Problemset - Codeforces

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Codeforces Round 988 (Div. 3)
32:50:13
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Problems

#	Name
886E	Maximum Element combinatorics, dp, math	2400	x1027
886D	Restoration of string constructive algorithms, graphs, implementation	2000	x1802
884F	Anti-Palindromize flows, graphs, greedy	2500	x1070
884E	Binary Matrix dsu	2500	x696
884D	Boxes And Balls data structures, greedy	2300	x2037
884C	Bertown Subway dfs and similar, greedy, math	1500	x4745
883L	Berland.Taxi data structures	2500	x233
883K	Road Widening constructive algorithms, greedy, implementation	1800	x1102
883J	Renovation constructive algorithms, greedy, sortings	2400	x580
883I	Photo Processing binary search, dp	1900	x2018
883H	Palindromic Cut brute force, implementation, strings	1800	x1620
883G	Orientation of Edges dfs and similar, graphs	1900	x1422
883E	Field of Wonders implementation, strings	1500	x1911
883D	Packmen Strike Back binary search, dp, math	2500	x432
883C	Downloading B++ binary search, implementation	2300	x629
883B	Berland Army constructive algorithms, graphs, greedy	2600	x378
883A	Automatic Door implementation	2200	x592
878E	Numbers on the blackboard combinatorics, dp	3300	x571
878D	Magic Breeding bitmasks	2900	x680
878C	Tournament data structures, graphs	2700	x927
878B	Teams Formation data structures, implementation	2300	x1070
878A	Short Program bitmasks, constructive algorithms	1600	x5538
877F	Ann and Books data structures, flows, hashing	2300	x1828
877E	Danil and a Part-time Job bitmasks, data structures, trees	2000	x4575
877D	Olya and Energy Drinks data structures, dfs and similar, graphs, shortest paths	2100	x4401
877C	Slava and tanks constructive algorithms	1600	x5728
877B	Nikita and string brute force, dp	1500	x10528
875F	Royal Questions dsu, graphs, greedy	2500	x1358
875E	Delivery Club binary search, data structures, dp	2600	x923
875D	High Cry binary search, bitmasks, combinatorics, data structures, divide and conquer	2200	x2283
875C	National Property 2-sat, dfs and similar, graphs, implementation	2100	x2133
875B	Sorting the Coins dsu, implementation, sortings, two pointers	1500	x5204
873F	Forbidden Indices dsu, string suffix structures, strings	2400	x1411
873E	Awards For Contestants brute force, data structures, dp	2300	x702
873D	Merge Sort constructive algorithms, divide and conquer	1800	x3183
873C	Strange Game On Matrix greedy, two pointers	1600	x3276
873B	Balanced Substring dp, implementation	1500	x7843
871E	Restore the Tree graphs, greedy, trees	2900	x149
870F	Paths data structures, number theory	2700	x621
870E	Points, Lines and Ready-made Titles dfs and similar, dsu, graphs, trees	2300	x1236
870D	Something with XOR Queries brute force, interactive, probabilities	2000	x1232
869E	The Untended Antiquity data structures, hashing	2400	x1773
869D	The Overdosing Ubiquity brute force, dfs and similar, graphs	2800	x250
869C	The Intriguing Obsession combinatorics, dp, math	1800	x4728
868G	El Toll Caves math	3300	x133
868F	Yet Another Minimization Problem divide and conquer, dp	2500	x3849
868E	Policeman and a Tree dp, graphs, trees	2700	x518
868D	Huge Strings bitmasks, brute force, dp, implementation, strings	2200	x925
868C	Qualification Rounds bitmasks, brute force, constructive algorithms, dp	1500	x4633
868B	Race Against Time implementation	1400	x3684
865G	Flowers and Chocolate combinatorics, math, matrices	3300	x136
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	x139
865D	Buy Low Sell High constructive algorithms, data structures, greedy	2400	x5723
865C	Gotta Go Fast binary search, dp	2400	x847
865B	Ordering Pizza binary search, sortings, ternary search	1900	x1867
865A	Save the problem! constructive algorithms	1400	x4332
864F	Cities Excursions dfs and similar, graphs, trees	2700	x621
864E	Fire dp, sortings	2000	x4279
864D	Make a Permutation! greedy, implementation, math	1500	x6011
864C	Bus greedy, implementation, math	1500	x5866
863G	Graphic Settings	3200	x56
863F	Almost Permutation flows	2200	x1265
863E	Turn Off The TV data structures, sortings	2000	x3168
863D	Yet Another Array Queries Problem data structures, implementation	1800	x3294
863C	1-2-3 graphs, implementation	1800	x2515
863B	Kayaking brute force, greedy, sortings	1500	x8403
862F	Mahmoud and Ehab and the final stage data structures, strings	2900	x210
862E	Mahmoud and Ehab and the function binary search, data structures, sortings	2100	x1667
862D	Mahmoud and Ehab and the binary string binary search, divide and conquer, interactive	2000	x1888
862C	Mahmoud and Ehab and the xor constructive algorithms	1900	x4098
860E	Arkady and a Nobody-men data structures, dfs and similar, trees	2700	x439
859G	Circle of Numbers math	3000	x159
859F	Ordering T-Shirts greedy	2800	x185
859E	Desk Disorder combinatorics, dfs and similar, dsu, graphs, trees	2100	x1868
859D	Third Month Insanity dp, probabilities, trees	2100	x1052
859C	Pie Rules dp, games	1500	x5430
858F	Wizard's Tour constructive algorithms, dfs and similar, graphs	2300	x1629
858E	Tests Renumeration greedy, implementation	2200	x510
858D	Polycarp's phone book data structures, implementation, sortings	1600	x3850
858C	Did you mean... dp, greedy, implementation	1500	x5636
858B	Which floor? brute force, implementation	1500	x3748
856F	To Play or not to Play greedy	3000	x104
856E	Satellites	3100	x71
856D	Masha and Cactus dp, trees	2400	x409
856C	Eleventh Birthday combinatorics, dp, math	2400	x624
856B	Similar Words dp, hashing, strings, trees	2300	x512
856A	Set Theory brute force, constructive algorithms	1600	x1442
855G	Harry Vs Voldemort dfs and similar, dp, graphs, trees	3300	x221
855F	Nagini binary search, data structures	3100	x459
855E	Salazar Slytherin's Locket bitmasks, dp	2200	x1798
855D	Rowena Ravenclaw's Diadem trees	2500	x528
855C	Helga Hufflepuff's Cup dp, trees	2000	x2092
855B	Marvolo Gaunt's Ring brute force, data structures, dp	1500	x8732
853E	Lada Malina data structures, geometry	3400	x66
853D	Michael and Charging Stations binary search, dp, greedy	2400	x675
853C	Boredom data structures	2100	x1508
853B	Jury Meeting greedy, sortings, two pointers	1800	x2533
853A	Planning greedy	1500	x5858
852I	Dating brute force, dfs and similar, graphs, trees	2300	x581