Problemset - Codeforces

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Codeforces Round #615 (Div. 3)
2 days
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constructive algorithms

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Problems

#	Name
1264F	Beautiful Fibonacci Problem constructive algorithms, number theory	3600	x48
1292E	Rin and The Unknown Flower constructive algorithms, greedy, interactive, math	3500	x22
1267H	Help BerLine constructive algorithms	3500	x36
1078E	Negative Time Summation constructive algorithms	3500	x45
1053E	Euler tour constructive algorithms, trees	3500	x86
1276E	Four Stones constructive algorithms	3400	x17
1280F	Intergalactic Sliding Puzzle combinatorics, constructive algorithms, math	3400	x25
1205F	Beauty of a Permutation constructive algorithms, math	3400	x34
1270I	Xor on Figures constructive algorithms, fft, math	3400	x46
1267C	Cactus Revenge constructive algorithms	3400	x323
1218G	Alpha planetary system constructive algorithms, graphs, shortest paths	3300	x18
737F	Dirty plates constructive algorithms, math	3300	x36
457E	Flow Optimality constructive algorithms, flows, math	3200	x32
1286F	Harry The Potter brute force, constructive algorithms, dp, fft, implementation, math	3200	x38
1242E	Planar Perimeter constructive algorithms, graphs	3200	x45
1237H	Balanced Reversals constructive algorithms	3200	x72
317E	Princess and Her Shadow constructive algorithms, shortest paths	3200	x94
1267D	DevOps Best Practices constructive algorithms	3200	x113
543E	Listening to Music constructive algorithms, data structures	3200	x113
566E	Restoring Map bitmasks, constructive algorithms, trees	3200	x145
1070M	Algoland and Berland constructive algorithms, divide and conquer, geometry	3100	x38
720C	Homework constructive algorithms	3100	x41
1168E	Xor Permutations constructive algorithms, math	3100	x67
1148G	Gold Experience constructive algorithms, graphs, math, number theory, probabilities	3100	x81
933E	A Preponderant Reunion constructive algorithms, dp	3100	x84
830E	Perpetual Motion Machine constructive algorithms, dp, graphs, implementation, math, trees	3100	x87
1025G	Company Acquisitions constructive algorithms, math	3100	x128
538G	Berserk Robot constructive algorithms, math, sortings	3100	x161
804E	The same permutation constructive algorithms	3100	x189
1097E	Egor and an RPG game constructive algorithms, greedy	3100	x231
690F2	Tree of Life (medium) constructive algorithms, hashing, trees	3000	x44
331E1	Deja Vu constructive algorithms, graphs, implementation	3000	x46
331E2	Deja Vu constructive algorithms, dp	3000	x56
715D	Create a Maze constructive algorithms	3000	x121
1225G	To Make 1 bitmasks, constructive algorithms, dp, greedy, number theory	3000	x128
1063E	Lasers and Mirrors constructive algorithms, math	3000	x140
1119G	Get Ready for the Battle constructive algorithms, implementation	3000	x153
611H	New Year and Forgotten Tree constructive algorithms, flows, graphs	3000	x199
1110G	Tree-Tac-Toe constructive algorithms, games, trees	3000	x216
923F	Public Service constructive algorithms, graphs, trees	2900	x34
1060H	Sophisticated Device constructive algorithms	2900	x62
1288F	Red-Blue Graph constructive algorithms, flows	2900	x70
1054G	New Road Network constructive algorithms, greedy, math	2900	x70
815E	Karen and Neighborhood binary search, constructive algorithms, implementation	2900	x134
788D	Finding lines constructive algorithms, divide and conquer, interactive	2900	x144
341E	Candies Game constructive algorithms, greedy	2900	x211
843C	Upgrading Tree constructive algorithms, dfs and similar, graphs, math, trees	2900	x214
1286C2	Madhouse (Hard version) brute force, constructive algorithms, hashing, interactive, math	2900	x246
1031E	Triple Flips constructive algorithms	2900	x264
618F	Double Knapsack constructive algorithms, two pointers	2900	x414
1045E	Ancient civilizations constructive algorithms, geometry	2800	x40
1070L	Odd Federalization constructive algorithms	2800	x112
1090F	How to Learn You Score constructive algorithms	2800	x114
736E	Chess Championship constructive algorithms, flows, greedy, math	2800	x120
793E	Problem of offices constructive algorithms, dfs and similar, dp, trees	2800	x147
652F	Ants on a Circle constructive algorithms, math	2800	x160
819E	Mister B and Flight to the Moon constructive algorithms, graphs	2800	x186
512E	Fox And Polygon constructive algorithms, divide and conquer	2800	x192
883B	Berland Army constructive algorithms, graphs, greedy	2800	x200
1172D	Nauuo and Portals constructive algorithms	2800	x246
333C	Lucky Tickets brute force, constructive algorithms	2800	x264
1163E	Magical Permutation bitmasks, brute force, constructive algorithms, data structures, graphs, math	2800	x287
1205D	Almost All constructive algorithms, trees	2800	x322
1158D	Winding polygonal line constructive algorithms, geometry, greedy, math	2800	x342
1067C	Knights constructive algorithms	2800	x371
1103C	Johnny Solving constructive algorithms, dfs and similar, graphs, math	2800	x407
1157G	Inverse of Rows and Columns brute force, constructive algorithms	2800	x457
1019C	Sergey's problem constructive algorithms, graphs	2800	x515
613C	Necklace constructive algorithms, math	2800	x691
468C	Hack it! binary search, constructive algorithms, math	2800	x714
453C	Little Pony and Summer Sun Celebration constructive algorithms, dfs and similar, graphs	2800	x1057
198D	Cube Snake constructive algorithms	2700	x48
74E	Shift It! constructive algorithms	2700	x80
472E	Design Tutorial: Learn from a Game constructive algorithms, implementation	2700	x96
290E	HQ *special problem, constructive algorithms	2700	x120
232C	Doe Graphs constructive algorithms, divide and conquer, dp, graphs, shortest paths	2700	x153
1012D	AB-Strings constructive algorithms, strings	2700	x159
798E	Mike and code of a permutation constructive algorithms, data structures, graphs, sortings	2700	x170
850D	Tournament Construction constructive algorithms, dp, graphs, greedy, math	2700	x179
822F	Madness constructive algorithms, dfs and similar, trees	2700	x179
1264E	Beautiful League constructive algorithms, flows, graph matchings	2700	x198
593C	Beautiful Function constructive algorithms, math	2700	x204
1214H	Tiles Placement constructive algorithms, dfs and similar, trees	2700	x211
901D	Weighting a Tree constructive algorithms, dfs and similar, graphs	2700	x215
776F	Sherlock's bet to Moriarty constructive algorithms, data structures, divide and conquer, geometry, graphs, implementation, trees	2700	x225
1120B	Once in a casino constructive algorithms, greedy, implementation, math	2700	x227
1250M	SmartGarden constructive algorithms, divide and conquer	2700	x242
1033E	Hidden Bipartite Graph binary search, constructive algorithms, dfs and similar, graphs, interactive	2700	x256
26E	Multithreading constructive algorithms	2700	x272
1228F	One Node is Gone constructive algorithms, implementation, trees	2700	x275
778D	Parquet Re-laying constructive algorithms	2700	x275
750F	New Year and Finding Roots constructive algorithms, implementation, interactive, trees	2700	x286
301C	Yaroslav and Algorithm constructive algorithms	2700	x335
317C	Balance constructive algorithms, dfs and similar, graphs, trees	2700	x336
925D	Aztec Catacombs constructive algorithms	2700	x351
30E	Tricky and Clever Password binary search, constructive algorithms, data structures, greedy, hashing, strings	2700	x353
1267I	Intriguing Selection brute force, constructive algorithms, implementation, interactive, sortings	2700	x361
432E	Square Tiling constructive algorithms, greedy	2700	x473
1270G	Subset with Zero Sum constructive algorithms, dfs and similar, graphs, math	2700	x599
297C	Splitting the Uniqueness constructive algorithms	2700	x690

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