Problemset - Codeforces

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

#	Name
1153C	Serval and Parenthesis Sequence greedy, strings	1700	x7347
1152F2	Neko Rules the Catniverse (Large Version) bitmasks, dp, matrices	3000	x615
1152F1	Neko Rules the Catniverse (Small Version) bitmasks, dp, matrices	2800	x532
1152E	Neko and Flashback constructive algorithms, dfs and similar, graphs	2400	x950
1152D	Neko and Aki's Prank dp, greedy, trees	2100	x2390
1152C	Neko does Maths brute force, math, number theory	1800	x6569
1151F	Sonya and Informatics combinatorics, dp, matrices, probabilities	2300	x1174
1151E	Number of Components combinatorics, data structures, dp, math	2100	x3273
1151C	Problem for Nazar constructive algorithms, math	1800	x5298
1149E	Election Promises games, graphs	3200	x497
1149D	Abandoning Roads brute force, dp, graphs, greedy	3000	x715
1149C	Tree Generator™ data structures, implementation, trees	2700	x1195
1149B	Three Religions dp, implementation, strings	2200	x1876
1148H	Holy Diver data structures	3500	x252
1148G	Gold Experience constructive algorithms, graphs, math, number theory, probabilities	3300	x319
1148F	Foo Fighters bitmasks, constructive algorithms	2700	x991
1148E	Earth Wind and Fire constructive algorithms, greedy, math, sortings, two pointers	2300	x1660
1148D	Dirty Deeds Done Dirt Cheap greedy, sortings	1800	x4930
1148C	Crazy Diamond constructive algorithms, sortings	1700	x5250
1147F	Zigzag Game games, interactive	3500	x246
1147E	Rainbow Coins interactive	3000	x330
1147D	Palindrome XOR dfs and similar, graphs	2400	x734
1147C	Thanos Nim games	2000	x3186
1147B	Chladni Figure brute force, strings	1900	x2827
1146H	Satanic Panic dp, geometry	2900	x596
1146G	Zoning Restrictions dp, flows, graphs	2700	x807
1146F	Leaf Partition dp, trees	2500	x1101
1146E	Hot is Cold bitmasks, data structures, divide and conquer, implementation	2400	x873
1146D	Frog Jumping dfs and similar, math, number theory	2100	x1089
1146C	Tree Diameter bitmasks, graphs, interactive	1700	x3640
1144G	Two Merged Sequences dp, greedy	2400	x1905
1144F	Graph Without Long Directed Paths dfs and similar, graphs	1700	x11246
1144E	Median String bitmasks, math, number theory, strings	1900	x4097
1142E	Pink Floyd graphs, interactive	3200	x497
1142D	Foreigner dp	2800	x483
1142C	U2 geometry	2400	x1329
1142B	Lynyrd Skynyrd data structures, dfs and similar, dp, math, trees	2000	x2849
1142A	The Beatles brute force, math	1700	x3403
1141G	Privatization of Roads in Treeland binary search, constructive algorithms, dfs and similar, graphs, greedy, trees	1900	x2219
1141F2	Same Sum Blocks (Hard) data structures, greedy	1900	x4121
1141F1	Same Sum Blocks (Easy) greedy	1900	x3797
1141E	Superhero Battle math	1700	x6668
1140G	Double Tree data structures, divide and conquer, shortest paths, trees	2700	x474
1140F	Extending Set of Points data structures, divide and conquer, dsu	2600	x1174
1140E	Palindrome-less Arrays combinatorics, divide and conquer, dp	2200	x1904
1139F	Dish Shopping data structures, divide and conquer	2500	x401
1139E	Maximize Mex flows, graph matchings, graphs	2400	x1738
1139D	Steps to One dp, math, number theory, probabilities	2300	x2102
1138B	Circus brute force, greedy, math, strings	1800	x3997
1137F	Matches Are Not a Child's Play data structures, trees	3400	x466
1137E	Train Car Selection data structures, greedy	2700	x500
1137D	Cooperative Game constructive algorithms, interactive, number theory	2400	x1524
1137C	Museums Tour dp, graphs, implementation	2500	x1168
1136E	Nastya Hasn't Written a Legend binary search, data structures	2200	x1050
1136D	Nastya Is Buying Lunch greedy	1800	x3763
1133F2	Spanning Tree with One Fixed Degree constructive algorithms, dfs and similar, dsu, graphs, greedy	1900	x3270
1133E	K Balanced Teams dp, sortings, two pointers	1800	x5321
1132G	Greedy Subsequences data structures, dp, trees	2400	x982
1132F	Clear the String dp	2000	x7642
1132E	Knapsack dfs and similar, dp, greedy	2300	x1440
1132D	Stressful Training binary search, greedy	2300	x1873
1132C	Painting the Fence brute force	1700	x5376
1131G	Most Dangerous Shark data structures, dp, two pointers	2700	x408
1131F	Asya And Kittens constructive algorithms, dsu	1700	x6521
1131E	String Multiplication dp, greedy, strings	2300	x1130
1131D	Gourmet choice dfs and similar, dp, dsu, graphs, greedy	2000	x3195
1129E	Legendary Tree binary search, interactive, trees	3100	x421
1129D	Isolation data structures, dp	2900	x968
1129C	Morse Code binary search, data structures, dp, hashing, sortings, string suffix structures, strings	2400	x911
1129B	Wrong Answer constructive algorithms	2000	x2174
1129A2	Toy Train brute force, greedy	1800	x4066
1129A1	Toy Train (Simplified) brute force, greedy	1700	x3797
1120F	Secret Letters data structures, dp, greedy	3100	x252
1120E	The very same Munchhausen brute force	2600	x115
1120D	Power Tree dfs and similar, dp, dsu, graphs, greedy, trees	2500	x1297
1120C	Compress String dp, strings	2100	x2080
1120B	Once in a casino constructive algorithms, greedy, implementation, math	2700	x411
1120A	Diana and Liana greedy, implementation, two pointers	1900	x1626
1119H	Triple fft, math	3200	x535
1119G	Get Ready for the Battle constructive algorithms, implementation	3100	x482
1119F	Niyaz and Small Degrees data structures, dp, trees	3400	x695
1119E	Pavel and Triangles brute force, dp, fft, greedy, ternary search	1900	x4936
1119D	Frets On Fire binary search, sortings	1800	x4722
1118F2	Tree Cutting (Hard Version) combinatorics, dfs and similar, dp, trees	2700	x527
1118F1	Tree Cutting (Easy Version) dfs and similar, trees	1800	x5805
1118E	Yet Another Ball Problem constructive algorithms, implementation	1700	x4094
1118D2	Coffee and Coursework (Hard Version) binary search, greedy	1700	x6175
1118D1	Coffee and Coursework (Easy version) brute force, greedy	1700	x5603
1118C	Palindromic Matrix constructive algorithms, implementation	1700	x5707
1117G	Recursive Queries data structures	2500	x664
1117F	Crisp String bitmasks, dp	2500	x522
1117E	Decypher the String bitmasks, chinese remainder theorem, constructive algorithms, interactive, math	2200	x1465
1117D	Magic Gems dp, math, matrices	2100	x4098
1117C	Magic Ship binary search	1900	x6694
1115U3	Block unitary *special problem	1700	x197
1114F	Please, another Queries on Array? bitmasks, data structures, divide and conquer, math, number theory	2400	x1872
1114E	Arithmetic Progression binary search, interactive, number theory, probabilities	2200	x2796
1114D	Flood Fill dp	1900	x6653
1114C	Trailing Loves (or L'oeufs?) brute force, implementation, math, number theory	1700	x7301
1111E	Tree data structures, dfs and similar, dp, graphs, trees	2500	x890