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Problemset

11,320 problems

#	Name	Rating↕	Solved↕
869C	The Intriguing Obsession combinatorics dp math	1800	5.3k
869D	The Overdosing Ubiquity brute force dfs and similar graphs	2800	328
869E	The Untended Antiquity data structures hashing	2400	2.3k
868A	Bark to Unlock brute force implementation strings	900	10.1k
868B	Race Against Time implementation	1400	3.9k
868C	Qualification Rounds bitmasks brute force constructive algorithms dp	1500	5.1k
868D	Huge Strings bitmasks brute force dp implementation strings	2200	1k
868E	Policeman and a Tree dp graphs trees	2700	569
868F	Yet Another Minimization Problem divide and conquer dp	2500	5.4k
868G	El Toll Caves math	3300	195
867A	Between the Offices implementation	800	20.9k
865A	Save the problem! constructive algorithms	1400	4.4k
865B	Ordering Pizza binary search sortings ternary search	1900	2k
865C	Gotta Go Fast binary search dp	2400	963
865D	Buy Low Sell High constructive algorithms data structures greedy	2400	8.5k
865E	Hex Dyslexia bitmasks brute force dp graphs	3300	163
865F	Egg Roulette bitmasks brute force divide and conquer math meet-in-the-middle	3300	81
865G	Flowers and Chocolate combinatorics math matrices	3300	328
864A	Fair Game implementation sortings	1000	12.3k
864B	Polycarp and Letters brute force implementation strings	1000	10.1k
864C	Bus greedy implementation math	1500	6.2k
864D	Make a Permutation! greedy implementation math	1500	6.4k
864E	Fire dp sortings	2000	4.8k
864F	Cities Excursions dfs and similar graphs trees	2700	706
863A	Quasi-palindrome brute force implementation	900	11.1k
863B	Kayaking brute force greedy sortings	1500	11.4k
863C	1-2-3 graphs implementation	1800	2.7k
863D	Yet Another Array Queries Problem data structures implementation	1800	3.9k
863E	Turn Off The TV data structures sortings	2000	4.3k
863F	Almost Permutation flows	2200	1.6k
863G	Graphic Settings	3200	65
862A	Mahmoud and Ehab and the MEX greedy implementation	1000	10.8k
862B	Mahmoud and Ehab and the bipartiteness dfs and similar graphs trees	1300	27.2k
862C	Mahmoud and Ehab and the xor constructive algorithms	1900	4.5k
862D	Mahmoud and Ehab and the binary string binary search divide and conquer interactive	2000	2.1k
862E	Mahmoud and Ehab and the function binary search data structures sortings	2100	2.3k
862F	Mahmoud and Ehab and the final stage data structures strings	2900	290
860E	Arkady and a Nobody-men data structures dfs and similar trees	2700	554
859A	Declined Finalists greedy implementation	800	8.7k
859B	Lazy Security Guard brute force geometry math	1000	8k
859C	Pie Rules dp games	1500	6.2k
859D	Third Month Insanity dp probabilities trees	2100	1.2k
859E	Desk Disorder combinatorics dfs and similar dsu graphs trees	2100	2.2k
859F	Ordering T-Shirts greedy	2800	257
859G	Circle of Numbers math	3000	282
858A	k-rounding brute force math number theory	1100	9.4k
858B	Which floor? brute force implementation	1500	4.1k
858C	Did you mean... dp greedy implementation	1500	5.9k
858D	Polycarp's phone book data structures implementation sortings	1600	4.2k
858E	Tests Renumeration greedy implementation	2200	553
858F	Wizard's Tour constructive algorithms dfs and similar graphs	2300	2.2k
856A	Set Theory brute force constructive algorithms	1600	1.6k
856B	Similar Words dp hashing strings trees	2300	653
856C	Eleventh Birthday combinatorics dp math	2400	752
856D	Masha and Cactus dp trees	2400	624
856E	Satellites	3100	158
856F	To Play or not to Play greedy	3000	130
855A	Tom Riddle's Diary brute force implementation strings	800	28.2k
855B	Marvolo Gaunt's Ring brute force data structures dp	1500	10k
855C	Helga Hufflepuff's Cup dp trees	2000	2.5k
855D	Rowena Ravenclaw's Diadem trees	2500	631
855E	Salazar Slytherin's Locket bitmasks dp	2200	2.3k
855F	Nagini binary search data structures	3100	669
855G	Harry Vs Voldemort dfs and similar dp graphs trees	3300	415
854A	Fraction brute force constructive algorithms math	800	14.7k
854B	Maxim Buys an Apartment constructive algorithms math	1200	8.6k
853A	Planning greedy	1500	6.2k
853B	Jury Meeting greedy sortings two pointers	1800	2.8k
853C	Boredom data structures	2100	1.9k
853D	Michael and Charging Stations binary search dp greedy	2400	729
853E	Lada Malina data structures geometry	3400	90
852A	Digits brute force implementation math	2500	445
852B	Neural Network country dp matrices	2000	1.8k
852C	Property greedy sortings	2100	683
852D	Exploration plan binary search flows graph matchings shortest paths	2100	1.3k
852E	Casinos and travel dp	2100	1.2k
852F	Product transformation combinatorics math number theory	2200	669
852G	Bathroom terminal implementation	1700	1.5k
852H	Bob and stages dp geometry	3000	212
852I	Dating brute force dfs and similar graphs trees	2300	788
851A	Arpa and a research in Mexican wave implementation math	800	10.3k
851B	Arpa and an exam about geometry geometry math	1400	5.9k
850A	Five Dimensional Points brute force geometry math	1700	3.4k
850B	Arpa and a list of numbers implementation number theory	2100	2.2k
850C	Arpa and a game with Mojtaba bitmasks dp games	2200	2k
850D	Tournament Construction constructive algorithms dp graphs greedy math	2800	498
850E	Random Elections bitmasks brute force divide and conquer fft math	2800	571
850F	Rainbow Balls math	2800	848
849A	Odds and Ends implementation	1000	9.8k
849B	Tell Your World brute force geometry	1600	4.1k
848A	From Y to Y constructive algorithms	1600	5.4k
848B	Rooter's Song constructive algorithms data structures geometry implementation sortings two pointers	1900	2k
848C	Goodbye Souvenir data structures divide and conquer	2600	1.7k
848D	Shake It! combinatorics dp flows graphs	2900	484
848E	Days of Floral Colours combinatorics divide and conquer dp fft math	3400	283
847A	Union of Doubly Linked Lists implementation	1500	4k
847B	Preparing for Merge Sort binary search data structures	1600	6.5k
847C	Sum of Nestings constructive algorithms	1800	2.6k
847D	Dog Show constructive algorithms data structures greedy	2200	1.4k
847E	Packmen binary search dp	1800	3.9k

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