Problemset - Codeforces

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Pinely Round 4 (Div. 1 + Div. 2)
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Problems

#	Name
1119H	Triple fft, math	3200	x535
1119G	Get Ready for the Battle constructive algorithms, implementation	3100	x484
1119F	Niyaz and Small Degrees data structures, dp, trees	3400	x700
1118F2	Tree Cutting (Hard Version) combinatorics, dfs and similar, dp, trees	2700	x528
1117G	Recursive Queries data structures	2500	x665
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	x4109
1114F	Please, another Queries on Array? bitmasks, data structures, divide and conquer, math, number theory	2400	x1883
1114E	Arithmetic Progression binary search, interactive, number theory, probabilities	2200	x2804
1111E	Tree data structures, dfs and similar, dp, graphs, trees	2500	x894
1111D	Destroy the Colony combinatorics, dp, math	2600	x949
1110H	Modest Substrings dp, strings	3500	x279
1110G	Tree-Tac-Toe constructive algorithms, games, trees	3100	x613
1110F	Nearest Leaf data structures, trees	2600	x1702
1110E	Magic Stones constructive algorithms, math, sortings	2200	x3902
1110D	Jongmah dp	2200	x3336
1109F	Sasha and Algorithm of Silence's Sounds data structures, trees	3200	x289
1109E	Sasha and a Very Easy Test data structures, number theory	2700	x498
1109D	Sasha and Interesting Fact from Graph Theory brute force, combinatorics, dp, math, trees	2400	x1283
1109C	Sasha and a Patient Friend binary search, data structures, implementation	2800	x249
1108F	MST Unification binary search, dsu, graphs, greedy	2100	x2808
1108E2	Array and Segments (Hard version) data structures, implementation	2100	x2154
1107G	Vasya and Maximum Profit binary search, constructive algorithms, data structures, dp, dsu	2400	x1028
1107F	Vasya and Endless Credits dp, flows, graph matchings, graphs, sortings	2600	x752
1107E	Vasya and Binary String dp	2400	x2237
1106F	Lunar New Year and a Recursive Sequence math, matrices, number theory	2400	x962
1106E	Lunar New Year and Red Envelopes data structures, dp	2100	x2516
1105E	Helping Hiasat bitmasks, brute force, dp, meet-in-the-middle	2200	x1616
1103E	Radix sum fft, math, number theory	3400	x225
1103D	Professional layer bitmasks, dp	3100	x404
1103C	Johnny Solving constructive algorithms, dfs and similar, graphs, math	2700	x823
1103B	Game with modulo binary search, constructive algorithms, interactive	2000	x3247
1102F	Elongated Matrix binary search, bitmasks, brute force, dp, graphs	2000	x1962
1101G	(Zero XOR Subset)-less math, matrices	2300	x1657
1101F	Trucks and Cities binary search, dp	2400	x1304
1101D	GCD Counting data structures, dfs and similar, dp, number theory, trees	2000	x4511
1100F	Ivan and Burgers data structures, divide and conquer, greedy, math	2500	x2207
1100E	Andrew and Taxi binary search, dfs and similar, graphs	2200	x2319
1100D	Dasha and Chess constructive algorithms, games, interactive	2500	x840
1099F	Cookies binary search, data structures, dfs and similar, dp, games, trees	2400	x914
1098F	Ж-function string suffix structures, strings	3500	x218
1098E	Fedya the Potter binary search, implementation, math, number theory	3400	x220
1098D	Eels data structures	2800	x764
1098C	Construct a tree binary search, constructive algorithms, dfs and similar, graphs, greedy, trees	2400	x983
1098B	Nice table brute force, constructive algorithms, greedy, math	2100	x1670
1097H	Mateusz and an Infinite Sequence bitmasks, brute force, dp, strings	3400	x94
1097G	Vladislav and a Great Legend combinatorics, dp, trees	3000	x696
1097F	Alex and a TV Show bitmasks, combinatorics, number theory	2500	x1223
1097E	Egor and an RPG game constructive algorithms, greedy	3400	x479
1097D	Makoto and a Blackboard dp, math, number theory, probabilities	2200	x2782
1096G	Lucky Tickets divide and conquer, dp, fft	2400	x1429
1096F	Inversion Expectation dp, math, probabilities	2300	x1756
1096E	The Top Scorer combinatorics, dp, math, probabilities	2500	x942
1093G	Multidimensional Queries bitmasks, data structures	2300	x1853
1093F	Vasya and Array dp	2400	x989
1093E	Intersection of Permutations data structures	2400	x1559
1092E	Minimal Diameter Forest constructive algorithms, dfs and similar, greedy, trees	2000	x1672
1092D2	Great Vova Wall (Version 2) data structures, implementation	2200	x2929
1092D1	Great Vova Wall (Version 1) greedy, implementation, math	2200	x4605
1091H	New Year and the Tricolore Recreation games	3200	x427
1091G	New Year and the Factorisation Collaboration interactive, math, number theory	3200	x202
1091F	New Year and the Mallard Expedition constructive algorithms, greedy	2600	x798
1091E	New Year and the Acquaintance Estimation binary search, data structures, graphs, greedy, implementation, math, sortings	2400	x991
1090L	Berland University greedy, math	2000	x1258
1090K	Right Expansion Of The Mind math	2000	x1061
1090J	Two Prefixes strings	2600	x424
1090I	Minimal Product	2000	x1037
1090H	Linearization graphs	2900	x90
1090G	Combostone games, implementation	2500	x105
1090F	How to Learn You Score constructive algorithms, interactive	2600	x315
1090E	Horseback Riding flows, graphs	2300	x586
1090C	New Year Presents constructive algorithms, data structures	2400	x488
1089M	Minegraphed constructive algorithms, graphs	2400	x586
1089K	King Kog's Reception data structures	2400	x1088
1089J	JS Minification greedy, implementation	3200	x121
1089I	Interval-Free Permutations combinatorics	2600	x370
1089H	Harder Satisfiability 2-sat, dfs and similar, graphs	3400	x110
1089D	Distance Sum graphs	3100	x99
1089C	Cactus Search interactive	2500	x405
1089B	Bimatching graphs	3200	x216
1089A	Alice the Fan dp	2200	x1114
1088F	Ehab and a weird weight formula data structures, trees	2800	x507
1088E	Ehab and a component choosing problem dp, greedy, math, trees	2400	x1463
1088D	Ehab and another another xor problem bitmasks, constructive algorithms, implementation, interactive	2000	x2799
1086F	Forest Fires math	3500	x231
1085G	Beautiful Matrix combinatorics, data structures, dp	2900	x512
1085F	Rock-Paper-Scissors Champion	2500	x581
1085E	Vasya and Templates greedy, implementation, strings	2300	x1038
1083F	The Fair Nut and Amusing Xor data structures	3300	x272
1083E	The Fair Nut and Rectangles data structures, dp, geometry	2400	x4100
1083D	The Fair Nut's getting crazy data structures, implementation	3500	x234
1083C	Max Mex data structures, trees	2900	x862
1083B	The Fair Nut and Strings greedy, strings	2000	x1891
1082G	Petya and Graph flows, graphs	2400	x2022
1082F	Speed Dial dp, strings, trees	2800	x414
1082E	Increasing Frequency binary search, dp, greedy	2000	x4265
1081H	Palindromic Magic data structures, hashing, strings	3500	x102
1081G	Mergesort Strikes Back math, probabilities	3200	x345
1081F	Tricky Interactor constructive algorithms, implementation, interactive	2600	x456