Problemset - Codeforces

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Codeforces Round 944 (Div. 4)
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Problems

#	Name
1450G	Communism bitmasks, dp, trees	3500	x233
370E	Summer Reading dp, greedy	2500	x230
914H	Ember and Storm's Tree Game combinatorics, dp, games, trees	3400	x229
1569F	Palindromic Hamiltonian Path brute force, dfs and similar, dp, graphs, hashing	3000	x228
989E	A Trance of Nightfall dp, geometry, matrices, probabilities	2700	x228
1750G	Doping combinatorics, dp, math	3300	x224
720D	Slalom data structures, dp, sortings	3100	x224
1830F	The Third Grace data structures, dp	3200	x221
1268E	Happy Cactus dp	3400	x221
618G	Combining Slimes dp, math, matrices, probabilities	3300	x218
335E	Counting Skyscrapers dp, math, probabilities	2800	x218
62E	World Evil dp, flows	2700	x218
1194G	Another Meme Problem dp	2700	x217
533D	Landmarks data structures, dp	3000	x216
331E2	Deja Vu constructive algorithms, dp	3100	x216
833E	Caramel Clouds data structures, dp, sortings	3400	x210
243D	Cubes data structures, dp, geometry, two pointers	2700	x208
1488E	Palindromic Doubles *special problem, data structures, dp	2200	x204
1835E	Old Mobile combinatorics, dp, probabilities	3500	x202
1954F	Unique Strings combinatorics, dp, math	3100	x201
848E	Days of Floral Colours combinatorics, divide and conquer, dp, fft, math	3400	x200
1787H	Codeforces Scoreboard binary search, data structures, dp, geometry	3300	x199
855G	Harry Vs Voldemort dfs and similar, dp, graphs, trees	3300	x199
1761F1	Anti-median (Easy Version) dp, math	3100	x198
1402C	Star Trek *special problem, combinatorics, dfs and similar, dp, games, graphs, matrices, trees	2600	x198
280E	Sequence Transformation brute force, data structures, dp, implementation, math	3000	x196
1951H	Thanos Snap binary search, dp, games, greedy, trees	3200	x195
1553I	Stairs combinatorics, divide and conquer, dp, fft, math	3400	x195
980F	Cactus to Tree dp, graphs, trees	2900	x191
1479E	School Clubs dp, fft, math, number theory, probabilities	3500	x187
581E	Kojiro and Furrari dp, greedy	2800	x187
933E	A Preponderant Reunion constructive algorithms, dp	3200	x185
773F	Test Data Generation combinatorics, divide and conquer, dp, fft, math, number theory	3400	x184
1893E	Cacti Symphony combinatorics, dfs and similar, dp, graphs	3500	x179
1571F	Kotlinforces *special problem, constructive algorithms, dp	2000	x177
1895G	Two Characters, Two Colors binary search, data structures, dp, flows, greedy	3100	x172
1585G	Poachers dp, games, graphs, trees	2500	x171
1218C	Jumping Transformers dp	2600	x171
1704H1	Game of AI (easy version) combinatorics, constructive algorithms, dp, fft, math	3200	x170
1910E	Maximum Sum Subarrays *special problem, dp	2100	x169
1804H	Code Lock bitmasks, dp	3300	x169
891D	Sloth dfs and similar, dp, graph matchings, trees	3100	x169
251E	Tree and Table dfs and similar, dp, implementation, trees	3000	x168
1408I	Bitwise Magic dp, math	3200	x166
1250D	Conference Problem dp	3000	x165
1007E	Mini Metro dp	3400	x164
138E	Hellish Constraints brute force, dp, two pointers	2900	x164
391F1	Stock Trading dp		x161
156E	Mrs. Hudson's Pancakes brute force, dp	3000	x160
924F	Minimal Subset Difference dp	3200	x157
1874F	Jellyfish and OEIS dp	3500	x155
1210G	Mateusz and Escape Room dp	3500	x155
1696H	Maximum Product? brute force, combinatorics, dp, greedy, implementation, math, two pointers	3500	x153
1012F	Passports dp, implementation	3400	x152
756E	Byteland coins combinatorics, dp, math	3200	x152
1970G3	Min-Fund Prison (Hard) bitmasks, dfs and similar, dp, graphs, trees		x147
852H	Bob and stages dp, geometry	3000	x147
1707F	Bugaboo bitmasks, constructive algorithms, dp, number theory	3500	x144
1534H	Lost Nodes constructive algorithms, dp, graphs, interactive, sortings, trees	3500	x143
1530H	Turing's Award data structures, dp	3400	x140
379G	New Year Cactus dp	3100	x139
1431G	Number Deletion Game *special problem, dp, games, greedy	2100	x137
804F	Fake bullions combinatorics, dfs and similar, dp, graphs, number theory	3400	x137
717B	R3D3’s Summer Adventure dp, greedy	2700	x137
1916G	Optimizations From Chelsu divide and conquer, dp, number theory, trees	3500	x132
662E	To Hack or not to Hack brute force, dp, greedy	3100	x132
1844H	Multiple of Three Cycles combinatorics, data structures, dp, dsu, math	3400	x131
1444E	Finding the Vertex brute force, dfs and similar, dp, interactive, trees	3500	x130
185C	Clever Fat Rat dp	2500	x130
1924F	Anti-Proxy Attendance constructive algorithms, dp, interactive, ternary search	3500	x129
1819F	Willy-nilly, Crack, Into Release! data structures, dp	3500	x127
1387C	Viruses *special problem, dp, shortest paths, string suffix structures	2900	x125
424E	Colored Jenga dfs and similar, dp, probabilities	2500	x122
1566H	Xor-quiz constructive algorithms, dp, interactive, math, number theory	3200	x119
1237G	Balanced Distribution data structures, dp, greedy	3500	x119
865E	Hex Dyslexia bitmasks, brute force, dp, graphs	3300	x119
1967E1	Again Counting Arrays (Easy Version) combinatorics, dp, fft, math	3100	x112
1854F	Mark and Spaceship brute force, dp	3500	x112
336E	Vasily the Bear and Painting Square bitmasks, combinatorics, dp, implementation	2700	x109
1842I	Tenzing and Necklace divide and conquer, dp, greedy	3500	x108
1349F2	Slime and Sequences (Hard Version) dp, fft, math	3500	x107
1218A	BubbleReactor dp, graphs	2800	x106
1740I	Arranging Crystal Balls data structures, divide and conquer, divide and conquer, dp, geometry, graphs, number theory	3500	x104
1545F	AquaMoon and Potatoes brute force, data structures, dp	3500	x103
457F	An easy problem about trees dp, games, greedy, trees	3200	x103
1969F	Card Pairing dp, greedy, hashing, implementation	3000	x100
774I	Composing Of String *special problem, dp	2300	x100
1266H	Red-Blue Graph dp, graphs, math, matrices, meet-in-the-middle	3400	x99
1852F	Panda Meetups data structures, dp, flows	3500	x98
1510H	Hard Optimization dp	3200	x97
1097H	Mateusz and an Infinite Sequence bitmasks, brute force, dp, strings	3400	x93
1746G	Olympiad Training binary search, data structures, dp, flows, geometry, implementation, sortings	3500	x88
1322F	Assigning Fares dp, trees	3500	x88
1896H2	Cyclic Hamming (Hard Version) brute force, dp, fft, math, number theory	3500	x87
1677F	Tokitsukaze and Gems dp, math	3500	x86
1349E	Slime and Hats constructive algorithms, dp, greedy	3500	x85
1949A	Grove brute force, dfs and similar, dp, geometry, probabilities	3300	x80
1533H	Submatrices *special problem, bitmasks, data structures, dp		x80
765G	Math, math everywhere brute force, dp, math, meet-in-the-middle, number theory	3200	x80
1943F	Minimum Hamming Distance dp	3500	x79