Problemset - Codeforces

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constructive algorithms

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Problems

#	Name
1368C	Even Picture constructive algorithms	1500	x13000
1646C	Factorials and Powers of Two bitmasks, brute force, constructive algorithms, dp, math	1500	x13189
268C	Beautiful Sets of Points constructive algorithms, implementation	1500	x13257
1487C	Minimum Ties brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation, math	1500	x13700
1630A	And Matching bitmasks, constructive algorithms	1500	x14074
1419D2	Sage's Birthday (hard version) binary search, brute force, constructive algorithms, greedy, sortings, two pointers	1500	x14751
1426D	Non-zero Segments constructive algorithms, data structures, greedy, sortings	1500	x15477
1352F	Binary String Reconstruction constructive algorithms, dfs and similar, math	1500	x16261
1400C	Binary String Reconstruction 2-sat, brute force, constructive algorithms, greedy	1500	x16751
1372C	Omkar and Baseball constructive algorithms, math	1500	x17374
1399D	Binary String To Subsequences constructive algorithms, data structures, greedy, implementation	1500	x17681
1368B	Codeforces Subsequences brute force, constructive algorithms, greedy, math, strings	1500	x19042
1542B	Plus and Multiply constructive algorithms, math, number theory	1500	x22083
649B	Этажи constructive algorithms	1400	x522
637C	Promocodes with Mistakes *special problem, brute force, constructive algorithms, implementation	1400	x2409
335A	Banana binary search, constructive algorithms, greedy	1400	x2515
286A	Lucky Permutation constructive algorithms, math	1400	x3104
632B	Alice, Bob, Two Teams brute force, constructive algorithms	1400	x3903
8B	Obsession with Robots constructive algorithms, graphs, implementation	1400	x4077
865A	Save the problem! constructive algorithms	1400	x4141
748C	Santa Claus and Robot constructive algorithms, math	1400	x4540
417C	Football constructive algorithms, graphs, implementation	1400	x4608
803A	Maximal Binary Matrix constructive algorithms	1400	x4743
689A	Mike and Cellphone brute force, constructive algorithms, implementation	1400	x5187
313C	Ilya and Matrix constructive algorithms, greedy, implementation, sortings	1400	x5522
808C	Tea Party constructive algorithms, greedy, sortings	1400	x5960
369B	Valera and Contest constructive algorithms, implementation, math	1400	x6293
727C	Guess the Array constructive algorithms, interactive, math	1400	x6916
911C	Three Garlands brute force, constructive algorithms	1400	x6960
675B	Restoring Painting brute force, constructive algorithms, math	1400	x7290
1004C	Sonya and Robots constructive algorithms, implementation	1400	x7430
479B	Towers brute force, constructive algorithms, greedy, implementation, sortings	1400	x7549
359B	Permutation constructive algorithms, dp, math	1400	x7722
544B	Sea and Islands constructive algorithms, implementation	1400	x7820
1088C	Ehab and a 2-operation task constructive algorithms, greedy, math	1400	x7938
357B	Flag Day constructive algorithms, implementation	1400	x8042
711B	Chris and Magic Square constructive algorithms, implementation	1400	x8350
1896C	Matching Arrays binary search, constructive algorithms, greedy, sortings	1400	x8602
1863D	Two-Colored Dominoes constructive algorithms, greedy	1400	x8937
1761C	Set Construction constructive algorithms, dfs and similar, graphs, greedy	1400	x9173
525B	Pasha and String constructive algorithms, greedy, math, strings	1400	x9187
1750C	Complementary XOR constructive algorithms, implementation	1400	x9260
1266C	Diverse Matrix constructive algorithms, greedy, math, number theory	1400	x9355
1103A	Grid game constructive algorithms, implementation	1400	x9589
1408B	Arrays Sum constructive algorithms, greedy, math	1400	x9758
1909C	Heavy Intervals constructive algorithms, data structures, dsu, greedy, math, sortings	1400	x9956
1144D	Equalize Them All constructive algorithms, greedy	1400	x10052
1903C	Theofanis' Nightmare constructive algorithms, greedy	1400	x10386
1740C	Bricks and Bags constructive algorithms, games, greedy, sortings	1400	x10579
1901C	Add, Divide and Floor constructive algorithms, greedy, math	1400	x10688
1316B	String Modification brute force, constructive algorithms, implementation, sortings, strings	1400	x10991
1696C	Fishingprince Plays With Array constructive algorithms, greedy, implementation, math	1400	x11312
1844D	Row Major constructive algorithms, greedy, math, number theory, strings	1400	x11621
1907D	Jumping Through Segments binary search, constructive algorithms	1400	x11975
1684C	Column Swapping brute force, constructive algorithms, greedy, implementation, sortings	1400	x12025
1800E1	Unforgivable Curse (easy version) brute force, constructive algorithms, dsu, graphs, greedy, strings	1400	x12157
679A	Bear and Prime 100 constructive algorithms, interactive, math	1400	x12349
1927E	Klever Permutation constructive algorithms, math, two pointers	1400	x12406
1421C	Palindromifier constructive algorithms, strings	1400	x12486
1833D	Flipper brute force, constructive algorithms, greedy	1400	x12689
1771B	Hossam and Friends binary search, constructive algorithms, dp, two pointers	1400	x12848
1733D1	Zero-One (Easy Version) constructive algorithms, greedy, math	1400	x12909
1517C	Fillomino 2 constructive algorithms, dfs and similar, greedy, implementation	1400	x13066
1453B	Suffix Operations constructive algorithms, implementation	1400	x13131
1923C	Find B constructive algorithms, greedy	1400	x13140
1929C	Sasha and the Casino binary search, brute force, constructive algorithms, games, greedy, math	1400	x13225
1559D1	Mocha and Diana (Easy Version) brute force, constructive algorithms, dsu, graphs, greedy, trees	1400	x13234
1837D	Bracket Coloring constructive algorithms, greedy	1400	x13341
1854A1	Dual (Easy Version) constructive algorithms, math	1400	x13368
1838C	No Prime Differences constructive algorithms, math, number theory	1400	x13434
1270C	Make Good bitmasks, constructive algorithms, math	1400	x13593
1540A	Great Graphs constructive algorithms, graphs, greedy, shortest paths, sortings	1400	x13681
1513B	AND Sequences bitmasks, combinatorics, constructive algorithms, math	1400	x13751
1697C	awoo's Favorite Problem binary search, constructive algorithms, data structures, greedy, implementation, strings, two pointers	1400	x13942
1627C	Not Assigning constructive algorithms, dfs and similar, number theory, trees	1400	x14046
1682C	LIS or Reverse LIS? constructive algorithms, greedy, implementation, math	1400	x14122
1790E	Vlad and a Pair of Numbers bitmasks, constructive algorithms	1400	x14177
1108D	Diverse Garland constructive algorithms, dp, greedy	1400	x14701
1772D	Absolute Sorting constructive algorithms, math	1400	x14937
1551B2	Wonderful Coloring - 2 binary search, constructive algorithms, data structures, greedy	1400	x15049
1691C	Sum of Substrings brute force, constructive algorithms, greedy, math, strings	1400	x15101
1628A	Meximum Array binary search, constructive algorithms, greedy, implementation, math, two pointers	1400	x15206
1579D	Productive Meeting constructive algorithms, graphs, greedy	1400	x15408
1393B	Applejack and Storages constructive algorithms, data structures, greedy, implementation	1400	x16262
1515C	Phoenix and Towers constructive algorithms, data structures, greedy	1400	x16519
1332B	Composite Coloring brute force, constructive algorithms, greedy, math, number theory	1400	x17083
1355D	Game With Array constructive algorithms, math	1400	x17421
538B	Quasi Binary constructive algorithms, dp, greedy, implementation	1400	x17600
1463B	Find The Array bitmasks, constructive algorithms, greedy	1400	x18763
401C	Team constructive algorithms, greedy, implementation	1400	x19272
1375C	Element Extermination constructive algorithms, data structures, greedy	1400	x20442
1506D	Epic Transformation constructive algorithms, data structures, greedy	1400	x20734
1365C	Rotation Matching constructive algorithms, data structures, greedy, implementation	1400	x22381
1348B	Phoenix and Beauty constructive algorithms, data structures, greedy, sortings	1400	x24547
85A	Domino constructive algorithms, implementation	1300	x1757
238A	Not Wool Sequences constructive algorithms, math	1300	x2008
730H	Delete Them constructive algorithms, implementation	1300	x2919
634A	Island Puzzle constructive algorithms, implementation	1300	x3088
40A	Find Color constructive algorithms, geometry, implementation, math	1300	x3853
311A	The Closest Pair constructive algorithms, implementation	1300	x3994