 combinatorics dp math number theory *2300	0 / 0	8
	6315	P785E Anton and Permutation brute force data structures *2200	1 / 7	8
	6314	P786A Berzerk dfs and similar dp games *2000	0 / 0	7
	6313	P786B Legacy data structures graphs shortest paths *2300	1 / 1	8
	6312	P786C Till I Collapse data structures divide and conquer *2400	0 / 0	9
	6311	P786D Rap God data structures dfs and similar hashing strings trees *3400	0 / 0	10
	6310	P786E ALT data structures flows graphs trees *3200	0 / 0	10
	6309	P787A The Monster brute force math number theory *1200	0 / 0	4
	6308	P787B Not Afraid greedy implementation math *1300	0 / 0	4
	6307	P788A Functions again dp two pointers *1600	0 / 0	5
	6306	P788B Weird journey combinatorics constructive algorithms dfs and similar dsu graphs *2100	0 / 0	7
	6305	P788C The Great Mixing dfs and similar graphs shortest paths *2300	0 / 0	8
	6304	P788D Finding lines constructive algorithms divide and conquer interactive *3000	0 / 0	10
	6303	P788E New task data structures *2900	0 / 0	10
	6302	P789A Anastasia and pebbles implementation math *1100	0 / 0	3
	6301	P789B Masha and geometric depression brute force implementation math *1700	0 / 0	5
	6300	P791A Bear and Big Brother implementation *800	0 / 0	3
	6299	P792A New Bus Route implementation sortings *1100	0 / 0	3
	6298	P792B Counting-out Rhyme implementation *1300	0 / 0	4
	6297	P792C Divide by Three dp greedy math number theory *2000	0 / 0	7
	6296	P792D Paths in a Complete Binary Tree bitmasks trees *1900	0 / 0	6
	6295	P792E Colored Balls greedy math number theory *2500	0 / 0	9
	6294	P792F Mages and Monsters data structures geometry *3100	0 / 0	10
	6293	P793A Oleg and shares implementation math *900	0 / 0	3
	6292	P793B Igor and his way to work dfs and similar graphs implementation shortest paths *1600	0 / 0	5
	6291	P793C Mice problem geometry implementation math sortings *2300	0 / 0	8
	6290	P793D Presents in Bankopolis dp graphs shortest paths *2100	0 / 0	7
	6289	P793E Problem of offices constructive algorithms dfs and similar dp trees *2900	0 / 0	10
	6288	P793F Julia the snail data structures divide and conquer dp *3000	0 / 0	10
	6287	P793G Oleg and chess data structures divide and conquer flows graph matchings *3400	0 / 0	10
	6286	P794A Bank Robbery brute force implementation *800	0 / 0	3
	6285	P794B Cutting Carrot geometry math *1200	0 / 0	4
	6284	P794C Naming Company games greedy sortings *1800	0 / 0	6
	6283	P794D Labelling Cities dfs and similar graphs hashing *2400	0 / 0	9
	6282	P794E Choosing Carrot games math *2800	0 / 0	10
	6281	P794F Leha and security system data structures *2800	0 / 0	10
	6280	P794G Replace All combinatorics dp math *3400	0 / 0	10
	6279	P796A Buying A House brute force implementation *800	0 / 0	3
	6278	P796B Find The Bone implementation *1300	0 / 0	4
	6277	P796C Bank Hacking constructive algorithms data structures dp trees *1900	0 / 0	6
	6276	P796D Police Stations constructive algorithms dfs and similar dp graphs shortest paths trees *2100	0 / 0	7
	6275	P796E Exam Cheating binary search dp *2400	0 / 0	9
	6274	P796F Sequence Recovery bitmasks data structures greedy *2800	0 / 0	10
	6273	P797A k-Factorization implementation math number theory *1100	0 / 0	3
	6272	P797B Odd sum dp greedy implementation *1400	0 / 0	4
	6271	P797C Minimal string data structures greedy strings *1700	0 / 0	5
	6270	P797D Broken BST data structures dfs and similar *2100	0 / 0	7
	6269	P797E Array Queries brute force data structures dp *2000	0 / 0	7
	6268	P797F Mice and Holes data structures dp greedy sortings *2600	0 / 0	10
	6267	P798A Mike and palindrome brute force constructive algorithms strings *1000	0 / 0	3
	6266	P798B Mike and strings brute force dp strings *1300	0 / 0	4
	6265	P798C Mike and gcd problem dp greedy number theory *1700	0 / 0	5
	6264	P798D Mike and distribution constructive algorithms sortings *2400	0 / 0	9
	6263	P798E Mike and code of a permutation constructive algorithms data structures graphs sortings *3000	0 / 0	10
	6262	P799A Carrot Cakes brute force implementation *1100	0 / 0	3
	6261	P799B T-shirt buying data structures implementation *1400	0 / 0	4
	6260	P799C Fountains binary search data structures implementation *1800	0 / 0	6

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