Problemset - Codeforces

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Codeforces Round #744 (Div. 3)
6 days

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Problems

#	Name
1574F	Occurrences combinatorics, dfs and similar, dp, dsu, fft, graphs	2700	x168
1572E	Polygon binary search, dp, geometry	3000	x49
1572C	Paint dp, greedy	2700	x388
1572A	Book binary search, brute force, data structures, dp, graphs, implementation, sortings	1800	x3567
1569F	Palindromic Hamiltonian Path brute force, dfs and similar, dp, graphs, hashing	3000	x127
1567C	Carrying Conundrum bitmasks, combinatorics, dp, math	1600	x7911
1566H	Xor-quiz constructive algorithms, dp, interactive, math, number theory	3200	x33
1566F	Points Movement data structures, dp, greedy, implementation, sortings	2600	x605
1566E	Buds Re-hanging constructive algorithms, dfs and similar, dp, greedy, trees	2000	x2691
1566C	MAX-MEX Cut bitmasks, constructive algorithms, dp, greedy	1000	x11604
1566B	MIN-MEX Cut bitmasks, constructive algorithms, dp, greedy	800	x13552
1562E	Rescue Niwen! dp, greedy, string suffix structures, strings	2500	x825
1562D1	Two Hundred Twenty One (easy version) data structures, dp, math	1700	x4491
1561D1	Up the Strip (simplified version) brute force, data structures, dp, math, number theory	1700	x3602
1560F2	Nearest Beautiful Number (hard version) bitmasks, brute force, constructive algorithms, dfs and similar, dp, greedy	2100	x2792
1559E	Mocha and Stars combinatorics, dp, fft, math, number theory	2200	x1588
1559B	Mocha and Red and Blue dp, greedy	900	x15942
1558B	Up the Strip brute force, dp, math, number theory, two pointers	1900	x3058
1557D	Ezzat and Grid data structures, dp, greedy	2200	x1843
1557C	Moamen and XOR bitmasks, combinatorics, dp, math, matrices	1700	x5979
1556F	Sports Betting bitmasks, combinatorics, dp, graphs, math, probabilities	2500	x752
1556E	Equilibrium data structures, dp, greedy	2200	x1842
1555D	Say No to Palindromes brute force, constructive algorithms, dp, strings	1600	x7259
1555C	Coin Rows brute force, constructive algorithms, dp, implementation	1300	x12651
1554E	You dfs and similar, dp, math, number theory	2600	x740
1553I	Stairs combinatorics, divide and conquer, dp, fft, math	3400	x91
1553D	Backspace dp, greedy, strings, two pointers	1500	x8175
1553C	Penalty bitmasks, brute force, dp, greedy	1200	x11853
1553B	Reverse String brute force, dp, hashing, implementation, strings	1300	x9620
1552F	Telepanting binary search, data structures, dp, sortings	2200	x1851
1552D	Array Differentiation bitmasks, brute force, constructive algorithms, dfs and similar, dp, graphs, math	1800	x4648
1551F	Equidistant Vertices brute force, combinatorics, dfs and similar, dp, trees	2200	x1038
1551E	Fixed Points binary search, brute force, dp	2000	x2235
1550F	Jumping Around binary search, data structures, divide and conquer, dp, dsu, graphs, shortest paths	2700	x352
1550E	Stringforces binary search, bitmasks, brute force, dp, strings, two pointers	2500	x971
1549B	Gregor and the Pawn Game dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation	800	x17507
1548C	The Three Little Pigs combinatorics, dp, fft, math	2500	x1202
1547G	How Many Paths? dfs and similar, dp, graphs, trees	2100	x1821
1547E	Air Conditioners data structures, dp, implementation, shortest paths, sortings, two pointers	1500	x8601
1545F	AquaMoon and Potatoes brute force, data structures, dp	3500	x30
1545E2	AquaMoon and Time Stop (hard version) data structures, dp	3500	x27
1545E1	AquaMoon and Time Stop (easy version) data structures, dp	3500	x25
1542E2	Abnormal Permutation Pairs (hard version) combinatorics, dp, fft, math	2700	x469
1542E1	Abnormal Permutation Pairs (easy version) combinatorics, dp, fft, math	2400	x782
1542D	Priority Queue combinatorics, dp, implementation, math, ternary search	2200	x1936
1540C2	Converging Array (Hard Version) dp, math	2900	x249
1540C1	Converging Array (Easy Version) dp, math	2700	x391
1540B	Tree Array brute force, combinatorics, dp, graphs, math, probabilities, trees	2300	x1574
1539E	Game with Cards binary search, constructive algorithms, data structures, dp, greedy, implementation	2500	x619
1539B	Love Song dp, implementation, strings	800	x17450
1538F	Interesting Function binary search, dp, math, number theory	1500	x11486
1538A	Stone Game brute force, dp, greedy	800	x25069
1537E1	Erase and Extend (Easy Version) binary search, brute force, dp, greedy, hashing, implementation, string suffix structures, strings, two pointers	1600	x8064
1536C	Diluc and Kaeya data structures, dp, hashing, number theory	1500	x9305
1535E	Gold Transfer binary search, data structures, dp, greedy, interactive, trees	2200	x1914
1535D	Playoff Tournament data structures, dfs and similar, dp, implementation, trees	1800	x5418
1535C	Unstable String binary search, dp, greedy, implementation, strings, two pointers	1400	x10952
1534H	Lost Nodes constructive algorithms, dp, graphs, interactive, sortings, trees	3500	x77
1534G	A New Beginning data structures, dp, geometry, sortings	3300	x191
1534F2	Falling Sand (Hard Version) dfs and similar, dp, graphs, greedy	3000	x316
1534C	Little Alawn's Puzzle combinatorics, dp, dsu, graphs, math	1300	x8858
1533H	Submatrices *special problem, bitmasks, data structures, dp		x63
1531C	Симметричный амфитеатр *special problem, constructive algorithms, dp		x617
1530H	Turing's Award data structures, dp	3400	x54
1530F	Bingo bitmasks, combinatorics, dp, math, probabilities	2600	x435
1528E	Mashtali and Hagh Trees combinatorics, dp, trees	2900	x271
1528B	Kavi on Pairing Duty combinatorics, dp, math	1700	x6311
1528A	Parsa's Humongous Tree dfs and similar, divide and conquer, dp, greedy, trees	1600	x9070
1527E	Partition Game binary search, data structures, divide and conquer, dp	2500	x1081
1526C1	Potions (Easy Version) brute force, data structures, dp, greedy	1500	x12072
1526B	I Hate 1111 dp, math, number theory	1400	x15497
1525F	Goblins And Gnomes brute force, dp, flows, graph matchings	2800	x195
1525E	Assimilation IV combinatorics, dp, math, probabilities, two pointers	2100	x1287
1525D	Armchairs dp, flows, graph matchings, greedy	1800	x6354
1523H	Hopping Around the Array data structures, dp	3500	x86
1523F	Favorite Game bitmasks, dp	3300	x187
1523E	Crypto Lights combinatorics, dp, math, probabilities	2600	x962
1523D	Love-Hate bitmasks, brute force, dp, probabilities	2400	x1506
1521E	Nastia and a Beautiful Matrix binary search, constructive algorithms, dp, greedy	2700	x456
1521D	Nastia Plays with a Tree constructive algorithms, data structures, dfs and similar, dp, dsu, greedy, implementation, trees	2500	x1183
1519F	Chests and Keys bitmasks, brute force, dfs and similar, dp, flows	3200	x152
1519D	Maximum Sum of Products brute force, dp, implementation, math, two pointers	1600	x9381
1519B	The Cake Is a Lie dp, math	800	x21286
1517H	Fly Around the World dp, geometry	3500	x40
1517F	Reunion combinatorics, dp, trees	3200	x200
1517D	Explorer Space dp, graphs, shortest paths	1800	x5331
1516E	Baby Ehab Plays with Permutations combinatorics, dp, math	2500	x591
1516D	Cut binary search, data structures, dp, graphs, number theory, two pointers	2100	x2705
1516C	Baby Ehab Partitions Again bitmasks, constructive algorithms, dp, math	1700	x8010
1516B	AGAGA XOOORRR bitmasks, brute force, dp, greedy	1500	x11971
1515E	Phoenix and Computers combinatorics, dp, math	2200	x2188
1513C	Add One dp, matrices	1600	x8278
1512G	Short Task brute force, dp, math, number theory	1700	x5034
1512F	Education brute force, dp, greedy, implementation	1900	x4126
1511G	Chips on a Board bitmasks, brute force, data structures, dp, games, two pointers	2700	x392
1511F	Chainword brute force, data structures, dp, matrices, string suffix structures, strings	2700	x223
1511E	Colorings and Dominoes combinatorics, dp, greedy, math	2100	x1900
1510H	Hard Optimization dp	3200	x55
1510D	Digits dp, math, number theory	2100	x1280
1509C	The Sports Festival dp, greedy	1800	x7793

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