Problemset - Codeforces

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Codeforces Round 941 (Div. 1)
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Codeforces Round 941 (Div. 2)
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Problems

#	Name
1015D	Walking Between Houses constructive algorithms, greedy	1600	x7882
1665C	Tree Infection binary search, greedy, sortings, trees	1600	x8026
1615C	Menorah brute force, graphs, greedy, math	1600	x8029
1281B	Azamon Web Services greedy	1600	x8029
1151D	Stas and the Queue at the Buffet greedy, math, sortings	1600	x8200
1098A	Sum in the tree constructive algorithms, dfs and similar, greedy, trees	1600	x8352
1203D1	Remove the Substring (easy version) greedy, implementation	1600	x8411
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x8567
1523C	Compression and Expansion brute force, data structures, greedy, implementation, trees	1600	x8574
500B	New Year Permutation dfs and similar, dsu, graphs, greedy, math, sortings	1600	x8682
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x8783
1921E	Eat the Chip brute force, games, greedy, math	1600	x8816
780C	Andryusha and Colored Balloons dfs and similar, graphs, greedy, trees	1600	x8837
1530D	Secret Santa constructive algorithms, flows, graphs, greedy, math	1600	x8878
1036D	Vasya and Arrays greedy, two pointers	1600	x8957
1771C	Hossam and Trainees greedy, math, number theory	1600	x8958
1798D	Shocking Arrangement constructive algorithms, greedy, math	1600	x8986
1482C	Basic Diplomacy brute force, constructive algorithms, greedy, implementation	1600	x9079
1041C	Coffee Break binary search, data structures, greedy, two pointers	1600	x9231
1917C	Watering an Array brute force, greedy, implementation, math	1600	x9305
1680C	Binary String binary search, greedy, strings, two pointers	1600	x9468
1321C	Remove Adjacent brute force, constructive algorithms, greedy, strings	1600	x9487
1862E	Kolya and Movie Theatre constructive algorithms, data structures, greedy	1600	x9506
1822E	Making Anti-Palindromes greedy, math, strings	1600	x9642
1956C	Nene's Magical Matrix constructive algorithms, greedy, math	1600	x9670
1282B2	K for the Price of One (Hard Version) dp, greedy, sortings	1600	x9810
1687A	The Enchanted Forest brute force, greedy	1600	x9939
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x9949
1512E	Permutation by Sum brute force, greedy, math	1600	x9988
1748C	Zero-Sum Prefixes brute force, data structures, dp, greedy, implementation	1600	x10398
1469C	Building a Fence dp, greedy, implementation, two pointers	1600	x10474
1610C	Keshi Is Throwing a Party binary search, greedy	1600	x10644
1217B	Zmei Gorynich greedy, math	1600	x10897
1511D	Min Cost String brute force, constructive algorithms, graphs, greedy, strings	1600	x11022
1476C	Longest Simple Cycle dp, graphs, greedy	1600	x11027
1539D	PriceFixed binary search, greedy, implementation, sortings, two pointers	1600	x11257
1623C	Balanced Stone Heaps binary search, greedy	1600	x11269
1481C	Fence Painting brute force, constructive algorithms, greedy	1600	x11274
1294D	MEX maximizing data structures, greedy, implementation, math	1600	x11292
1593E	Gardener and Tree brute force, data structures, dfs and similar, greedy, implementation, trees	1600	x11615
1251C	Minimize The Integer greedy, two pointers	1600	x11633
1779C	Least Prefix Sum data structures, greedy	1600	x11761
1730B	Meeting on the Line binary search, geometry, greedy, implementation, math, ternary search	1600	x11778
1303C	Perfect Keyboard dfs and similar, greedy, implementation	1600	x11809
1455D	Sequence and Swaps dp, greedy, sortings	1600	x11967
1537E1	Erase and Extend (Easy Version) binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers	1600	x12214
1437D	Minimal Height Tree graphs, greedy, shortest paths, trees	1600	x12281
1622C	Set or Decrease binary search, brute force, greedy, sortings	1600	x12307
372A	Counting Kangaroos is Fun binary search, greedy, sortings, two pointers	1600	x12311
1295C	Obtain The String dp, greedy, strings	1600	x12536
1364C	Ehab and Prefix MEXs brute force, constructive algorithms, greedy	1600	x12660
1371D	Grid-00100 constructive algorithms, greedy, implementation	1600	x12785
1707A	Doremy's IQ binary search, constructive algorithms, greedy, implementation	1600	x12797
1633D	Make Them Equal dp, greedy	1600	x12945
1503A	Balance the Bits constructive algorithms, greedy	1600	x12974
343B	Alternating Current data structures, greedy, implementation	1600	x12975
1395C	Boboniu and Bit Operations bitmasks, brute force, dp, greedy	1600	x13489
1374E1	Reading Books (easy version) data structures, greedy, sortings	1600	x13500
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x13802
1348C	Phoenix and Distribution constructive algorithms, greedy, sortings, strings	1600	x14170
1514C	Product 1 Modulo N greedy, number theory	1600	x14213
1373D	Maximum Sum on Even Positions divide and conquer, dp, greedy, implementation	1600	x14922
1396A	Multiples of Length constructive algorithms, greedy, number theory	1600	x14934
1389B	Array Walk brute force, dp, greedy	1600	x15758
1334C	Circle of Monsters brute force, constructive algorithms, greedy, math	1600	x16032
1336A	Linova and Kingdom dfs and similar, dp, greedy, sortings, trees	1600	x19247
1526C2	Potions (Hard Version) data structures, greedy	1600	x20900
649C	Печать условий constructive algorithms, greedy, sortings	1500	x439
1431D	Used Markers *special problem, greedy	1500	x446
328B	Sheldon and Ice Pieces greedy	1500	x1252
74B	Train dp, games, greedy	1500	x1487
245D	Restoring Table constructive algorithms, greedy	1500	x2214
48D	Permutations greedy	1500	x2403
115B	Lawnmower greedy, sortings	1500	x2421
362A	Two Semiknights Meet greedy, math	1500	x2629
187A	Permutations greedy	1500	x2714
293A	Weird Game games, greedy	1500	x2797
1218F	Workout plan data structures, greedy	1500	x2875
825D	Suitable Replacement binary search, greedy, implementation	1500	x3173
374B	Inna and Nine combinatorics, greedy	1500	x3229
436A	Feed with Candy greedy	1500	x3388
91A	Newspaper Headline greedy, strings	1500	x3448
384B	Multitasking greedy, implementation, sortings, two pointers	1500	x3478
231B	Magic, Wizardry and Wonders constructive algorithms, greedy	1500	x3553
1070F	Debate greedy	1500	x3569
527B	Error Correct System greedy	1500	x3855
724B	Batch Sort brute force, greedy, implementation, math	1500	x3967
342B	Xenia and Spies brute force, greedy, implementation	1500	x3983
1250L	Divide The Students binary search, greedy, math	1500	x4015
31B	Sysadmin Bob greedy, implementation, strings	1500	x4096
1765N	Number Reduction greedy	1500	x4403
17B	Hierarchy dfs and similar, dsu, greedy, shortest paths	1500	x4457
329A	Purification constructive algorithms, greedy	1500	x4585
884C	Bertown Subway dfs and similar, greedy, math	1500	x4610
709B	Checkpoints greedy, implementation, sortings	1500	x4696
746D	Green and Black Tea constructive algorithms, greedy, math	1500	x4974
149C	Division into Teams greedy, math, sortings	1500	x5251
1765K	Torus Path greedy, math	1500	x5355
354A	Vasya and Robot brute force, greedy, math	1500	x5385
858C	Did you mean... dp, greedy, implementation	1500	x5441