Problemset - Codeforces

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Codeforces Round 959 sponsored by NEAR (Div. 1 + Div. 2)
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Problems

#	Name
549E	Sasha Circle geometry, math	2700	x146
549D	Haar Features greedy, implementation	1900	x2132
549C	The Game Of Parity games	2200	x1722
549B	Looksery Party constructive algorithms, dfs and similar, graphs, greedy	2300	x1485
547E	Mike and Friends data structures, string suffix structures, strings, trees	2800	x1984
547D	Mike and Fish constructive algorithms, dfs and similar, graphs	2600	x2483
547C	Mike and Foam bitmasks, combinatorics, dp, math, number theory	2300	x2767
547B	Mike and Feet binary search, data structures, dp, dsu	1900	x8409
547A	Mike and Frog brute force, greedy, implementation, math	2200	x2378
546E	Soldier and Traveling flows, graphs, math	2100	x3510
546D	Soldier and Number Game constructive algorithms, dp, math, number theory	1700	x11506
545E	Paths and Trees graphs, greedy, shortest paths	2000	x4505
543E	Listening to Music constructive algorithms, data structures	3200	x285
543D	Road Improvement dp, trees	2300	x2584
543C	Remembering Strings bitmasks, dp	2500	x1369
543B	Destroying Roads constructive algorithms, graphs, shortest paths	2100	x4052
543A	Writing Code dp	1800	x7795
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	x1108
542B	Duck Hunt data structures	3100	x194
542A	Place Your Ad Here data structures, sortings	2400	x544
540E	Infinite Inversions binary search, data structures, implementation, sortings, trees	2100	x2056
540D	Bad Luck Island dp, probabilities	1900	x5320
540C	Ice Cave dfs and similar	2000	x7142
540B	School Marks greedy, implementation	1700	x4631
538H	Summer Dichotomy 2-sat, data structures, dfs and similar, greedy	3200	x633
538G	Berserk Robot constructive algorithms, math, sortings	3100	x445
538F	A Heap of Heaps brute force, data structures, math, sortings	2200	x1674
538E	Demiurges Play Again dfs and similar, dp, math, trees	2200	x1511
538D	Weird Chess brute force, constructive algorithms, implementation	1800	x2416
536E	Tavas on the Path data structures, divide and conquer, trees	3100	x379
536D	Tavas in Kansas dp, games	2900	x713
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	x3751
534F	Simplified Nonogram bitmasks, dp, hashing, meet-in-the-middle	2400	x446
534E	Berland Local Positioning System constructive algorithms, greedy, hashing, implementation	2400	x345
534D	Handshakes binary search, constructive algorithms, data structures, greedy	1900	x2382
533F	Encoding hashing, string suffix structures, strings	2400	x875
533E	Correcting Mistakes constructive algorithms, dp, greedy, hashing, strings, two pointers	1800	x2243
533D	Landmarks data structures, dp	3000	x220
533C	Board Game games, greedy, implementation, math	1700	x2173
533B	Work Group dfs and similar, dp, graphs, strings, trees	2000	x2338
533A	Berland Miners binary search, data structures, dfs and similar, greedy, trees	3000	x381
530I	Different variables *special problem	2500	x45
530H	Points in triangle *special problem, geometry	2100	x121
530G	Levenshtein distance *special problem	2100	x151
530F	Jumping frogs *special problem	2100	x99
530E	Sum and product *special problem	1700	x304
529B	Group Photo 2 (online mirror version) brute force, greedy, sortings	1900	x856
528E	Triangles 3000 geometry, sortings	3100	x216
528D	Fuzzy Search bitmasks, brute force, fft	2500	x2107
527E	Data Center Drama dfs and similar, graphs	2600	x1829
527D	Clique Problem data structures, dp, greedy, implementation, sortings	1800	x4688
526G	Spiders Evil Plan greedy, trees	3300	x702
526F	Pudding Monsters data structures, divide and conquer	3000	x2385
526E	Transmitting Levels dp, implementation	2400	x1063
526D	Om Nom and Necklace hashing, string suffix structures, strings	2200	x2125
526C	Om Nom and Candies brute force, greedy, math	2000	x2339
525E	Anya and Cubes binary search, bitmasks, brute force, dp, math, meet-in-the-middle	2100	x3037
525D	Arthur and Walls constructive algorithms, data structures, graphs, greedy, shortest paths	2400	x1713
524F	And Yet Another Bracket Sequence data structures, greedy, hashing, string suffix structures, strings	2700	x524
524E	Rooks and Rectangles data structures, sortings	2400	x1178
524D	Social Network greedy, two pointers	2100	x948
524C	The Art of Dealing with ATM binary search, sortings	1900	x2027
524B	Фото на память - 2 (round version) dp, greedy	1700	x1448
522D	Closest Equals *special problem, data structures	2000	x3056
522C	Chicken or Fish? greedy	2100	x714
521E	Cycling City dfs and similar, graphs	3100	x949
521D	Shop greedy	2800	x1512
520E	Pluses everywhere combinatorics, dp, math, number theory	2200	x1840
520D	Cubes games, greedy, implementation	2100	x1538
519E	A and B and Lecture Rooms binary search, data structures, dfs and similar, dp, trees	2100	x6594
519D	A and B and Interesting Substrings data structures, dp, two pointers	1800	x6315
518F	Pasha and Pipe binary search, brute force, combinatorics, dp, implementation	2300	x358
518E	Arthur and Questions greedy, implementation, math, ternary search	2200	x915
518D	Ilya and Escalator combinatorics, dp, math, probabilities	1700	x6855
516E	Drazil and His Happy Friends math, number theory	3100	x486
516D	Drazil and Morning Exercise dfs and similar, dp, dsu, trees, two pointers	2800	x1244
515E	Drazil and Park data structures	2300	x2075
515D	Drazil and Tiles constructive algorithms, greedy	2000	x2824
514E	Darth Vader and Tree dp, matrices	2200	x1392
514D	R2D2 and Droid Army binary search, data structures, two pointers	2000	x4213
514C	Watto and Mechanism binary search, data structures, hashing, string suffix structures, strings	2000	x6640
513G3	Inversions problem dp	3100	x259
513G2	Inversions problem dp, probabilities	2400	x640
513G1	Inversions problem brute force, dfs and similar, dp, meet-in-the-middle	1800	x1772
513F2	Scaygerboss flows	2800	x336
513F1	Scaygerboss flows	2700	x311
513E2	Subarray Cuts dp	2700	x557
513E1	Subarray Cuts dp	2600	x472
513D2	Constrained Tree constructive algorithms, data structures	2600	x370
513D1	Constrained Tree dfs and similar	2400	x480
513C	Second price auction bitmasks, probabilities	2000	x1527
513B2	Permutations bitmasks, divide and conquer, math	1800	x2575
512E	Fox And Polygon constructive algorithms, divide and conquer	2900	x507
512D	Fox And Travelling dp, trees	2900	x944
510E	Fox And Dinner flows	2300	x2166