Problemset - Codeforces

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Educational Codeforces Round 165 (Rated for Div. 2)
25:09:22
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Problems

#	Name
756E	Byteland coins combinatorics, dp, math	3200	x151
1566H	Xor-quiz constructive algorithms, dp, interactive, math, number theory	3200	x110
457F	An easy problem about trees dp, games, greedy, trees	3200	x103
1510H	Hard Optimization dp	3200	x95
765G	Math, math everywhere brute force, dp, math, meet-in-the-middle, number theory	3200	x80
1776K	Uniform Chemistry dp, math	3200	x64
1403C	Chess Rush *special problem, combinatorics, dp, implementation, math	3200	x42
1063F	String Journey data structures, dp, string suffix structures	3300	x797
582D	Number of Binominal Coefficients dp, math, number theory	3300	x606
623E	Transforming Sequence combinatorics, dp, fft, math	3300	x530
1534G	A New Beginning data structures, dp, geometry, sortings	3300	x516
878E	Numbers on the blackboard combinatorics, dp	3300	x471
906E	Reverses dp, string suffix structures, strings	3300	x427
1523F	Favorite Game bitmasks, dp	3300	x394
713E	Sonya Partymaker binary search, dp	3300	x341
1368H1	Breadboard Capacity (easy version) dp, flows, greedy	3300	x327
1495F	Squares constructive algorithms, data structures, dp, graphs, trees	3300	x280
1466H	Finding satisfactory solutions combinatorics, dp, graphs, greedy, math	3300	x259
1750G	Doping combinatorics, dp, math	3300	x224
1876E	Ball-Stackable constructive algorithms, data structures, dp, trees	3300	x216
618G	Combining Slimes dp, math, matrices, probabilities	3300	x216
855G	Harry Vs Voldemort dfs and similar, dp, graphs, trees	3300	x199
1787H	Codeforces Scoreboard binary search, data structures, dp, geometry	3300	x197
1804H	Code Lock bitmasks, dp	3300	x169
865E	Hex Dyslexia bitmasks, brute force, dp, graphs	3300	x118
1119F	Niyaz and Small Degrees data structures, dp, trees	3400	x647
794G	Replace All combinatorics, dp, math	3400	x323
914H	Ember and Storm's Tree Game combinatorics, dp, games, trees	3400	x226
1268E	Happy Cactus dp	3400	x219
833E	Caramel Clouds data structures, dp, sortings	3400	x210
848E	Days of Floral Colours combinatorics, divide and conquer, dp, fft, math	3400	x200
1553I	Stairs combinatorics, divide and conquer, dp, fft, math	3400	x195
773F	Test Data Generation combinatorics, divide and conquer, dp, fft, math, number theory	3400	x184
1007E	Mini Metro dp	3400	x158
1012F	Passports dp, implementation	3400	x152
1530H	Turing's Award data structures, dp	3400	x140
804F	Fake bullions combinatorics, dfs and similar, dp, graphs, number theory	3400	x137
1844H	Multiple of Three Cycles combinatorics, data structures, dp, dsu, math	3400	x130
1266H	Red-Blue Graph dp, graphs, math, matrices, meet-in-the-middle	3400	x99
1097H	Mateusz and an Infinite Sequence bitmasks, brute force, dp, strings	3400	x92
1896H1	Cyclic Hamming (Easy Version) brute force, divide and conquer, dp, fft, math, number theory	3400	x77
1431J	Zero-XOR Array *special problem, dp	3400	x42
1305G	Kuroni and Antihype bitmasks, brute force, dp, dsu, graphs	3500	x938
1158F	Density of subarrays dp, math	3500	x391
1290F	Making Shapes dp	3500	x352
1500F	Cupboards Jumps dp	3500	x328
1292F	Nora's Toy Boxes bitmasks, combinatorics, dp	3500	x299
1110H	Modest Substrings dp, strings	3500	x273
1456E	XOR-ranges dp, greedy	3500	x268
1616G	Just Add an Edge dfs and similar, dp, graphs	3500	x236
1523H	Hopping Around the Array data structures, dp	3500	x234
1450G	Communism bitmasks, dp, trees	3500	x232
1835E	Old Mobile combinatorics, dp, probabilities	3500	x201
1479E	School Clubs dp, fft, math, number theory, probabilities	3500	x182
1893E	Cacti Symphony combinatorics, dfs and similar, dp, graphs	3500	x179
1210G	Mateusz and Escape Room dp	3500	x155
1696H	Maximum Product? brute force, combinatorics, dp, greedy, implementation, math, two pointers	3500	x153
1874F	Jellyfish and OEIS dp	3500	x152
1707F	Bugaboo bitmasks, constructive algorithms, dp, number theory	3500	x144
1534H	Lost Nodes constructive algorithms, dp, graphs, interactive, sortings, trees	3500	x143
1916G	Optimizations From Chelsu divide and conquer, dp, number theory, trees	3500	x132
1444E	Finding the Vertex brute force, dfs and similar, dp, interactive, trees	3500	x130
1819F	Willy-nilly, Crack, Into Release! data structures, dp	3500	x127
1924F	Anti-Proxy Attendance constructive algorithms, dp, interactive, ternary search	3500	x123
1237G	Balanced Distribution data structures, dp, greedy	3500	x119
1854F	Mark and Spaceship brute force, dp	3500	x110
1842I	Tenzing and Necklace divide and conquer, dp, greedy	3500	x107
1349F2	Slime and Sequences (Hard Version) dp, fft, math	3500	x107
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	x102
1852F	Panda Meetups data structures, dp, flows	3500	x97
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	x85
1677F	Tokitsukaze and Gems dp, math	3500	x85
1349E	Slime and Hats constructive algorithms, dp, greedy	3500	x81
1545E2	AquaMoon and Time Stop (hard version) data structures, dp	3500	x79
1761F2	Anti-median (Hard Version) combinatorics, dp, math	3500	x76
1545E1	AquaMoon and Time Stop (easy version) data structures, dp	3500	x74
1943F	Minimum Hamming Distance dp	3500	x72
1874G	Jellyfish and Inscryption dp	3500	x72
1868E	Min-Sum-Max constructive algorithms, dp, greedy	3500	x72
1750H	BinaryStringForces constructive algorithms, data structures, dp	3500	x72
1863H	Goldberg Machine 3 dp, trees	3500	x71
1654H	Three Minimums combinatorics, constructive algorithms, divide and conquer, dp, fft, math	3500	x70
1326G	Spiderweb Trees dp, geometry, trees	3500	x70
1863I	Redundant Routes constructive algorithms, dp, trees	3500	x69
1889F	Doremy's Average Tree data structures, dp, greedy, trees	3500	x68
1517H	Fly Around the World dp, geometry	3500	x64
1776E	Crossing the Railways data structures, dp	3500	x61
1942H	Farmer John's Favorite Intern data structures, dp, flows, trees	3500	x54
1773L	Lisa's Sequences dp	3500	x28

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