Problemset - Codeforces

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Problems

#	Name
1906E	Merge Not Sort constructive algorithms, dp	1900	x1292
1905E	One-X combinatorics, dfs and similar, dp, math, trees	2400	x849
1904B	Collecting Game binary search, dp, greedy, sortings, two pointers	1100	x12807
1903D2	Maximum And Queries (hard version) bitmasks, divide and conquer, dp, greedy	2500	x705
1902D	Robot Queries binary search, data structures, dp, implementation	1900	x3658
1901E	Compressed Tree dfs and similar, dp, graphs, greedy, sortings, trees	2200	x1363
1901D	Yet Another Monster Fight binary search, dp, greedy, implementation, math	1700	x6150
1900E	Transitive Graph dfs and similar, dp, dsu, graphs, implementation	2100	x1808
1900D	Small GCD bitmasks, brute force, dp, math, number theory	2000	x3689
1900C	Anji's Binary Tree dfs and similar, dp, trees	1300	x10401
1900B	Laura and Operations dp, math	900	x15956
1899C	Yarik and Array dp, greedy, two pointers	1100	x18093
1896H2	Cyclic Hamming (Hard Version) brute force, dp, fft, math, number theory	3500	x87
1896H1	Cyclic Hamming (Easy Version) brute force, divide and conquer, dp, fft, math, number theory	3400	x78
1895G	Two Characters, Two Colors binary search, data structures, dp, flows, greedy	3100	x171
1895F	Fancy Arrays combinatorics, dp, math, matrices	2600	x627
1895E	Infinite Card Game binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers	2300	x1454
1895C	Torn Lucky Ticket brute force, dp, hashing, implementation, math	1400	x10089
1893E	Cacti Symphony combinatorics, dfs and similar, dp, graphs	3500	x179
1889F	Doremy's Average Tree data structures, dp, greedy, trees	3500	x68
1889C2	Doremy's Drying Plan (Hard Version) data structures, dp	2600	x888
1889C1	Doremy's Drying Plan (Easy Version) brute force, data structures, dp, greedy, sortings	2000	x3006
1886E	I Wanna be the Team Leader bitmasks, constructive algorithms, dp, greedy, math, sortings, two pointers	2400	x1333
1884D	Counting Rhyme dp, math, number theory	2100	x2804
1884C	Medium Design brute force, data structures, dp, greedy, sortings	1700	x5438
1883C	Raspberries dp, math	1000	x22619
1882D	Tree XOR bitmasks, dfs and similar, dp, greedy, trees	1900	x4969
1881F	Minimum Maximum Distance dfs and similar, dp, graphs, shortest paths, trees	1700	x5977
1881E	Block Sequence dp	1500	x11672
1879D	Sum of XOR Functions bitmasks, combinatorics, divide and conquer, dp, math	1700	x6570
1879C	Make it Alternating combinatorics, dp, greedy	1300	x14891
1876E	Ball-Stackable constructive algorithms, data structures, dp, trees	3300	x228
1875D	Jellyfish and Mex dp	1600	x7578
1874G	Jellyfish and Inscryption dp	3500	x72
1874F	Jellyfish and OEIS dp	3500	x154
1874E	Jellyfish and Hack dp, math	3000	x267
1874D	Jellyfish and Miku divide and conquer, dp, math, probabilities	2800	x651
1874C	Jellyfish and EVA dp, graphs, greedy, math, probabilities	2300	x1502
1874B	Jellyfish and Math bitmasks, brute force, dfs and similar, dp, graphs, shortest paths	2400	x1065
1872E	Data Structures Fan binary search, bitmasks, data structures, dp	1500	x11958
1870E	Another MEX Problem bitmasks, brute force, dp, shortest paths	2300	x2208
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x10715
1868E	Min-Sum-Max constructive algorithms, dp, greedy	3500	x73
1868C	Travel Plan combinatorics, dp, implementation, math, trees	2400	x1070
1868B2	Candy Party (Hard Version) bitmasks, constructive algorithms, dp, greedy, implementation, math	2100	x2273
1866M	Mighty Rock Tower brute force, combinatorics, dp, math, probabilities	2400	x687
1866K	Keen Tree Calculation binary search, data structures, dp, geometry, graphs, implementation, trees	2500	x406
1866J	Jackets and Packets dp	2800	x266
1866I	Imagination Castle dp, games, two pointers	2300	x668
1866G	Grouped Carriages binary search, data structures, dp, flows, greedy	2100	x1504
1866E	Elevators of Tamem dp	2700	x270
1866D	Digital Wallet dp, greedy	2300	x1180
1866C	Completely Searching for Inversions dfs and similar, dp, graphs	1900	x2841
1864H	Asterism Stream dp, math, matrices	3200	x269
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x6324
1863I	Redundant Routes constructive algorithms, dp, trees	3500	x69
1863H	Goldberg Machine 3 dp, trees	3500	x71
1863G	Swaps combinatorics, dp, graphs, math	2800	x556
1863F	Divide, XOR, and Conquer bitmasks, dp, math	2600	x1028
1863E	Speedrun brute force, dfs and similar, dp, graphs, greedy, math, sortings, two pointers	2100	x2609
1862F	Magic Will Save the World binary search, bitmasks, brute force, dp	1800	x5661
1862A	Gift Carpet dp, greedy, implementation, strings	800	x30699
1861E	Non-Intersecting Subpermutations combinatorics, dp, implementation, math	2300	x1612
1861D	Sorting By Multiplication dp, greedy	1800	x6259
1861B	Two Binary Strings constructive algorithms, dp, greedy	1000	x20066
1860D	Balanced String dp	2200	x2783
1860C	Game on Permutation data structures, dp, games, greedy	1400	x12399
1859E	Maximum Monogonosity brute force, dp, math	2500	x1662
1859D	Andrey and Escape from Capygrad binary search, data structures, dp, dsu, greedy, sortings	1800	x6534
1859C	Another Permutation Problem brute force, dp, greedy, math	1200	x16292
1858D	Trees and Segments brute force, data structures, dp, greedy, two pointers	2200	x2691
1858B	The Walkway brute force, dp, greedy, math, number theory	1500	x10629
1856E2	PermuTree (hard version) bitmasks, dfs and similar, dp, fft, greedy, implementation, math, trees	2700	x1306
1856E1	PermuTree (easy version) dfs and similar, dp, trees	1800	x4903
1856C	To Become Max binary search, brute force, data structures, dp	1600	x11043
1854F	Mark and Spaceship brute force, dp	3500	x111
1854E	Game Bundles brute force, constructive algorithms, dp, greedy, math	3000	x381
1854C	Expected Destruction combinatorics, dp, math, probabilities	2500	x1394
1854B	Earn or Unlock bitmasks, brute force, dp	2200	x3331
1852F	Panda Meetups data structures, dp, flows	3500	x98
1852D	Miriany and Matchstick constructive algorithms, dp, greedy	2800	x428
1852C	Ina of the Mountain data structures, dp, greedy, math	2400	x1455
1851E	Nastya and Potions dfs and similar, dp, graphs, sortings	1500	x9426
1849E	Max to the Right of Min binary search, data structures, divide and conquer, dp, dsu, two pointers	2300	x1500
1848F	Vika and Wiki binary search, bitmasks, combinatorics, divide and conquer, dp, math	2400	x1448
1847C	Vampiric Powers, anyone? bitmasks, brute force, dp, greedy	1400	x12207
1846G	Rudolf and CodeVid-23 bitmasks, dp, graphs, greedy, shortest paths	1900	x4044
1846C	Rudolf and the Another Competition constructive algorithms, data structures, dp, greedy, sortings	1200	x17934
1845F	Swimmers in the Pool dp, fft, math, number theory	2800	x354
1845E	Boxes and Balls dp, implementation, math	2500	x1261
1845D	Rating System binary search, brute force, data structures, dp, dsu, greedy, math, two pointers	1800	x7305
1845C	Strong Password binary search, dp, greedy, strings	1400	x13319
1844H	Multiple of Three Cycles combinatorics, data structures, dp, dsu, math	3400	x131
1844C	Particles dp, greedy, implementation, math	1300	x14811
1843F2	Omsk Metro (hard version) data structures, dfs and similar, divide and conquer, dp, math, trees	2300	x1468
1843F1	Omsk Metro (simple version) data structures, dfs and similar, dp, graphs, greedy, math, trees	1800	x4973
1843D	Apple Tree combinatorics, dfs and similar, dp, math, trees	1200	x17024
1842I	Tenzing and Necklace divide and conquer, dp, greedy	3500	x108
1842H	Tenzing and Random Real Numbers bitmasks, dp, graphs, math, probabilities	3000	x560
1842G	Tenzing and Random Operations combinatorics, dp, math, probabilities	2800	x923