Problemset - Codeforces

Problems

#	Name
1972B	Coin Games games	900	x16542
1970C3	Game on Tree (Hard) dfs and similar, dp, games, trees	1900	x790
1970C2	Game on Tree (Medium) dfs and similar, dp, games, trees	1700	x1258
1970C1	Game on Tree (Easy) games	1400	x1612
1968D	Permutation Game brute force, dfs and similar, games, graphs, greedy, math	1300	x11861
1966A	Card Exchange constructive algorithms, games, greedy	800	x14874
1965E	Connected Cubes constructive algorithms, games	3100	x178
1965A	Everything Nim games, greedy, math, sortings	1400	x10555
1956B	Nene and the Card Game games, greedy	800	x19073
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x19232
1955F	Unfair Game dp, games, greedy, math, schedules	1800	x5985
1952E	Sweep Line combinatorics, games, math		x210
1951H	Thanos Snap binary search, dp, games, greedy, trees	3200	x201
1943A	MEX Game 1 games, greedy	1300	x15507
1942E	Farm Game combinatorics, games	2300	x1458
1939D	Big Persimmon *special problem, dp, games		x59
1934D2	XOR Break --- Game Version bitmasks, games, greedy, interactive	2400	x1208
1931E	Anna and the Valentine's Day Gift games, greedy, math, sortings	1400	x13484
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13369
1921E	Eat the Chip brute force, games, greedy, math	1600	x8966
1920B	Summation Game games, greedy, math, sortings	1100	x19381
1919G	Tree LGM constructive algorithms, divide and conquer, games, trees	3500	x170
1919A	Wallet Exchange games, math	800	x31832
1916C	Training Before the Olympiad constructive algorithms, games, greedy, implementation, math	1200	x16771
1914E2	Game with Marbles (Hard Version) games, greedy, sortings	1400	x11311
1914E1	Game with Marbles (Easy Version) brute force, games, greedy, sortings	1400	x11210
1906G	Grid Game 2 games, number theory	2900	x145
1899A	Game with Integers games, math, number theory	800	x38409
1895E	Infinite Card Game binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers	2300	x1461
1874A	Jellyfish and Game brute force, games, greedy, implementation	1200	x15876
1873H	Mad City dfs and similar, dsu, games, graphs, shortest paths, trees	1700	x6633
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x10611
1866I	Imagination Castle dp, games, two pointers	2300	x671
1864E	Guess Game bitmasks, data structures, games, math, probabilities, sortings, strings, trees	2100	x2471
1860C	Game on Permutation data structures, dp, games, greedy	1400	x12501
1858A	Buttons games, greedy, math	800	x34580
1848A	Vika and Her Friends games, math	900	x16262
1844A	Subtraction Game constructive algorithms, games	800	x23901
1842A	Tenzing and Tsondu games, math	800	x19483
1841A	Game with Board constructive algorithms, games	800	x24259
1834C	Game with Reversing games, greedy, math, strings	1200	x12682
1823E	Removing Graph brute force, dp, games, graphs, math	2500	x1199
1817D	Toy Machine constructive algorithms, games, implementation	2700	x673
1796E	Colored Subgraphs dfs and similar, dp, games, greedy, trees	2500	x697
1784E	Infinite Game brute force, combinatorics, dp, games, probabilities	3100	x303
1776I	Spinach Pizza games, geometry, greedy, interactive	2500	x641
1776C	Library game games, greedy, interactive, sortings	2500	x759
1773I	Interactive Factorial Guessing brute force, games, implementation, interactive	2500	x458
1772E	Permutation Game games	1700	x6440
1770D	Koxia and Game constructive algorithms, data structures, dfs and similar, dsu, flows, games, graph matchings, graphs, implementation	2000	x3680
1749C	Number Game binary search, data structures, games, greedy, implementation	1400	x13424
1747C	Swap Game games	1200	x20420
1740C	Bricks and Bags constructive algorithms, games, greedy, sortings	1400	x10596
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x8732
1738C	Even Number Addicts dp, games, greedy, math	1500	x10608
1737C	Ela and Crickets constructive algorithms, games, implementation, math	1500	x5571
1728D	Letter Picking constructive algorithms, dp, games, two pointers	1800	x6897
1719A	Chip Game games, math	800	x25042
1710E	Two Arrays binary search, games, graph matchings	2400	x466
1704F	Colouring Game constructive algorithms, dp, games	2600	x937
1695B	Circle Game games, greedy	1000	x18051
1695A	Subrectangle Guess games	800	x16123
1684A	Digit Minimization constructive algorithms, games, math, strings	800	x23501
1681A	Game with Cards games, greedy	800	x20758
1673A	Subtle Substring Subtraction games, greedy, strings	800	x18235
1672A	Log Chopping games, implementation, math	800	x15855
1665D	GCD Guess bitmasks, chinese remainder theorem, constructive algorithms, games, interactive, math, number theory	2000	x3721
1659F	Tree and Permutation Game dfs and similar, games, graphs, trees	3000	x182
1658E	Gojou and Matrix Game data structures, dp, games, hashing, implementation, math, number theory, sortings	2500	x1022
1628D2	Game on Sum (Hard Version) combinatorics, dp, games, math	2400	x1986
1628D1	Game on Sum (Easy Version) combinatorics, dp, games, math	2100	x3026
1627B	Not Sitting games, greedy, sortings	1300	x16298
1617E	Christmas Chocolates dfs and similar, dp, games, graphs, implementation, math, number theory, shortest paths, trees	2700	x835
1615E	Purple Crayon data structures, dfs and similar, games, graphs, greedy, math, sortings, trees	2400	x1406
1610I	Mashtali vs AtCoder games, trees	3100	x259
1605D	Treelabeling bitmasks, constructive algorithms, dfs and similar, games, greedy, implementation, trees	2100	x2842
1600E	Array Game games, greedy, two pointers	1900	x1931
1585G	Poachers dp, games, graphs, trees	2500	x171
1584E	Game with Stones binary search, data structures, games, greedy	2300	x1221
1537D	Deleting Divisors games, math, number theory	1700	x11894
1536F	Omkar and Akmar chinese remainder theorem, combinatorics, constructive algorithms, fft, games, geometry, math, meet-in-the-middle, string suffix structures	2600	x914
1527B2	Palindrome Game (hard version) constructive algorithms, games	1900	x7574
1527B1	Palindrome Game (easy version) constructive algorithms, games	1200	x24370
1511G	Chips on a Board bitmasks, brute force, data structures, dp, games, two pointers	2700	x701
1503B	3-Coloring constructive algorithms, games, interactive	1700	x6848
1498F	Christmas Game bitmasks, data structures, dfs and similar, dp, games, math, trees	2500	x854
1495B	Let's Go Hiking games, greedy	1900	x5849
1480A	Yet Another String Game games, greedy, strings	800	x25453
1472D	Even-Odd Game dp, games, greedy, sortings	1200	x26135
1458E	Nim Shortcuts data structures, games	3100	x404
1455C	Ping-pong constructive algorithms, games, math	1100	x19256
1451F	Nullify The Matrix constructive algorithms, games	2700	x905
1451D	Circle Game games, geometry, math	1700	x9273
1442F	Differentiating Games games, interactive	3400	x129
1439E	Cheat and Win bitmasks, data structures, games, trees	3500	x214
1434E	A Convex Game dsu, games	3500	x164
1431G	Number Deletion Game *special problem, dp, games, greedy	2100	x139
1427H	Prison Break binary search, games, geometry, ternary search	3500	x69
1425A	Arena of Greed games, greedy	1400	x6368
1419A	Digit Game games, greedy, implementation	900	x19279