Problemset - Codeforces

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Problems

#	Name
878D	Magic Breeding bitmasks	2900	x645
878C	Tournament data structures, graphs	2700	x902
878B	Teams Formation data structures, implementation	2300	x1040
877F	Ann and Books data structures, flows, hashing	2300	x1694
877E	Danil and a Part-time Job bitmasks, data structures, trees	2000	x4346
877D	Olya and Energy Drinks data structures, dfs and similar, graphs, shortest paths	2100	x4249
875F	Royal Questions dsu, graphs, greedy	2500	x1295
875E	Delivery Club binary search, data structures, dp	2600	x868
875D	High Cry binary search, bitmasks, combinatorics, data structures, divide and conquer	2200	x2221
875C	National Property 2-sat, dfs and similar, graphs, implementation	2100	x2105
873F	Forbidden Indices dsu, string suffix structures, strings	2400	x1325
873E	Awards For Contestants brute force, data structures, dp	2300	x682
871E	Restore the Tree graphs, greedy, trees	2900	x148
870F	Paths data structures, number theory	2700	x608
870E	Points, Lines and Ready-made Titles dfs and similar, dsu, graphs, trees	2300	x1199
870D	Something with XOR Queries brute force, interactive, probabilities	2000	x1202
869E	The Untended Antiquity data structures, hashing	2400	x1603
869D	The Overdosing Ubiquity brute force, dfs and similar, graphs	2800	x240
868G	El Toll Caves math	3300	x130
868F	Yet Another Minimization Problem divide and conquer, dp	2500	x3624
868E	Policeman and a Tree dp, graphs, trees	2700	x484
868D	Huge Strings bitmasks, brute force, dp, implementation, strings	2200	x899
865G	Flowers and Chocolate combinatorics, math, matrices	3300	x135
865F	Egg Roulette bitmasks, brute force, divide and conquer, math, meet-in-the-middle	3300	x68
865E	Hex Dyslexia bitmasks, brute force, dp, graphs	3300	x120
865D	Buy Low Sell High constructive algorithms, data structures, greedy	2400	x5129
865C	Gotta Go Fast binary search, dp	2400	x819
864F	Cities Excursions dfs and similar, graphs, trees	2700	x582
864E	Fire dp, sortings	2000	x4192
863G	Graphic Settings	3200	x55
863F	Almost Permutation flows	2200	x1217
863E	Turn Off The TV data structures, sortings	2000	x3024
862F	Mahmoud and Ehab and the final stage data structures, strings	2900	x199
862E	Mahmoud and Ehab and the function binary search, data structures, sortings	2100	x1597
862D	Mahmoud and Ehab and the binary string binary search, divide and conquer, interactive	2000	x1836
860E	Arkady and a Nobody-men data structures, dfs and similar, trees	2700	x429
859G	Circle of Numbers math	3000	x155
859F	Ordering T-Shirts greedy	2800	x180
859E	Desk Disorder combinatorics, dfs and similar, dsu, graphs, trees	2100	x1842
859D	Third Month Insanity dp, probabilities, trees	2100	x1040
858F	Wizard's Tour constructive algorithms, dfs and similar, graphs	2300	x1525
858E	Tests Renumeration greedy, implementation	2200	x500
856F	To Play or not to Play greedy	3000	x104
856E	Satellites	3100	x68
856D	Masha and Cactus dp, trees	2400	x379
856C	Eleventh Birthday combinatorics, dp, math	2400	x565
856B	Similar Words dp, hashing, strings, trees	2300	x487
855G	Harry Vs Voldemort dfs and similar, dp, graphs, trees	3300	x205
855F	Nagini binary search, data structures	3100	x435
855E	Salazar Slytherin's Locket bitmasks, dp	2200	x1698
855D	Rowena Ravenclaw's Diadem trees	2500	x479
855C	Helga Hufflepuff's Cup dp, trees	2000	x2025
853E	Lada Malina data structures, geometry	3400	x65
853D	Michael and Charging Stations binary search, dp, greedy	2400	x658
853C	Boredom data structures	2100	x1470
852I	Dating brute force, dfs and similar, graphs, trees	2300	x566
852H	Bob and stages dp, geometry	3000	x150
852F	Product transformation combinatorics, math, number theory	2200	x565
852E	Casinos and travel dp	2100	x997
852D	Exploration plan binary search, flows, graph matchings, shortest paths	2100	x971
852C	Property greedy, sortings	2100	x556
852B	Neural Network country dp, matrices	2000	x1410
852A	Digits brute force, implementation, math	2500	x385
850F	Rainbow Balls math	2800	x637
850E	Random Elections bitmasks, brute force, divide and conquer, fft, math	2800	x384
850D	Tournament Construction constructive algorithms, dp, graphs, greedy, math	2800	x377
850C	Arpa and a game with Mojtaba bitmasks, dp, games	2200	x1431
850B	Arpa and a list of numbers implementation, number theory	2100	x1990
848E	Days of Floral Colours combinatorics, divide and conquer, dp, fft, math	3400	x203
848D	Shake It! combinatorics, dp, flows, graphs	2900	x380
848C	Goodbye Souvenir data structures, divide and conquer	2600	x1329
847L	Berland SU Computer Network constructive algorithms, dfs and similar, graphs, hashing, trees	2400	x320
847J	Students Initiation binary search, flows, graphs	2400	x622
847F	Berland Elections greedy, sortings	2100	x856
847D	Dog Show constructive algorithms, data structures, greedy	2200	x1196
846E	Chemistry in Berland dfs and similar, greedy, trees	2300	x871
845G	Shortest Path Problem? dfs and similar, graphs, math	2300	x1542
845F	Guards In The Storehouse bitmasks, dp	2500	x434
845E	Fire in the City binary search, data structures	2400	x587
843E	Maximum Flow flows, graphs	3000	x308
843D	Dynamic Shortest Path graphs, shortest paths	3400	x792
843C	Upgrading Tree constructive algorithms, dfs and similar, graphs, math, trees	2600	x351
843B	Interactive LowerBound brute force, interactive, probabilities	2000	x2210
842E	Nikita and game binary search, dfs and similar, divide and conquer, graphs, trees	2800	x406
842D	Vitya and Strange Lesson binary search, data structures	2000	x3522
842C	Ilya And The Tree dfs and similar, graphs, math, number theory, trees	2000	x3455
840E	In a Trap trees	3200	x446
840D	Destiny data structures, probabilities	2500	x2906
840C	On the Bench combinatorics, dp	2500	x1680
840B	Leha and another game about graph constructive algorithms, data structures, dfs and similar, dp, graphs	2100	x2442
839E	Mother of Dragons brute force, graphs, math, meet-in-the-middle	2700	x897
839D	Winter is here combinatorics, dp, math, number theory	2200	x2739
838F	Expected Earnings	2800	x95
838E	Convex Countour dp	2300	x326
838D	Airplane Arrangements math, number theory	2700	x844
838C	Future Failure dp, games	2800	x290
838B	Diverging Directions data structures, dfs and similar, trees	2100	x726
837G	Functions On The Segments data structures	2500	x659
837F	Prefix Sums binary search, brute force, combinatorics, math, matrices	2400	x893
837E	Vasya's Function binary search, implementation, math	2100	x1736