Problemset - Codeforces

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Problems

#	Name
1856E2	PermuTree (hard version) bitmasks, dfs and similar, dp, fft, greedy, implementation, math, trees	2700	x1440
1856E1	PermuTree (easy version) dfs and similar, dp, trees	1800	x5414
1856C	To Become Max binary search, brute force, data structures, dp	1600	x12631
1854F	Mark and Spaceship brute force, dp	3500	x122
1854E	Game Bundles brute force, constructive algorithms, dp, greedy, math	3000	x432
1854C	Expected Destruction combinatorics, dp, math, probabilities	2500	x1536
1854B	Earn or Unlock bitmasks, brute force, dp	2200	x3589
1852F	Panda Meetups data structures, dp, flows	3500	x108
1852D	Miriany and Matchstick constructive algorithms, dp, greedy	2800	x486
1852C	Ina of the Mountain data structures, dp, greedy, math	2400	x1625
1851E	Nastya and Potions dfs and similar, dp, graphs, sortings	1500	x10518
1849E	Max to the Right of Min binary search, data structures, divide and conquer, dp, dsu, two pointers	2300	x1682
1848F	Vika and Wiki binary search, bitmasks, combinatorics, divide and conquer, dp, math	2400	x1647
1847C	Vampiric Powers, anyone? bitmasks, brute force, dp, greedy	1400	x13011
1846G	Rudolf and CodeVid-23 bitmasks, dp, graphs, greedy, shortest paths	1900	x4474
1846C	Rudolf and the Another Competition constructive algorithms, data structures, dp, greedy, sortings	1200	x19308
1845F	Swimmers in the Pool dp, fft, math, number theory	2800	x373
1845E	Boxes and Balls dp, implementation, math	2500	x1353
1845D	Rating System binary search, brute force, data structures, dp, dsu, greedy, math, two pointers	1800	x7929
1845C	Strong Password binary search, dp, greedy, strings	1400	x14456
1844H	Multiple of Three Cycles combinatorics, data structures, dp, dsu, math	3400	x140
1844C	Particles dp, greedy, implementation, math	1300	x15828
1843F2	Omsk Metro (hard version) data structures, dfs and similar, divide and conquer, dp, math, trees	2300	x1654
1843F1	Omsk Metro (simple version) data structures, dfs and similar, dp, graphs, greedy, math, trees	1800	x5390
1843D	Apple Tree combinatorics, dfs and similar, dp, math, trees	1200	x18313
1842I	Tenzing and Necklace divide and conquer, dp, greedy	3500	x121
1842H	Tenzing and Random Real Numbers bitmasks, dp, graphs, math, probabilities	3000	x710
1842G	Tenzing and Random Operations combinatorics, dp, math, probabilities	2800	x1082
1842E	Tenzing and Triangle data structures, dp, geometry, greedy, math	2300	x1638
1842C	Tenzing and Balls dp	1500	x13055
1841C	Ranom Numbers brute force, dp, greedy, math, strings	1800	x7924
1840F	Railguns brute force, dfs and similar, dp, graphs	2200	x1844
1839E	Decreasing Game constructive algorithms, dfs and similar, dp, greedy, interactive	2400	x1240
1839D	Ball Sorting data structures, dp, sortings	2100	x2368
1838E	Count Supersequences combinatorics, dp, math	2500	x1501
1835E	Old Mobile combinatorics, dp, probabilities	3500	x230
1833G	Ksyusha and Chinchilla constructive algorithms, dfs and similar, dp, dsu, greedy, implementation, trees	1800	x5464
1832F	Zombies binary search, dp	3200	x279
1832E	Combinatorics Problem brute force, combinatorics, dp	2200	x2199
1830F	The Third Grace data structures, dp	3200	x263
1830D	Mex Tree brute force, dp, trees	2800	x706
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x13846
1829H	Don't Blame Me bitmasks, combinatorics, dp, math	1700	x7903
1829G	Hits Different data structures, dp, implementation, math	1600	x10666
1829D	Gold Rush brute force, dfs and similar, dp, implementation	1000	x26899
1827C	Palindrome Partition binary search, brute force, data structures, dp, hashing, strings	2600	x1247
1827B2	Range Sorting (Hard Version) binary search, data structures, dp, greedy	2400	x1909
1827B1	Range Sorting (Easy Version) binary search, dp, dsu, greedy, trees, two pointers	2000	x3932
1826E	Walk the Runway bitmasks, brute force, data structures, dp, graphs, implementation, sortings	2400	x1634
1826D	Running Miles brute force, dp, greedy	1700	x10147
1824C	LuoTianyi and XOR-Tree data structures, dfs and similar, dp, dsu, greedy, trees	2500	x1431
1823F	Random Walk dp, graphs, math, probabilities, trees	2600	x900
1823E	Removing Graph brute force, dp, games, graphs, math	2500	x1264
1822F	Gardening Friends brute force, dfs and similar, dp, graphs, trees	1700	x6274
1821F	Timber combinatorics, dp, fft, math	2600	x764
1821E	Rearrange Brackets brute force, dp, greedy, sortings, strings	2100	x2402
1819F	Willy-nilly, Crack, Into Release! data structures, dp	3500	x133
1819D	Misha and Apples brute force, data structures, dp, two pointers	2800	x677
1819C	The Fox and the Complete Tree Traversal constructive algorithms, dp, implementation, math, trees	2400	x1500
1815E	Bosco and Particle dp, math, number theory, strings	3100	x349
1815D	XOR Counting bitmasks, combinatorics, dp, math	2600	x1192
1814E	Chain Chips data structures, dp, matrices	2300	x1376
1811G2	Vlad and the Nice Paths (hard version) binary search, combinatorics, data structures, dp, math, two pointers	2200	x1793
1811G1	Vlad and the Nice Paths (easy version) combinatorics, dp, math	2100	x2103
1811E	Living Sequence binary search, dp, math, number theory	1500	x12517
1810G	The Maximum Prefix dp	3200	x735
1809G	Prediction combinatorics, dp, math	2800	x450
1809E	Two Tanks binary search, dp, implementation, math	2400	x866
1808E3	Minibuses on Venus (hard version) brute force, combinatorics, dp, math	2800	x448
1808E2	Minibuses on Venus (medium version) combinatorics, divide and conquer, dp, matrices	2500	x700
1808E1	Minibuses on Venus (easy version) combinatorics, divide and conquer, dp	2200	x1351
1808C	Unlucky Numbers brute force, dp, greedy, implementation	1900	x3861
1807G2	Subsequence Addition (Hard Version) bitmasks, dp, greedy, implementation, sortings	1100	x19719
1807G1	Subsequence Addition (Easy Version) brute force, data structures, dp, greedy, implementation, sortings	1100	x19303
1806D	DSU Master combinatorics, dp, dsu, math	2500	x940
1805E	There Should Be a Lot of Maximums brute force, data structures, dfs and similar, dp, trees, two pointers	2300	x1653
1805D	A Wide, Wide Graph dfs and similar, dp, graphs, greedy, trees	1800	x6752
1804H	Code Lock bitmasks, dp	3300	x190
1804E	Routing bitmasks, brute force, dfs and similar, dp, graphs	2400	x1483
1804D	Accommodation brute force, dp, greedy, implementation	2000	x4695
1801F	Another n-dimensional chocolate bar dp, math, meet-in-the-middle, number theory	2700	x602
1801D	The way home binary search, data structures, dp, graphs, greedy, shortest paths, sortings	2100	x2282
1801C	Music Festival binary search, data structures, dp, greedy, sortings	1900	x3509
1799H	Tree Cutting bitmasks, dfs and similar, dp	3200	x285
1799G	Count Voting combinatorics, dp, math	2600	x796
1799F	Halve or Subtract binary search, brute force, dp, greedy, sortings	2700	x852
1799D2	Hot Start Up (hard version) data structures, dp	2100	x2540
1799D1	Hot Start Up (easy version) dp	1900	x4600
1798F	Gifts from Grandfather Ahmed dp, math, number theory	2500	x505
1798E	Multitest Generator brute force, dp	2300	x1632
1797D	Li Hua and Tree brute force, data structures, dfs and similar, dp, implementation, trees	1900	x4032
1796E	Colored Subgraphs dfs and similar, dp, games, greedy, trees	2500	x772
1796D	Maximum Subarray data structures, dp, greedy, two pointers	2000	x4428
1795E	Explosions? binary search, data structures, dp, greedy, math	2200	x2068
1794E	Labeling the Tree with Distances data structures, dp, greedy, hashing, implementation, trees	2400	x1117
1794D	Counting Factorizations combinatorics, divide and conquer, dp, math, number theory	1900	x3627
1793E	Velepin and Marketing binary search, data structures, dp, greedy, sortings, two pointers	2600	x1104
1793D	Moscow Gorillas binary search, dp, greedy, implementation, math, two pointers	1800	x6285
1792F2	Graph Coloring (hard version) brute force, combinatorics, divide and conquer, dp, fft, graphs	2900	x399
1792F1	Graph Coloring (easy version) combinatorics, dp, graphs	2700	x743