Problemset - Codeforces

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Pinely Round 4 (Div. 1 + Div. 2)
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Problems

#	Name
249E	Endless Matrix math	2600	x302
249D	Donkey and Stars data structures, dp, geometry, math, sortings	2700	x450
248E	Piglet's Birthday dp, math, probabilities	2600	x572
246E	Blood Cousins Return binary search, data structures, dfs and similar, dp, sortings	2400	x3088
243E	Matrix data structures	3000	x188
243D	Cubes data structures, dp, geometry, two pointers	2700	x211
241E	Flights graphs, shortest paths	2600	x1019
241D	Numbers	2900	x365
241B	Friends binary search, bitmasks, data structures, math	2700	x775
240F	TorCoder data structures	2600	x1882
240E	Road Repairs dfs and similar, graphs, greedy	2800	x355
238E	Meeting Her dp, graphs, shortest paths	2600	x349
238D	Tape Programming data structures, implementation	2900	x247
235E	Number Challenge combinatorics, dp, implementation, math, number theory	2600	x769
235D	Graph Game graphs	3000	x499
235C	Cyclical Quest data structures, string suffix structures, strings	2700	x2056
232E	Quick Tortoise bitmasks, divide and conquer, dp	3000	x684
232D	Fence binary search, data structures, string suffix structures	2900	x445
232C	Doe Graphs constructive algorithms, divide and conquer, dp, graphs, shortest paths	2600	x285
229E	Gifts combinatorics, dp, math, probabilities	2600	x456
226E	Noble Knight's Path data structures, trees	2900	x454
226C	Anniversary data structures, implementation, math, matrices, number theory	2400	x854
223E	Planar Graph flows, geometry, graphs	3000	x191
223D	Spider geometry, graphs	3000	x70
220E	Little Elephant and Inversions data structures, two pointers	2400	x1352
220D	Little Elephant and Triangle geometry, math	2500	x280
217E	Alien DNA data structures, dsu, trees	2800	x318
217D	Bitonix' Patrol bitmasks, brute force, combinatorics, dfs and similar, math	2900	x246
217C	Formurosa divide and conquer, dp, expression parsing	2600	x328
213E	Two Permutations data structures, hashing, strings	2700	x781
212D	Cutting a Fence binary search, data structures, dsu	2500	x464
212A	Privatization flows, graphs	3000	x199
209C	Trails and Glades constructive algorithms, dsu, graphs, greedy	2400	x722
207C3	Game with Two Trees data structures	2700	x127
204E	Little Elephant and Strings data structures, implementation, string suffix structures, two pointers	2800	x1131
204D	Little Elephant and Retro Strings dp	2400	x498
201E	Thoroughly Bureaucratic Organization binary search, combinatorics	2600	x408
201D	Brand New Problem bitmasks, brute force, dp	2600	x404
200E	Tractor College implementation, math, number theory, ternary search	2400	x340
200A	Cinema brute force, data structures	2400	x675
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
196E	Opening Portals dsu, graphs, shortest paths	2600	x849
196D	The Next Good String data structures, greedy, hashing, strings	2800	x526
193E	Fibonacci Number brute force, math, matrices	2900	x327
193D	Two Segments data structures	2900	x389
193C	Hamming Distance constructive algorithms, greedy, math, matrices	2400	x508
191D	Metro Scheme graphs, greedy	2700	x349
187E	Heaven Tour data structures, greedy	2900	x97
187D	BRT Contract data structures	2800	x520
185E	Soap Time! - 2 binary search, data structures	3000	x104
185D	Visit of the Great math, number theory	2600	x392
185C	Clever Fat Rat dp	2500	x133
183E	Candy Shop greedy	2900	x134
183D	T-shirt dp, greedy, probabilities	2700	x400
178F3	Representative Sampling	2500	x412
177G2	Fibonacci Strings matrices, strings	2600	x178
177G1	Fibonacci Strings strings	2400	x170
176E	Archaeology data structures, dfs and similar, trees	3100	x1098
176D	Hyper String dp	2500	x305
175F	Gnomes of Might and Magic data structures, graphs, implementation, shortest paths	3000	x65
175E	Power Defence brute force, dp, geometry, greedy	2600	x261
175D	Plane of Tanks: Duel brute force, dp, math, probabilities	2400	x296
173E	Camping Groups data structures, sortings	2600	x540
173D	Deputies constructive algorithms, graphs, greedy, implementation	2500	x247
167E	Wizards and Bets dfs and similar, graphs, math, matrices	2900	x556
167D	Wizards and Roads data structures, divide and conquer, graph matchings, graphs, greedy	3000	x192
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x349
164E	Polycarpus and Tasks	3100	x67
164D	Minimum Diameter binary search, brute force	3100	x230
164C	Machine Programming flows, graphs	2400	x888
163E	e-Government data structures, dfs and similar, dp, strings, trees	2800	x1563
163D	Large Refrigerator brute force	2900	x488
161E	Polycarpus the Safecracker brute force, dp	2500	x464
161C	Abracadabra divide and conquer	2400	x643
160E	Buses and People binary search, data structures, sortings	2400	x581
156E	Mrs. Hudson's Pancakes brute force, dp	3000	x162
156D	Clues combinatorics, graphs	2500	x1516
154E	Martian Colony geometry	3000	x92
154D	Flatland Fencing games, math	2400	x423
152E	Garden bitmasks, dp, graphs, trees	2500	x468
152D	Frames brute force	2600	x240
150E	Freezing with Style binary search, data structures, divide and conquer, trees	3000	x823
150D	Mission Impassable dp, strings	2600	x593
147B	Smile House binary search, graphs, matrices	2500	x766
145E	Lucky Queries data structures	2400	x3003
145D	Lucky Pair combinatorics, data structures, implementation	2900	x242
142E	Help Greg the Dwarf 2 geometry	3000	x80
142D	Help Shrek and Donkey 2 games	2600	x341
140F	New Year Snowflake geometry, sortings	2600	x365
140E	New Year Garland combinatorics, dp	2600	x884
138E	Hellish Constraints brute force, dp, two pointers	2900	x171
138D	World of Darkraft dp, games	2500	x478
135E	Weak Subsequence combinatorics	3000	x269
135D	Cycle brute force, dfs and similar, implementation	2500	x295
132E	Bits of merry old England flows, graphs	2700	x531
128E	Birthday geometry, math	2900	x97
126E	Pills brute force, flows	2900	x83
125E	MST Company binary search, graphs	2400	x1041