Problemset - Codeforces

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Educational Codeforces Round 167 (Rated for Div. 2)
06:15:03
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Problems

#	Name
218B	Airport implementation	1100	x15949
218A	Mountain Scenery brute force, constructive algorithms, implementation	1100	x9041
217E	Alien DNA data structures, dsu, trees	2800	x293
217D	Bitonix' Patrol bitmasks, brute force, combinatorics, dfs and similar, math	2900	x246
217C	Formurosa divide and conquer, dp, expression parsing	2600	x313
217B	Blackboard Fibonacci brute force, math	2100	x868
217A	Ice Skating brute force, dfs and similar, dsu, graphs	1200	x20628
216E	Martian Luck math, number theory	2000	x555
216D	Spider's Web binary search, sortings, two pointers	1700	x1334
216C	Hiring Staff greedy	1800	x1809
216B	Forming Teams dfs and similar, implementation	1700	x6172
216A	Tiling with Hexagons implementation, math	1200	x4942
215E	Periodical Numbers combinatorics, dp, number theory	2100	x542
215D	Hot Days greedy	1900	x1578
215C	Crosses brute force, implementation	2100	x533
215B	Olympic Medal greedy, math	1300	x5418
215A	Bicycle Chain brute force, implementation	900	x14108
214B	Hometask brute force, constructive algorithms, greedy, math	1600	x4913
214A	System of Equations brute force	800	x34160
213E	Two Permutations data structures, hashing, strings	2700	x775
213D	Stars constructive algorithms, geometry	2300	x335
213C	Relay Race dp	2000	x2763
213B	Numbers combinatorics, dp	1900	x1668
213A	Game dfs and similar, greedy	1700	x1693
212E	IT Restaurants dfs and similar, dp, trees	1500	x1686
212D	Cutting a Fence binary search, data structures, dsu	2500	x459
212C	Cowboys combinatorics, dp, math	2100	x377
212B	Polycarpus is Looking for Good Substrings bitmasks, hashing, implementation	2300	x329
212A	Privatization flows, graphs	3000	x194
209C	Trails and Glades constructive algorithms, dsu, graphs, greedy	2400	x705
209B	Pixels constructive algorithms, math	2100	x363
209A	Multicolored Marbles dp, math	1600	x2277
208E	Blood Cousins binary search, data structures, dfs and similar, trees	2100	x6231
208D	Prizes, Prizes, more Prizes implementation	1200	x7511
208C	Police Station dp, graphs, shortest paths	1900	x1794
208B	Solitaire dfs and similar, dp	1900	x1346
208A	Dubstep strings	900	x85178
207D9	The Beaver's Problem - 3	1800	x84
207D8	The Beaver's Problem - 3	2300	x89
207D7	The Beaver's Problem - 3	1600	x97
207D6	The Beaver's Problem - 3	2100	x80
207D5	The Beaver's Problem - 3	1600	x138
207D4	The Beaver's Problem - 3	2100	x149
207D3	The Beaver's Problem - 3	2000	x135
207D2	The Beaver's Problem - 3	2000	x104
207D10	The Beaver's Problem - 3	2100	x82
207D1	The Beaver's Problem - 3	1800	x117
207C3	Game with Two Trees data structures	2700	x119
207C2	Game with Two Trees	2200	x79
207C1	Game with Two Trees	2100	x103
207B3	Military Trainings	1700	x161
207B2	Military Trainings	1900	x178
207B1	Military Trainings	1600	x260
207A3	Beaver's Calculator 1.0 greedy	2000	x204
207A2	Beaver's Calculator 1.0 greedy	1800	x226
207A1	Beaver's Calculator 1.0 greedy	1600	x277
205B	Little Elephant and Sorting brute force, greedy	1400	x5964
205A	Little Elephant and Rozdil brute force, implementation	900	x21825
204E	Little Elephant and Strings data structures, implementation, string suffix structures, two pointers	2800	x1122
204D	Little Elephant and Retro Strings dp	2400	x432
204C	Little Elephant and Furik and Rubik math, probabilities	2000	x1085
204B	Little Elephant and Cards binary search, data structures	1500	x5069
204A	Little Elephant and Interval binary search, combinatorics, dp	1500	x5584
203E	Transportation greedy, sortings, two pointers	2300	x277
203D	Hit Ball geometry, implementation, math	1700	x1404
203C	Photographer greedy, sortings	1400	x5605
203B	Game on Paper brute force, implementation	1300	x2563
203A	Two Problems brute force, implementation	1200	x4121
202B	Brand New Easy Problem brute force	1700	x810
202A	LLPS binary search, bitmasks, brute force, greedy, implementation, strings	800	x16158
201E	Thoroughly Bureaucratic Organization binary search, combinatorics	2600	x404
201D	Brand New Problem bitmasks, brute force, dp	2600	x390
201C	Fragile Bridges dp	2000	x1295
201B	Guess That Car! math, ternary search	1800	x1255
201A	Clear Symmetry constructive algorithms, dp, math	1700	x2976
200E	Tractor College implementation, math, number theory, ternary search	2400	x335
200D	Programming Language binary search, brute force, expression parsing, implementation	1800	x881
200C	Football Championship brute force, implementation	1800	x1006
200B	Drinks implementation, math	800	x110177
200A	Cinema brute force, data structures	2400	x663
199B	Special Olympics geometry	1900	x785
199A	Hexadecimal's theorem brute force, constructive algorithms, implementation, number theory	900	x25565
198E	Gripping Story binary search, data structures, sortings	2400	x405
198D	Cube Snake constructive algorithms	2700	x105
198C	Delivering Carcinogen binary search, geometry	2400	x370
198B	Jumping on Walls shortest paths	1400	x4134
198A	About Bacteria implementation, math	1700	x3124
197B	Limit math	1400	x4567
197A	Plate Game constructive algorithms, games, math	1600	x6101
196E	Opening Portals dsu, graphs, shortest paths	2600	x840
196D	The Next Good String data structures, greedy, hashing, strings	2800	x523
196C	Paint Tree constructive algorithms, divide and conquer, geometry, sortings, trees	2200	x742
196B	Infinite Maze dfs and similar, graphs	2000	x2138
196A	Lexicographically Maximum Subsequence greedy, strings	1100	x5320
195E	Building Forest data structures, dsu, graphs	2000	x691
195D	Analyzing Polyline geometry, math, sortings	1900	x1011
195C	Try and Catch expression parsing, implementation	1800	x1124
195B	After Training data structures, implementation, math	1300	x5138
195A	Let's Watch Football binary search, brute force, math	1000	x8593
194B	Square math	1200	x3452