Problemset - Codeforces

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Problems

#	Name
1969C	Minimizing the Sum dp, implementation	1700	x5338
1957C	How Does the Rook Move? combinatorics, dp, math	1600	x7257
1955F	Unfair Game dp, games, greedy, math, schedules	1800	x5768
1954D	Colored Balls combinatorics, dp, math, sortings	1800	x4778
1948C	Arrow Path brute force, constructive algorithms, dfs and similar, dp, graphs, shortest paths	1300	x14335
1946C	Tree Cutting binary search, dp, greedy, implementation, trees	1600	x9013
1945D	Seraphim the Owl dp, greedy	1300	x12041
1941E	Rudolf and k Bridges binary search, data structures, dp, two pointers	1600	x8114
1941D	Rudolf and the Ball Game dfs and similar, dp, implementation	1200	x16518
1937B	Binary Path dp, greedy, implementation	1300	x13024
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x7095
1934B	Yet Another Coin Problem brute force, dp, greedy, math	1200	x16578
1930D1	Sum over all Substrings (Easy Version) brute force, dp, greedy, strings	1800	x3676
1927D	Find the Different Ones! binary search, brute force, data structures, dp, dsu, greedy, two pointers	1300	x18214
1926E	Vlad and an Odd Ordering binary search, bitmasks, data structures, dp, implementation, math, number theory	1500	x9960
1926C	Vlad and a Sum of Sum of Digits dp, implementation	1200	x22998
1924A	Did We Get Everything Covered? constructive algorithms, dp, greedy, shortest paths, strings	1500	x12300
1919C	Grouping Increases data structures, dp, greedy	1400	x16782
1914D	Three Activities brute force, dp, greedy, implementation, sortings	1200	x18116
1912K	Kim's Quest bitmasks, combinatorics, dp	1800	x2023
1901D	Yet Another Monster Fight binary search, dp, greedy, implementation, math	1700	x6150
1900C	Anji's Binary Tree dfs and similar, dp, trees	1300	x10404
1895C	Torn Lucky Ticket brute force, dp, hashing, implementation, math	1400	x10089
1884C	Medium Design brute force, data structures, dp, greedy, sortings	1700	x5438
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	x6571
1879C	Make it Alternating combinatorics, dp, greedy	1300	x14892
1875D	Jellyfish and Mex dp	1600	x7578
1872E	Data Structures Fan binary search, bitmasks, data structures, dp	1500	x11961
1870C	Colorful Table binary search, data structures, dp, implementation, math, two pointers	1300	x10715
1864D	Matrix Cascade brute force, constructive algorithms, data structures, dp, greedy, math	1700	x6325
1862F	Magic Will Save the World binary search, bitmasks, brute force, dp	1800	x5661
1861D	Sorting By Multiplication dp, greedy	1800	x6259
1860C	Game on Permutation data structures, dp, games, greedy	1400	x12399
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
1858B	The Walkway brute force, dp, greedy, math, number theory	1500	x10630
1856E1	PermuTree (easy version) dfs and similar, dp, trees	1800	x4903
1856C	To Become Max binary search, brute force, data structures, dp	1600	x11046
1851E	Nastya and Potions dfs and similar, dp, graphs, sortings	1500	x9426
1847C	Vampiric Powers, anyone? bitmasks, brute force, dp, greedy	1400	x12207
1846C	Rudolf and the Another Competition constructive algorithms, data structures, dp, greedy, sortings	1200	x17936
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
1844C	Particles dp, greedy, implementation, math	1300	x14811
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	x17026
1842C	Tenzing and Balls dp	1500	x11658
1841C	Ranom Numbers brute force, dp, greedy, math, strings	1800	x7299
1833G	Ksyusha and Chinchilla constructive algorithms, dfs and similar, dp, dsu, greedy, implementation, trees	1800	x4936
1830A	Copil Copac Draws Trees dfs and similar, dp, graphs, trees	1400	x12431
1829H	Don't Blame Me bitmasks, combinatorics, dp, math	1700	x7054
1829G	Hits Different data structures, dp, implementation, math	1600	x9382
1826D	Running Miles brute force, dp, greedy	1700	x8540
1822F	Gardening Friends brute force, dfs and similar, dp, graphs, trees	1700	x5557
1811E	Living Sequence binary search, dp, math, number theory	1500	x11541
1805D	A Wide, Wide Graph dfs and similar, dp, graphs, greedy, trees	1800	x6039
1793D	Moscow Gorillas binary search, dp, greedy, implementation, math, two pointers	1800	x5757
1789C	Serval and Toxel's Arrays combinatorics, dp, implementation, math	1500	x8072
1787C	Remove the Bracket dp, greedy, math	1600	x6710
1779D	Boris and His Amazing Haircut constructive algorithms, data structures, dp, dsu, greedy, sortings	1700	x7495
1774C	Ice and Fire constructive algorithms, dp, greedy	1300	x11552
1771B	Hossam and Friends binary search, constructive algorithms, dp, two pointers	1400	x12825
1769D1	Игра в Девятку I *special problem, brute force, dp	1800	x367
1769C2	Подкрутка II *special problem, dp	1300	x912
1769C1	Подкрутка I *special problem, brute force, dp, greedy	1200	x928
1767D	Playoff combinatorics, constructive algorithms, dp, greedy, math	1500	x9411
1766C	Hamiltonian Wall dp, implementation	1300	x13086
1759E	The Humanoid brute force, dp, sortings	1500	x9946
1753A2	Make Nonzero Sum (hard version) constructive algorithms, dp, greedy	1500	x9779
1753A1	Make Nonzero Sum (easy version) constructive algorithms, dp, greedy	1300	x14280
1748C	Zero-Sum Prefixes brute force, data structures, dp, greedy, implementation	1600	x10435
1743D	Problem with Random Tests brute force, dp, greedy, probabilities	1700	x7287
1741E	Sending a Sequence Over the Network dp	1600	x10798
1740E	Hanging Hearts constructive algorithms, data structures, dfs and similar, dp, greedy, trees	1800	x4105
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x8699
1738C	Even Number Addicts dp, games, greedy, math	1500	x10540
1734D	Slime Escape data structures, dp, greedy, two pointers	1800	x6019
1731D	Valiant's New Map binary search, brute force, data structures, dp, two pointers	1700	x6709
1728D	Letter Picking constructive algorithms, dp, games, two pointers	1800	x6861
1725M	Moving Both Hands dp, graphs, shortest paths	1800	x2848
1722E	Counting Rectangles brute force, data structures, dp, implementation	1600	x10046
1720D1	Xor-Subsequence (easy version) bitmasks, brute force, dp, strings, trees, two pointers	1800	x5719
1718A1	Burenka and Traditions (easy version) dp, greedy	1800	x5494
1714D	Color with Occurrences brute force, data structures, dp, greedy, strings	1600	x8642
1713C	Build Permutation constructive algorithms, dp, math	1200	x16822
1706C	Qpwoeirut And The City dp, flows, greedy, implementation	1400	x14437
1703G	Good Key, Bad Key bitmasks, brute force, dp, greedy, math	1600	x9995
1703F	Yet Another Problem About Pairs Satisfying an Inequality binary search, data structures, dp, greedy, sortings	1300	x18156
1695C	Zero Path brute force, data structures, dp, graphs, greedy, shortest paths	1700	x10372
1693B	Fake Plastic Trees dfs and similar, dp, greedy, trees	1700	x8060
1692H	Gambling data structures, dp, greedy, math	1700	x7046
1692G	2^Sort data structures, dp, sortings, two pointers	1400	x15910
1689C	Infected Tree dfs and similar, dp, trees	1600	x10485
1681D	Required Length brute force, dfs and similar, dp, hashing, shortest paths	1700	x9264
1678B2	Tokitsukaze and Good 01-String (hard version) dp, greedy, implementation	1800	x6390
1677A	Tokitsukaze and Strange Inequality brute force, data structures, dp	1600	x8115
1676G	White-Black Balanced Subtrees dfs and similar, dp, graphs, trees	1300	x14176
1675F	Vlad and Unfinished Business dfs and similar, dp, greedy, trees	1800	x5016

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