Problemset - Codeforces

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IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2)
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Problems

#	Name
2060C	Game of Mathletes games, greedy, sortings, two pointers		x19160
2055A	Two Frogs constructive algorithms, games, greedy, math		x26679
2053E	Resourceful Caterpillar Sequence dfs and similar, dp, games, graphs, greedy, trees	1900	x3320
2045F	Grid Game 3-angle games, math	3000	x67
2043F	Nim bitmasks, brute force, combinatorics, dp, games, greedy, implementation, shortest paths	2700	x614
2042B	Game with Colored Marbles games, greedy	900	x15303
2040A	Game of Division games, math	800	x20776
2038A	Bonus Project games, greedy	1400	x3619
2032F	Peanuts combinatorics, dp, games, math	2700	x324
2030C	A TRUE Battle brute force, games, greedy	1100	x17062
2030B	Minimise Oneness combinatorics, constructive algorithms, games, math	800	x21110
2029B	Replacement constructive algorithms, games, strings	1100	x9464
2028E	Alice's Adventures in the Rabbit Hole combinatorics, dfs and similar, dp, games, greedy, math, probabilities, trees	2300	x1426
2027E1	Bit Game (Easy Version) bitmasks, brute force, games, math	2800	x163
2013F1	Game in Tree (Easy Version) binary search, brute force, data structures, dp, games, greedy, implementation, trees	2700	x507
2006A	Iris and Game on the Tree constructive algorithms, dfs and similar, games, graphs, greedy, trees	1700	x7058
2005E2	Subtangle Game (Hard Version) data structures, dp, games, greedy, implementation	2500	x846
2005E1	Subtangle Game (Easy Version) dp, games, greedy, implementation	2100	x2833
2004E	Not a Nim Problem brute force, games, math, number theory	2100	x4204
2004C	Splitting Items games, greedy, sortings	1100	x24067
2003B	Turtle and Piggy Are Playing a Game 2 games, greedy, sortings	800	x25743
2002B	Removals Game constructive algorithms, games	1000	x19748
1994H	Fortnite combinatorics, constructive algorithms, games, greedy, hashing, interactive, math, number theory, strings	3500	x713
1991I	Grid Game constructive algorithms, games, graph matchings, greedy, interactive	3500	x136
1991H	Prime Split Game bitmasks, dp, fft, games, math, number theory	3300	x514
1991E	Coloring Game constructive algorithms, dfs and similar, games, graphs, greedy, interactive	1900	x4358
1990A	Submission Bait brute force, games, greedy, sortings	900	x23549
1987D	World is Mine dp, games	1800	x7409
1972B	Coin Games games	900	x22505
1970C3	Game on Tree (Hard) dfs and similar, dp, games, trees	1900	x1698
1970C2	Game on Tree (Medium) dfs and similar, dp, games, trees	1700	x3033
1970C1	Game on Tree (Easy) games	1400	x3739
1968D	Permutation Game brute force, dfs and similar, games, graphs, greedy, math	1300	x15392
1966A	Card Exchange constructive algorithms, games, greedy	800	x18273
1965E	Connected Cubes constructive algorithms, games	3100	x318
1965A	Everything Nim games, greedy, math, sortings	1400	x14281
1956B	Nene and the Card Game games, greedy	800	x21673
1956A	Nene's Game binary search, brute force, data structures, games, greedy	800	x22210
1955F	Unfair Game dp, games, greedy, math, schedules	1800	x7395
1952E	Sweep Line *special problem, combinatorics, games, math		x266
1951H	Thanos Snap binary search, dp, games, greedy, trees	3200	x289
1943A	MEX Game 1 games, greedy	1300	x18690
1942E	Farm Game combinatorics, games	2300	x1744
1939D	Big Persimmon *special problem, dp, games		x101
1934D2	XOR Break --- Game Version bitmasks, games, greedy, interactive	2400	x1434
1931E	Anna and the Valentine's Day Gift games, greedy, math, sortings	1400	x16995
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x15466
1921E	Eat the Chip brute force, games, greedy, math	1600	x10143
1920B	Summation Game games, greedy, math, sortings	1100	x21411
1919G	Tree LGM constructive algorithms, divide and conquer, games, trees	3500	x185
1919A	Wallet Exchange games, math	800	x34113
1916C	Training Before the Olympiad constructive algorithms, games, greedy, implementation, math	1200	x18474
1914E2	Game with Marbles (Hard Version) games, greedy, sortings	1400	x12974
1914E1	Game with Marbles (Easy Version) brute force, games, greedy, sortings	1400	x12729
1906G	Grid Game 2 games, number theory	2900	x221
1899A	Game with Integers games, math, number theory	800	x51045
1895E	Infinite Card Game binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers	2300	x1614
1874A	Jellyfish and Game brute force, games, greedy, implementation	1200	x17556
1873H	Mad City dfs and similar, dsu, games, graphs, shortest paths, trees	1700	x7811
1867C	Salyg1n and the MEX Game constructive algorithms, data structures, games, greedy, interactive	1300	x11550
1866I	Imagination Castle dp, games, two pointers	2300	x789
1864E	Guess Game bitmasks, data structures, games, math, probabilities, sortings, strings, trees	2100	x2729
1860C	Game on Permutation data structures, dp, games, greedy	1400	x13806
1858A	Buttons games, greedy, math	800	x41584
1848A	Vika and Her Friends games, math	900	x17123
1844A	Subtraction Game constructive algorithms, games	800	x24837
1842A	Tenzing and Tsondu games, math	800	x20004
1841A	Game with Board constructive algorithms, games	800	x24977
1834C	Game with Reversing games, greedy, math, strings	1200	x13704
1823E	Removing Graph brute force, dp, games, graphs, math	2500	x1288
1817D	Toy Machine constructive algorithms, games, implementation	2700	x882
1796E	Colored Subgraphs dfs and similar, dp, games, greedy, trees	2500	x786
1784E	Infinite Game brute force, combinatorics, dp, games, probabilities	3100	x350
1776I	Spinach Pizza games, geometry, greedy, interactive	2500	x710
1776C	Library game games, greedy, interactive, sortings	2500	x831
1773I	Interactive Factorial Guessing brute force, games, implementation, interactive	2500	x501
1772E	Permutation Game games	1700	x6950
1770D	Koxia and Game constructive algorithms, data structures, dfs and similar, dsu, flows, games, graph matchings, graphs, implementation	2000	x3961
1749C	Number Game binary search, data structures, games, greedy, implementation	1400	x14383
1747C	Swap Game games	1200	x21678
1740C	Bricks and Bags constructive algorithms, games, greedy, sortings	1400	x11313
1739C	Card Game combinatorics, constructive algorithms, dp, games	1500	x9290
1738C	Even Number Addicts dp, games, greedy, math	1500	x11550
1737C	Ela and Crickets constructive algorithms, games, implementation, math	1500	x5894
1728D	Letter Picking constructive algorithms, dp, games, two pointers	1800	x7447
1719A	Chip Game games, math	800	x25755
1710E	Two Arrays binary search, games, graph matchings	2400	x522
1704F	Colouring Game constructive algorithms, dp, games	2600	x1077
1695B	Circle Game games, greedy	1000	x18767
1695A	Subrectangle Guess games	800	x16442
1684A	Digit Minimization constructive algorithms, games, math, strings	800	x24105
1681A	Game with Cards games, greedy	800	x21113
1673A	Subtle Substring Subtraction games, greedy, strings	800	x18573
1672A	Log Chopping games, implementation, math	800	x16260
1665D	GCD Guess bitmasks, chinese remainder theorem, constructive algorithms, games, interactive, math, number theory	2000	x4087
1659F	Tree and Permutation Game dfs and similar, games, graphs, trees	3000	x200
1658E	Gojou and Matrix Game data structures, dp, games, hashing, implementation, math, number theory, sortings	2500	x1083
1628D2	Game on Sum (Hard Version) combinatorics, dp, games, math	2400	x2202
1628D1	Game on Sum (Easy Version) combinatorics, dp, games, math	2100	x3262
1627B	Not Sitting games, greedy, sortings	1300	x16814

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