Problemset - Codeforces

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Rayan Programming Contest 2024 - Selection (Codeforces Round, Div. 1 + Div. 2)
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Problems

#	Name
862A	Mahmoud and Ehab and the MEX greedy, implementation	1000	x9567
860E	Arkady and a Nobody-men data structures, dfs and similar, trees	2700	x444
859G	Circle of Numbers math	3000	x159
859F	Ordering T-Shirts greedy	2800	x187
859E	Desk Disorder combinatorics, dfs and similar, dsu, graphs, trees	2100	x1869
859D	Third Month Insanity dp, probabilities, trees	2100	x1052
859C	Pie Rules dp, games	1500	x5438
859B	Lazy Security Guard brute force, geometry, math	1000	x7067
859A	Declined Finalists greedy, implementation	800	x7788
858F	Wizard's Tour constructive algorithms, dfs and similar, graphs	2300	x1636
858E	Tests Renumeration greedy, implementation	2200	x510
858D	Polycarp's phone book data structures, implementation, sortings	1600	x3855
858C	Did you mean... dp, greedy, implementation	1500	x5636
858B	Which floor? brute force, implementation	1500	x3754
858A	k-rounding brute force, math, number theory	1100	x8095
856F	To Play or not to Play greedy	3000	x104
856E	Satellites	3100	x71
856D	Masha and Cactus dp, trees	2400	x413
856C	Eleventh Birthday combinatorics, dp, math	2400	x629
856B	Similar Words dp, hashing, strings, trees	2300	x515
856A	Set Theory brute force, constructive algorithms	1600	x1444
855G	Harry Vs Voldemort dfs and similar, dp, graphs, trees	3300	x222
855F	Nagini binary search, data structures	3100	x459
855E	Salazar Slytherin's Locket bitmasks, dp	2200	x1803
855D	Rowena Ravenclaw's Diadem trees	2500	x529
855C	Helga Hufflepuff's Cup dp, trees	2000	x2099
855B	Marvolo Gaunt's Ring brute force, data structures, dp	1500	x8742
855A	Tom Riddle's Diary brute force, implementation, strings	800	x22087
854B	Maxim Buys an Apartment constructive algorithms, math	1200	x8201
854A	Fraction brute force, constructive algorithms, math	800	x13679
853E	Lada Malina data structures, geometry	3400	x66
853D	Michael and Charging Stations binary search, dp, greedy	2400	x677
853C	Boredom data structures	2100	x1512
853B	Jury Meeting greedy, sortings, two pointers	1800	x2535
853A	Planning greedy	1500	x5866
852I	Dating brute force, dfs and similar, graphs, trees	2300	x581
852H	Bob and stages dp, geometry	3000	x152
852G	Bathroom terminal implementation	1700	x1291
852F	Product transformation combinatorics, math, number theory	2200	x578
852E	Casinos and travel dp	2100	x1063
852D	Exploration plan binary search, flows, graph matchings, shortest paths	2100	x1028
852C	Property greedy, sortings	2100	x601
852B	Neural Network country dp, matrices	2000	x1468
852A	Digits brute force, implementation, math	2500	x389
851B	Arpa and an exam about geometry geometry, math	1400	x5563
851A	Arpa and a research in Mexican wave implementation, math	800	x9793
850F	Rainbow Balls math	2800	x670
850E	Random Elections bitmasks, brute force, divide and conquer, fft, math	2800	x403
850D	Tournament Construction constructive algorithms, dp, graphs, greedy, math	2800	x393
850C	Arpa and a game with Mojtaba bitmasks, dp, games	2200	x1513
850B	Arpa and a list of numbers implementation, number theory	2100	x2033
850A	Five Dimensional Points brute force, geometry, math	1700	x3213
849B	Tell Your World brute force, geometry	1600	x3667
849A	Odds and Ends implementation	1000	x9110
848E	Days of Floral Colours combinatorics, divide and conquer, dp, fft, math	3400	x212
848D	Shake It! combinatorics, dp, flows, graphs	2900	x384
848C	Goodbye Souvenir data structures, divide and conquer	2600	x1378
848B	Rooter's Song constructive algorithms, data structures, geometry, implementation, sortings, two pointers	1900	x1906
848A	From Y to Y constructive algorithms	1600	x5133
847M	Weather Tomorrow implementation, math	1000	x6309
847L	Berland SU Computer Network constructive algorithms, dfs and similar, graphs, hashing, trees	2400	x321
847K	Travel Cards greedy, implementation, sortings	1800	x1696
847J	Students Initiation binary search, flows, graphs	2400	x640
847I	Noise Level dfs and similar, implementation, math	1900	x1534
847H	Load Testing greedy	1600	x2450
847G	University Classes implementation	900	x6852
847F	Berland Elections greedy, sortings	2100	x869
847E	Packmen binary search, dp	1800	x3087
847D	Dog Show constructive algorithms, data structures, greedy	2200	x1217
847C	Sum of Nestings constructive algorithms	1800	x2381
847B	Preparing for Merge Sort binary search, data structures	1600	x5059
847A	Union of Doubly Linked Lists implementation	1500	x3388
846F	Random Query data structures, math, probabilities, two pointers	1800	x2284
846E	Chemistry in Berland dfs and similar, greedy, trees	2300	x904
846D	Monitor binary search, data structures	1900	x2535
846C	Four Segments brute force, data structures, dp	1800	x2691
846B	Math Show brute force, greedy	1800	x2524
846A	Curriculum Vitae brute force, implementation	1500	x4267
845G	Shortest Path Problem? dfs and similar, graphs, math	2300	x1693
845F	Guards In The Storehouse bitmasks, dp	2500	x458
845E	Fire in the City binary search, data structures	2400	x604
845D	Driving Test data structures, dp, greedy	1800	x2394
845C	Two TVs data structures, greedy, sortings	1500	x8808
845B	Luba And The Ticket brute force, greedy, implementation	1600	x5047
845A	Chess Tourney implementation, sortings	1100	x7799
844B	Rectangles combinatorics, math	1300	x7493
844A	Diversity greedy, implementation, strings	1000	x11030
843E	Maximum Flow flows, graphs	3000	x320
843D	Dynamic Shortest Path graphs, shortest paths	3400	x916
843C	Upgrading Tree constructive algorithms, dfs and similar, graphs, math, trees	2600	x361
843B	Interactive LowerBound brute force, interactive, probabilities	2000	x2284
843A	Sorting by Subsequences dfs and similar, dsu, implementation, math, sortings	1400	x5683
842E	Nikita and game binary search, dfs and similar, divide and conquer, graphs, trees	2800	x433
842D	Vitya and Strange Lesson binary search, data structures	2000	x3705
842C	Ilya And The Tree dfs and similar, graphs, math, number theory, trees	2000	x3505
842B	Gleb And Pizza geometry	1100	x10368
842A	Kirill And The Game brute force, two pointers	1200	x10240
841B	Godsend games, math	1100	x12314
841A	Generous Kefa brute force, implementation	900	x13255
840E	In a Trap trees	3200	x495