Problemset - Codeforces

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Codeforces Round 961 (Div. 2)
05:21:23
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Problems

#	Name
555B	Case of Fugitive data structures, greedy, sortings	2000	x3697
555A	Case of Matryoshkas implementation	1500	x6511
554B	Ohana Cleans Up brute force, greedy, strings	1200	x9820
554A	Kyoya and Photobooks brute force, math, strings	900	x13022
553E	Kyoya and Train dp, fft, graphs, math, probabilities	3200	x544
553D	Nudist Beach binary search, graphs, greedy	2300	x991
553C	Love Triangles dfs and similar, dsu, graphs	2200	x1760
553B	Kyoya and Permutation binary search, combinatorics, constructive algorithms, greedy, implementation, math	1900	x2102
553A	Kyoya and Colored Balls combinatorics, dp, math	1500	x8481
552E	Vanya and Brackets brute force, dp, expression parsing, greedy, implementation, strings	2100	x1604
552D	Vanya and Triangles brute force, combinatorics, data structures, geometry, math, sortings	1900	x4393
552C	Vanya and Scales brute force, dp, greedy, math, meet-in-the-middle, number theory	1900	x5436
552B	Vanya and Books implementation, math	1200	x15309
552A	Vanya and Table implementation, math	1000	x9492
551E	GukiZ and GukiZiana binary search, data structures, implementation	2500	x1727
551D	GukiZ and Binary Operations combinatorics, implementation, math, matrices, number theory	2100	x1949
551C	GukiZ hates Boxes binary search, greedy	2200	x3508
551B	ZgukistringZ brute force, constructive algorithms, implementation, strings	1800	x3780
551A	GukiZ and Contest brute force, implementation, sortings	800	x16134
550E	Brackets in Implications constructive algorithms, greedy, implementation, math	2200	x1383
550D	Regular Bridge constructive algorithms, graphs, implementation	1900	x3270
550C	Divisibility by Eight brute force, dp, math	1500	x27894
550B	Preparing Olympiad bitmasks, brute force	1400	x20297
550A	Two Substrings brute force, dp, greedy, implementation, strings	1500	x37113
549H	Degenerate Matrix binary search, math	2100	x1971
549G	Happy Line constructive algorithms, greedy, sortings	2200	x2408
549F	Yura and Developers data structures, divide and conquer	2800	x857
549E	Sasha Circle geometry, math	2700	x146
549D	Haar Features greedy, implementation	1900	x2133
549C	The Game Of Parity games	2200	x1722
549B	Looksery Party constructive algorithms, dfs and similar, graphs, greedy	2300	x1485
549A	Face Detection implementation, strings	900	x9409
548B	Mike and Fun brute force, dp, greedy, implementation	1400	x8355
548A	Mike and Fax brute force, implementation, strings	1100	x9930
547E	Mike and Friends data structures, string suffix structures, strings, trees	2800	x1989
547D	Mike and Fish constructive algorithms, dfs and similar, graphs	2600	x2496
547C	Mike and Foam bitmasks, combinatorics, dp, math, number theory	2300	x2771
547B	Mike and Feet binary search, data structures, dp, dsu	1900	x8428
547A	Mike and Frog brute force, greedy, implementation, math	2200	x2381
546E	Soldier and Traveling flows, graphs, math	2100	x3514
546D	Soldier and Number Game constructive algorithms, dp, math, number theory	1700	x11522
546C	Soldier and Cards brute force, dfs and similar, games	1400	x17290
546B	Soldier and Badges brute force, greedy, implementation, sortings	1200	x17399
546A	Soldier and Bananas brute force, implementation, math	800	x173557
545E	Paths and Trees graphs, greedy, shortest paths	2000	x4514
545D	Queue greedy, implementation, sortings	1300	x24517
545C	Woodcutters dp, greedy	1500	x27145
545B	Equidistant String greedy	1100	x11511
545A	Toy Cars implementation	900	x11507
544B	Sea and Islands constructive algorithms, implementation	1400	x7901
544A	Set of Strings implementation, strings	1100	x8054
543E	Listening to Music constructive algorithms, data structures	3200	x285
543D	Road Improvement dp, trees	2300	x2600
543C	Remembering Strings bitmasks, dp	2500	x1370
543B	Destroying Roads constructive algorithms, graphs, shortest paths	2100	x4052
543A	Writing Code dp	1800	x7798
542F	Quest dp, greedy	2100	x919
542E	Playing on Graph graphs, shortest paths	2600	x810
542D	Superhero's Job dfs and similar, dp, hashing, math, number theory	2600	x502
542C	Idempotent functions constructive algorithms, graphs, math	2000	x1109
542B	Duck Hunt data structures	3100	x194
542A	Place Your Ad Here data structures, sortings	2400	x545
540E	Infinite Inversions binary search, data structures, implementation, sortings, trees	2100	x2058
540D	Bad Luck Island dp, probabilities	1900	x5327
540C	Ice Cave dfs and similar	2000	x7147
540B	School Marks greedy, implementation	1700	x4632
540A	Combination Lock implementation	800	x32047
538H	Summer Dichotomy 2-sat, data structures, dfs and similar, greedy	3200	x634
538G	Berserk Robot constructive algorithms, math, sortings	3100	x446
538F	A Heap of Heaps brute force, data structures, math, sortings	2200	x1674
538E	Demiurges Play Again dfs and similar, dp, math, trees	2200	x1517
538D	Weird Chess brute force, constructive algorithms, implementation	1800	x2416
538C	Tourist's Notes binary search, brute force, greedy, implementation, math	1600	x5778
538B	Quasi Binary constructive algorithms, dp, greedy, implementation	1400	x17792
538A	Cutting Banner brute force, implementation	1400	x7094
536E	Tavas on the Path data structures, divide and conquer, trees	3100	x380
536D	Tavas in Kansas dp, games	2900	x714
535E	Tavas and Pashmaks geometry, math	2600	x799
535D	Tavas and Malekas greedy, hashing, string suffix structures, strings	1900	x3895
535C	Tavas and Karafs binary search, greedy, math	1900	x3755
535B	Tavas and SaDDas bitmasks, brute force, combinatorics, implementation	1100	x22121
535A	Tavas and Nafas brute force, implementation	1000	x12037
534F	Simplified Nonogram bitmasks, dp, hashing, meet-in-the-middle	2400	x451
534E	Berland Local Positioning System constructive algorithms, greedy, hashing, implementation	2400	x345
534D	Handshakes binary search, constructive algorithms, data structures, greedy	1900	x2383
534C	Polycarpus' Dice math	1600	x4960
534B	Covered Path dp, greedy, math	1400	x10048
534A	Exam constructive algorithms, implementation, math	1100	x12160
533F	Encoding hashing, string suffix structures, strings	2400	x875
533E	Correcting Mistakes constructive algorithms, dp, greedy, hashing, strings, two pointers	1800	x2244
533D	Landmarks data structures, dp	3000	x220
533C	Board Game games, greedy, implementation, math	1700	x2174
533B	Work Group dfs and similar, dp, graphs, strings, trees	2000	x2344
533A	Berland Miners binary search, data structures, dfs and similar, greedy, trees	3000	x381
530I	Different variables *special problem	2500	x46
530H	Points in triangle *special problem, geometry	2100	x122
530G	Levenshtein distance *special problem	2100	x152
530F	Jumping frogs *special problem	2100	x100
530E	Sum and product *special problem	1700	x305
530D	Set subtraction *special problem	1600	x451