Problemset - Codeforces

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constructive algorithms

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Problems

#	Name
1349E	Slime and Hats constructive algorithms, dp, greedy	3500	x34
1446E	Long Recovery constructive algorithms, dfs and similar	3500	x38
1276E	Four Stones constructive algorithms	3500	x38
1270I	Xor on Figures constructive algorithms, fft, math	3500	x101
1053E	Euler tour constructive algorithms, trees	3500	x113
1292E	Rin and The Unknown Flower constructive algorithms, greedy, interactive, math	3500	x131
1264F	Beautiful Fibonacci Problem constructive algorithms, number theory	3500	x138
1267C	Cactus Revenge constructive algorithms	3500	x336
1280F	Intergalactic Sliding Puzzle combinatorics, constructive algorithms, math	3400	x35
1205F	Beauty of a Permutation constructive algorithms, math	3400	x60
1078E	Negative Time Summation constructive algorithms	3400	x63
1097E	Egor and an RPG game constructive algorithms, greedy	3400	x274
737F	Dirty plates constructive algorithms, math	3300	x45
1060H	Sophisticated Device constructive algorithms	3300	x101
1054G	New Road Network constructive algorithms, greedy, math	3300	x105
1148G	Gold Experience constructive algorithms, graphs, math, number theory, probabilities	3300	x135
1237H	Balanced Reversals constructive algorithms	3300	x139
1375H	Set Merging constructive algorithms, divide and conquer	3300	x166
923F	Public Service constructive algorithms, graphs, trees	3200	x40
1267H	Help BerLine constructive algorithms	3200	x45
1242E	Planar Perimeter constructive algorithms, graphs	3200	x63
1045E	Ancient civilizations constructive algorithms, geometry	3200	x65
933E	A Preponderant Reunion constructive algorithms, dp	3200	x108
543E	Listening to Music constructive algorithms, data structures	3200	x138
1396E	Distance Matching constructive algorithms, dfs and similar, trees	3200	x182
1025G	Company Acquisitions constructive algorithms, math	3200	x241
611H	New Year and Forgotten Tree constructive algorithms, flows, graphs	3200	x301
566E	Restoring Map bitmasks, constructive algorithms, trees	3200	x301
1336D	Yui and Mahjong Set constructive algorithms, interactive	3200	x333
720C	Homework constructive algorithms	3100	x53
331E2	Deja Vu constructive algorithms, dp	3100	x101
317E	Princess and Her Shadow constructive algorithms, shortest paths	3100	x101
1286F	Harry The Potter brute force, constructive algorithms, dp, fft, implementation, math	3100	x108
1168E	Xor Permutations constructive algorithms, math	3100	x114
830E	Perpetual Motion Machine constructive algorithms, dp, graphs, implementation, math, trees	3100	x128
715D	Create a Maze constructive algorithms	3100	x143
1225G	To Make 1 bitmasks, constructive algorithms, dp, greedy, number theory	3100	x183
1119G	Get Ready for the Battle constructive algorithms, implementation	3100	x189
1329D	Dreamoon Likes Strings constructive algorithms, data structures	3100	x195
804E	The same permutation constructive algorithms	3100	x224
538G	Berserk Robot constructive algorithms, math, sortings	3100	x257
1110G	Tree-Tac-Toe constructive algorithms, games, trees	3100	x298
1218G	Alpha planetary system constructive algorithms, graphs, shortest paths	3000	x21
1070M	Algoland and Berland constructive algorithms, divide and conquer, geometry	3000	x43
457E	Flow Optimality constructive algorithms, flows, math	3000	x43
1063E	Lasers and Mirrors constructive algorithms, math	3000	x168
788D	Finding lines constructive algorithms, divide and conquer, interactive	3000	x168
1442E	Black, White and Grey Tree binary search, constructive algorithms, dfs and similar, dp, greedy, trees	3000	x213
798E	Mike and code of a permutation constructive algorithms, data structures, graphs, sortings	3000	x234
341E	Candies Game constructive algorithms, greedy	3000	x251
1290D	Coffee Varieties (hard version) constructive algorithms, graphs, interactive	3000	x292
618F	Double Knapsack constructive algorithms, two pointers	3000	x571
1019C	Sergey's problem constructive algorithms, graphs	3000	x654
331E1	Deja Vu constructive algorithms, graphs, implementation	2900	x77
736E	Chess Championship constructive algorithms, flows, greedy, math	2900	x139
1452F	Divide Powers constructive algorithms, greedy	2900	x161
793E	Problem of offices constructive algorithms, dfs and similar, dp, trees	2900	x163
815E	Karen and Neighborhood binary search, constructive algorithms, implementation	2900	x167
1288F	Red-Blue Graph constructive algorithms, flows	2900	x209
1444D	Rectangular Polyline constructive algorithms, dp, geometry	2900	x243
512E	Fox And Polygon constructive algorithms, divide and conquer	2900	x267
1172D	Nauuo and Portals constructive algorithms	2900	x294
48H	Black and White constructive algorithms	2800	x94
472E	Design Tutorial: Learn from a Game constructive algorithms, implementation	2800	x100
74E	Shift It! constructive algorithms	2800	x101
1267D	DevOps Best Practices constructive algorithms	2800	x136
1379E	Inverse Genealogy constructive algorithms, divide and conquer, dp, math, trees	2800	x190
1012D	AB-Strings constructive algorithms, strings	2800	x192
850D	Tournament Construction constructive algorithms, dp, graphs, greedy, math	2800	x226
652F	Ants on a Circle constructive algorithms, math	2800	x228
819E	Mister B and Flight to the Moon constructive algorithms, graphs	2800	x250
1477D	Nezzar and Hidden Permutations constructive algorithms, dfs and similar, graphs	2800	x254
1214H	Tiles Placement constructive algorithms, dfs and similar, trees	2800	x255
1491G	Switch and Flip constructive algorithms, graphs, math	2800	x265
776F	Sherlock's bet to Moriarty constructive algorithms, data structures, divide and conquer, geometry, graphs, implementation, trees	2800	x282
1033E	Hidden Bipartite Graph binary search, constructive algorithms, dfs and similar, graphs, interactive	2800	x320
750F	New Year and Finding Roots constructive algorithms, implementation, interactive, trees	2800	x334
1383D	Rearrange brute force, constructive algorithms, graphs, greedy, sortings	2800	x368
1286C2	Madhouse (Hard version) brute force, constructive algorithms, hashing, interactive, math	2800	x382
30E	Tricky and Clever Password binary search, constructive algorithms, data structures, greedy, hashing, strings	2800	x437
1365G	Secure Password bitmasks, combinatorics, constructive algorithms, interactive, math	2800	x500
1404D	Game of Pairs constructive algorithms, dfs and similar, interactive, math, number theory	2800	x509
286E	Ladies' Shop constructive algorithms, fft, math	2800	x584
1375G	Tree Modification brute force, constructive algorithms, dfs and similar, graph matchings, graphs, trees	2800	x1043
690F2	Tree of Life (medium) constructive algorithms, hashing, trees	2700	x48
198D	Cube Snake constructive algorithms	2700	x68
1386A	Colors *special problem, binary search, constructive algorithms, interactive	2700	x146
472F	Design Tutorial: Change the Goal constructive algorithms, math, matrices	2700	x199
901D	Weighting a Tree constructive algorithms, dfs and similar, graphs	2700	x276
1264E	Beautiful League constructive algorithms, flows, graph matchings	2700	x292
1120B	Once in a casino constructive algorithms, greedy, implementation, math	2700	x292
333C	Lucky Tickets brute force, constructive algorithms	2700	x295
1461F	Mathematical Expression constructive algorithms, dp, greedy	2700	x315
1358F	Tasty Cookie binary search, constructive algorithms, greedy, implementation	2700	x334
778D	Parquet Re-laying constructive algorithms	2700	x345
1205D	Almost All constructive algorithms, trees	2700	x393
578E	Walking! constructive algorithms, greedy	2700	x400
1025E	Colored Cubes constructive algorithms, implementation, matrices	2700	x419
1491F	Magnets binary search, constructive algorithms, interactive	2700	x431
339E	Three Swaps constructive algorithms, dfs and similar, greedy	2700	x433

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