Problemset - Codeforces

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constructive algorithms

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Problems

#	Name
626B	Cards constructive algorithms, dp, math	1300	x6512
633B	A Trivial Problem brute force, constructive algorithms, math, number theory	1300	x6540
1936A	Bitwise Operation Wizard bitmasks, constructive algorithms, greedy, interactive, math	1700	x6556
1119C	Ramesses and Corner Inversion constructive algorithms, greedy, implementation, math	1500	x6561
1656D	K-good constructive algorithms, math, number theory	1900	x6606
771B	Bear and Different Names constructive algorithms, greedy	1500	x6629
625C	K-special Tables constructive algorithms, implementation	1300	x6642
1899F	Alex's whims constructive algorithms, graphs, greedy, shortest paths, trees	1600	x6660
1706D1	Chopping Carrots (Easy Version) binary search, brute force, constructive algorithms, greedy, number theory	1700	x6672
570D	Tree Requests binary search, bitmasks, constructive algorithms, dfs and similar, graphs, trees	2200	x6674
1854A2	Dual (Hard Version) constructive algorithms, math	1900	x6688
1552D	Array Differentiation bitmasks, brute force, constructive algorithms, dfs and similar, dp, graphs, math	1800	x6690
1768D	Lucky Permutation constructive algorithms, dfs and similar, graphs, greedy	1800	x6691
1833F	Ira and Flamenco combinatorics, constructive algorithms, data structures, implementation, math, sortings, two pointers	1700	x6698
1889B	Doremy's Connecting Plan constructive algorithms, greedy, math, sortings	1700	x6745
1479B1	Painting the Array I constructive algorithms, data structures, dp, greedy, implementation	1900	x6749
1043C	Smallest Word constructive algorithms, greedy, implementation	1500	x6781
321C	Ciel the Commander constructive algorithms, dfs and similar, divide and conquer, greedy, trees	2100	x6785
1385E	Directing Edges constructive algorithms, dfs and similar, graphs	2000	x6811
1167D	Bicolored RBS constructive algorithms, greedy	1500	x6832
1503B	3-Coloring constructive algorithms, games, interactive	1700	x6842
254A	Cards with Numbers constructive algorithms, sortings	1200	x6845
1551D1	Domino (easy version) constructive algorithms, math	1700	x6851
7A	Kalevitch and Chess brute force, constructive algorithms	1100	x6853
1158A	The Party and Sweets binary search, constructive algorithms, greedy, implementation, math, sortings, two pointers	1500	x6860
1758D	Range = √Sum binary search, brute force, constructive algorithms, math, two pointers	1800	x6869
1728D	Letter Picking constructive algorithms, dp, games, two pointers	1800	x6875
1491D	Zookeeper and The Infinite Zoo bitmasks, constructive algorithms, dp, greedy, math	1800	x6893
1945E	Binary Search binary search, constructive algorithms, greedy	1700	x6909
727C	Guess the Array constructive algorithms, interactive, math	1400	x6914
1618E	Singers' Tour constructive algorithms, math	1700	x6960
911C	Three Garlands brute force, constructive algorithms	1400	x6960
1059C	Sequence Transformation constructive algorithms, math	1600	x6975
989B	A Tide of Riverscape constructive algorithms, strings	1200	x6975
1660E	Matrix and Shifts brute force, constructive algorithms, greedy, implementation	1600	x6977
1968E	Cells Arrangement constructive algorithms	1600	x6996
931B	World Cup constructive algorithms, implementation	1200	x7021
1334D	Minimum Euler Cycle constructive algorithms, graphs, greedy, implementation	1800	x7022
1316C	Primitive Primes constructive algorithms, math, ternary search	1800	x7028
1811D	Umka and a Long Flight constructive algorithms, implementation, math	1600	x7037
1922E	Increasing Subsequences bitmasks, constructive algorithms, divide and conquer, greedy, math	1800	x7040
605A	Sorting Railway Cars constructive algorithms, greedy	1600	x7043
610B	Vika and Squares constructive algorithms, implementation	1300	x7048
1781C	Equal Frequencies brute force, constructive algorithms, greedy, implementation, sortings, strings	1600	x7051
557B	Pasha and Tea constructive algorithms, implementation, math, sortings	1500	x7079
1296E1	String Coloring (easy version) constructive algorithms, dp, graphs, greedy, sortings	1800	x7101
1594D	The Number of Imposters constructive algorithms, dfs and similar, dp, dsu, graphs	1700	x7105
1935C	Messenger in MAC binary search, brute force, constructive algorithms, data structures, dp, greedy, sortings	1800	x7115
1178D	Prime Graph constructive algorithms, greedy, math, number theory	1500	x7145
379B	New Year Present constructive algorithms, implementation	1200	x7178
1806C	Sequence Master brute force, constructive algorithms, math	1600	x7200
1209C	Paint the Digits constructive algorithms, greedy, implementation	1500	x7220
1426E	Rock, Paper, Scissors brute force, constructive algorithms, flows, greedy, math	1800	x7223
1244D	Paint the Tree brute force, constructive algorithms, dp, graphs, implementation, trees	1800	x7225
1797C	Li Hua and Chess constructive algorithms, greedy, interactive	1600	x7231
631B	Print Check constructive algorithms, implementation	1200	x7248
1671D	Insert a Progression brute force, constructive algorithms, greedy	1600	x7273
681C	Heap Operations constructive algorithms, data structures, greedy	1600	x7286
675B	Restoring Painting brute force, constructive algorithms, math	1400	x7290
735C	Tennis Championship combinatorics, constructive algorithms, greedy, math	1600	x7338
1360G	A/B Matrix constructive algorithms, greedy, math	1900	x7380
1774D	Same Count One brute force, constructive algorithms, greedy, implementation, two pointers	1600	x7430
1004C	Sonya and Robots constructive algorithms, implementation	1400	x7430
1543D1	RPD and Rap Sheet (Easy Version) bitmasks, constructive algorithms, interactive, math	1700	x7438
1779D	Boris and His Amazing Haircut constructive algorithms, data structures, dp, dsu, greedy, sortings	1700	x7502
1365E	Maximum Subsequence Value brute force, constructive algorithms	1900	x7502
582A	GCD Table constructive algorithms, greedy, number theory	1700	x7546
479B	Towers brute force, constructive algorithms, greedy, implementation, sortings	1400	x7547
1527B2	Palindrome Game (hard version) constructive algorithms, games	1900	x7551
496C	Removing Columns brute force, constructive algorithms, implementation	1500	x7560
962B	Students in Railway Carriage constructive algorithms, greedy, implementation	1300	x7587
739A	Alyona and mex constructive algorithms, greedy	1700	x7605
1592C	Bakry and Partitioning bitmasks, constructive algorithms, dfs and similar, dp, graphs, trees	1700	x7613
1136C	Nastya Is Transposing Matrices constructive algorithms, sortings	1500	x7622
1740D	Knowledge Cards constructive algorithms, data structures	1500	x7696
303A	Lucky Permutation Triple constructive algorithms, implementation, math	1300	x7699
686B	Little Robber Girl's Zoo constructive algorithms, implementation, sortings	1100	x7716
1349B	Orac and Medians constructive algorithms, greedy, math	2000	x7717
359B	Permutation constructive algorithms, dp, math	1400	x7720
1849D	Array Painting constructive algorithms, greedy, two pointers	1700	x7769
1620E	Replace the Numbers constructive algorithms, data structures, dsu, implementation	1900	x7773
544B	Sea and Islands constructive algorithms, implementation	1400	x7820
560B	Gerald is into Art constructive algorithms, implementation	1200	x7836
618B	Guess the Permutation constructive algorithms	1100	x7839
731B	Coupons and Discounts constructive algorithms, greedy	1100	x7860
1332D	Walk on Matrix bitmasks, constructive algorithms, math	1700	x7868
361B	Levko and Permutation constructive algorithms, math, number theory	1200	x7881
468A	24 Game constructive algorithms, greedy, math	1500	x7882
1916D	Mathematical Problem brute force, constructive algorithms, geometry, math	1700	x7894
1688C	Manipulating History constructive algorithms, greedy, strings	1700	x7897
1015D	Walking Between Houses constructive algorithms, greedy	1600	x7917
1088C	Ehab and a 2-operation task constructive algorithms, greedy, math	1400	x7936
1702F	Equate Multisets constructive algorithms, data structures, greedy, math, number theory	1700	x7942
1367D	Task On The Board constructive algorithms, greedy, implementation, sortings	1800	x7971
357B	Flag Day constructive algorithms, implementation	1400	x8042
1893B	Neutral Tonality constructive algorithms, greedy, sortings, two pointers	1700	x8078
1338B	Edge Weight Assignment bitmasks, constructive algorithms, dfs and similar, greedy, math, trees	1800	x8087
1801A	The Very Beautiful Blanket bitmasks, constructive algorithms	1600	x8114
854B	Maxim Buys an Apartment constructive algorithms, math	1200	x8125
740B	Alyona and flowers constructive algorithms	1200	x8125