Problemset - Codeforces

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Codeforces Round 968 (Div. 2)
34:16:31
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Problems

#	Name
498E	Stairs and Lines dp, matrices	2700	x459
498D	Traffic Jams in the Land data structures, dp, number theory	2400	x1105
498B	Name That Tune dp, probabilities, two pointers	2400	x1158
497E	Subsequences Return dp, matrices	2900	x284
494D	Birthday data structures, dfs and similar, dp, trees	2700	x521
494C	Helping People dp, probabilities	2600	x847
494B	Obsessive String dp, strings	2000	x2646
490F	Treeland Tour data structures, dfs and similar, dp, trees	2200	x1664
489F	Special Matrices combinatorics, dp	2100	x1656
489E	Hiking binary search, dp	2300	x1020
487B	Strip binary search, data structures, dp, two pointers	2000	x3467
486E	LIS of Sequence data structures, dp, greedy, hashing, math	2200	x2201
486D	Valid Sets dfs and similar, dp, math, trees	2100	x3939
484D	Kindergarten data structures, dp, greedy	2400	x2566
482D	Random Function and Tree combinatorics, dp, trees	2700	x528
482C	Game with Strings bitmasks, dp, probabilities	2600	x908
480D	Parcels dp, graphs	2600	x459
479E	Riding in a Lift combinatorics, dp	1900	x5063
478D	Red-Green Towers dp	2000	x5759
477D	Dreamoon and Binary dp, strings	2700	x520
476E	Dreamoon and Strings dp, strings	2200	x1951
474E	Pillars binary search, data structures, dp, sortings, trees	2000	x3254
468E	Permanent dp, graph matchings, math, meet-in-the-middle	3100	x312
467E	Alex and Complicated Task data structures, dp, greedy	2300	x775
467D	Fedor and Essay dfs and similar, dp, graphs, hashing, strings	2400	x1812
466D	Increase Sequence combinatorics, dp	2100	x3157
464D	World of Darkraft - 2 dp, probabilities	2700	x665
464C	Substitutes in Number dp	2100	x1846
463D	Gargari and Permutations dfs and similar, dp, graphs, implementation	1900	x6289
461B	Appleman and Tree dfs and similar, dp, trees	2000	x5537
459E	Pashmak and Graph dp, sortings	1900	x5359
457F	An easy problem about trees dp, games, greedy, trees	3200	x106
455C	Civilization dfs and similar, dp, dsu, ternary search, trees	2100	x5669
455B	A Lot of Games dfs and similar, dp, games, implementation, strings, trees	1900	x5860
453D	Little Pony and Elements of Harmony dp, matrices	3000	x467
453B	Little Pony and Harmony Chest bitmasks, brute force, dp	2000	x4638
449E	Jzzhu and Squares dp, math, number theory	2900	x285
449D	Jzzhu and Numbers bitmasks, combinatorics, dp	2400	x4334
448C	Painting Fence divide and conquer, dp, greedy	1900	x8082
441E	Valera and Number bitmasks, dp, math, probabilities	2400	x691
440D	Berland Federalization dp, trees	2200	x668
439E	Devu and Birthday Celebration combinatorics, dp, math	2100	x1553
437E	The Child and Polygon dp, geometry	2500	x704
436F	Banners brute force, data structures, dp	3000	x377
436D	Pudding Monsters dp	2800	x324
435D	Special Grid brute force, dp, greedy	2000	x752
433E	Tachibana Kanade's Tofu dp	2500	x476
432D	Prefixes and Suffixes dp, string suffix structures, strings, two pointers	2000	x8840
431D	Random Task binary search, bitmasks, combinatorics, dp, math	2100	x2302
429C	Guess the Tree bitmasks, constructive algorithms, dp, greedy, trees	2300	x936
427D	Match & Catch dp, string suffix structures, strings	2200	x2146
425E	Sereja and Sets dp	2500	x635
425C	Sereja and Two Sequences data structures, dp	2300	x888
424E	Colored Jenga dfs and similar, dp, probabilities	2500	x131
424D	Biathlon Track binary search, brute force, constructive algorithms, data structures, dp	2300	x560
417D	Cunning Gena bitmasks, dp, greedy, sortings	1900	x2449
416E	President's Path dp, graphs, shortest paths	2500	x1403
413D	2048 bitmasks, dp	2000	x792
407D	Largest Submatrix 3 dp, hashing	2700	x556
404D	Minesweeper 1D dp, implementation	1900	x2122
403D	Beautiful Pairs of Numbers combinatorics, dp	2300	x1088
402D	Upgrading Array dp, greedy, math, number theory	1800	x2595
401D	Roman and Numbers bitmasks, brute force, combinatorics, dp, number theory	2000	x4107
386D	Game with Points dp, graphs, implementation, shortest paths	2100	x425
386C	Diverse Substrings dp, strings, two pointers	2000	x768
385D	Bear and Floodlight bitmasks, dp, geometry	2200	x806
383E	Vowels combinatorics, divide and conquer, dp	2700	x2989
383D	Antimatter dp	2300	x2960
382E	Ksenia and Combinatorics combinatorics, dp	2600	x372
379G	New Year Cactus dp	3100	x141
379D	New Year Letter bitmasks, brute force, dp	2000	x1536
377E	Cookie Clicker dp, geometry	2800	x457
377C	Captains Mode bitmasks, dp, games	2200	x1128
375E	Red and Black Tree dp, implementation, math	3000	x404
374D	Inna and Sequence binary search, data structures, dp, trees	2000	x859
374C	Inna and Dima dfs and similar, dp, graphs, implementation	1900	x2723
372C	Watching Fireworks is Fun data structures, dp, math	2100	x4039
372B	Counting Rectangles is Fun brute force, divide and conquer, dp	1900	x2590
370E	Summer Reading dp, greedy	2500	x286
369D	Valera and Fools dfs and similar, dp, graphs, shortest paths	2200	x1133
367E	Sereja and Intervals combinatorics, dp	2700	x1113
366C	Dima and Salad dp	1900	x4726
364B	Free Market dp, greedy	2200	x1170
362C	Insertion Sort data structures, dp, implementation, math	1900	x1726
360C	Levko and Strings combinatorics, dp	2500	x1100
360B	Levko and Array binary search, dp	2000	x2855
358D	Dima and Hares dp, greedy	1800	x3992
356E	Xenia and String Problem dp, hashing, implementation, string suffix structures, strings	3000	x408
356D	Bags and Coins bitmasks, constructive algorithms, dp, greedy	2700	x947
354E	Lucky Number Representation constructive algorithms, dfs and similar, dp	2200	x874
354D	Transferring Pyramid dp	2900	x461
354C	Vasya and Beautiful Arrays brute force, dp, number theory	2100	x3037
354B	Game with Strings bitmasks, dp, games	2400	x451
353E	Antichain dp, graph matchings, greedy	2200	x581
353D	Queue constructive algorithms, dp	2000	x2792
351C	Jeff and Brackets dp, matrices	2500	x545
351B	Jeff and Furik combinatorics, dp, probabilities	1900	x2356
351A	Jeff and Rounding dp, greedy, implementation, math	1800	x2912
348E	Pilgrims dfs and similar, dp, trees	2800	x435
348D	Turtles dp, matrices	2500	x1680