Problemset - Codeforces

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Educational Codeforces Round 165 (Rated for Div. 2)
19:01:19
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games

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Problems

#	Name
1965A	Everything Nim games, greedy, math		x7424
1956B	Nene and the Card Game games, greedy	800	x17836
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x17961
1955F	Unfair Game dp, games, greedy, math, schedules	1800	x5499
1952E	Sweep Line combinatorics, games, math		x203
1951H	Thanos Snap binary search, dp, games, greedy, trees	3200	x182
1943A	MEX Game 1 games, greedy	1300	x14913
1942E	Farm Game combinatorics, games	2300	x1408
1939D	Big Persimmon *special problem, dp, games		x59
1934D2	XOR Break --- Game Version bitmasks, games, greedy, interactive	2400	x1169
1931E	Anna and the Valentine's Day Gift games, greedy, math, sortings	1400	x13155
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13098
1921E	Eat the Chip brute force, games, greedy, math	1600	x8837
1920B	Summation Game games, greedy, math, sortings	1100	x19134
1919G	Tree LGM constructive algorithms, divide and conquer, games, trees	3500	x169
1919A	Wallet Exchange games, math	800	x31603
1916C	Training Before the Olympiad constructive algorithms, games, greedy, implementation, math	1200	x16581
1914E2	Game with Marbles (Hard Version) games, greedy, sortings	1400	x11153
1914E1	Game with Marbles (Easy Version) brute force, games, greedy, sortings	1400	x11063
1906G	Grid Game 2 games, number theory	2900	x144
1899A	Game with Integers games, math, number theory	800	x37373
1895E	Infinite Card Game binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers	2300	x1451
1874A	Jellyfish and Game brute force, games, greedy, implementation	1200	x15713
1873H	Mad City dfs and similar, dsu, games, graphs, shortest paths, trees	1700	x6528
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x10505
1866I	Imagination Castle dp, games, two pointers	2300	x667
1864E	Guess Game bitmasks, data structures, games, math, probabilities, sortings, strings, trees	2100	x2459
1860C	Game on Permutation data structures, dp, games, greedy	1400	x12366
1858A	Buttons games, greedy, math	800	x33993
1848A	Vika and Her Friends games, math	900	x16179
1844A	Subtraction Game constructive algorithms, games	800	x23814
1842A	Tenzing and Tsondu games, math	800	x19423
1841A	Game with Board constructive algorithms, games	800	x24179
1834C	Game with Reversing games, greedy, math, strings	1200	x12588
1823E	Removing Graph brute force, dp, games, graphs, math	2500	x1189
1817D	Toy Machine constructive algorithms, games, implementation	2700	x664
1796E	Colored Subgraphs dfs and similar, dp, games, greedy, trees	2500	x685
1784E	Infinite Game brute force, combinatorics, dp, games, probabilities	3100	x300
1776I	Spinach Pizza games, geometry, greedy, interactive	2500	x638
1776C	Library game games, greedy, interactive, sortings	2500	x754
1773I	Interactive Factorial Guessing brute force, games, implementation, interactive	2500	x453
1772E	Permutation Game games	1700	x6364
1770D	Koxia and Game constructive algorithms, data structures, dfs and similar, dsu, flows, games, graph matchings, graphs, implementation	2000	x3657
1749C	Number Game binary search, data structures, games, greedy, implementation	1400	x13271
1747C	Swap Game games	1200	x20259
1740C	Bricks and Bags constructive algorithms, games, greedy, sortings	1400	x10541
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x8684
1738C	Even Number Addicts dp, games, greedy, math	1500	x10507
1737C	Ela and Crickets constructive algorithms, games, implementation, math	1500	x5548
1728D	Letter Picking constructive algorithms, dp, games, two pointers	1800	x6828
1719A	Chip Game games, math	800	x24979
1710E	Two Arrays binary search, games, graph matchings	2400	x465
1704F	Colouring Game constructive algorithms, dp, games	2600	x923
1695B	Circle Game games, greedy	1000	x17987
1695A	Subrectangle Guess games	800	x16101
1684A	Digit Minimization constructive algorithms, games, math, strings	800	x23446
1681A	Game with Cards games, greedy	800	x20704
1673A	Subtle Substring Subtraction games, greedy, strings	800	x18209
1672A	Log Chopping games, implementation, math	800	x15829
1665D	GCD Guess bitmasks, chinese remainder theorem, constructive algorithms, games, interactive, math, number theory	2000	x3677
1659F	Tree and Permutation Game dfs and similar, games, graphs, trees	3000	x180
1658E	Gojou and Matrix Game data structures, dp, games, hashing, implementation, math, number theory, sortings	2500	x1002
1628D2	Game on Sum (Hard Version) combinatorics, dp, games, math	2400	x1970
1628D1	Game on Sum (Easy Version) combinatorics, dp, games, math	2100	x3007
1627B	Not Sitting games, greedy, sortings	1300	x16247
1617E	Christmas Chocolates dfs and similar, dp, games, graphs, implementation, math, number theory, shortest paths, trees	2700	x830
1615E	Purple Crayon data structures, dfs and similar, games, graphs, greedy, math, sortings, trees	2400	x1394
1610I	Mashtali vs AtCoder games, trees	3100	x256
1605D	Treelabeling bitmasks, constructive algorithms, dfs and similar, games, greedy, implementation, trees	2100	x2833
1600E	Array Game games, greedy, two pointers	1900	x1914
1585G	Poachers dp, games, graphs, trees	2500	x169
1584E	Game with Stones binary search, data structures, games, greedy	2300	x1217
1537D	Deleting Divisors games, math, number theory	1700	x11827
1536F	Omkar and Akmar chinese remainder theorem, combinatorics, constructive algorithms, fft, games, geometry, math, meet-in-the-middle, string suffix structures	2600	x913
1527B2	Palindrome Game (hard version) constructive algorithms, games	1900	x7523
1527B1	Palindrome Game (easy version) constructive algorithms, games	1200	x24133
1511G	Chips on a Board bitmasks, brute force, data structures, dp, games, two pointers	2700	x698
1503B	3-Coloring constructive algorithms, games, interactive	1700	x6831
1498F	Christmas Game bitmasks, data structures, dfs and similar, dp, games, math, trees	2500	x848
1495B	Let's Go Hiking games, greedy	1900	x5832
1480A	Yet Another String Game games, greedy, strings	800	x25405
1472D	Even-Odd Game dp, games, greedy, sortings	1200	x26014
1458E	Nim Shortcuts data structures, games	3100	x404
1455C	Ping-pong constructive algorithms, games, math	1100	x19210
1451F	Nullify The Matrix constructive algorithms, games	2700	x898
1451D	Circle Game games, geometry, math	1700	x9257
1442F	Differentiating Games games, interactive	3400	x127
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	x137
1427H	Prison Break binary search, games, geometry, ternary search	3500	x69
1425A	Arena of Greed games, greedy	1400	x6346
1419A	Digit Game games, greedy, implementation	900	x19243
1411G	No Game No Life bitmasks, games, math, matrices	2700	x578
1404B	Tree Tag dfs and similar, dp, games, trees	1900	x7071
1402C	Star Trek *special problem, combinatorics, dfs and similar, dp, games, graphs, matrices, trees	2600	x195
1398B	Substring Removal Game games, greedy, sortings	800	x24048
1396B	Stoned Game brute force, constructive algorithms, games, greedy	1800	x10853
1383B	GameGame bitmasks, constructive algorithms, dp, games, greedy, math	1900	x4755
1382B	Sequential Nim dp, games	1100	x23854

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