Problemset - Codeforces

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Pinely Round 4 (Div. 1 + Div. 2)
18:20:07
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Problems

#	Name
173D	Deputies constructive algorithms, graphs, greedy, implementation	2500	x247
172E	BHTML+BCSS *special problem, dfs and similar, expression parsing	2200	x269
171E	MYSTERIOUS LANGUAGE *special problem	2000	x1436
171C	A Piece of Cake *special problem, implementation	2000	x1068
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
167C	Wizards and Numbers games, math	2300	x659
166D	Shoe Store dp, graph matchings, greedy, sortings, two pointers	2500	x349
166B	Polygons geometry, sortings	2100	x2376
165E	Compatible Numbers bitmasks, brute force, dfs and similar, dp	2200	x6540
165D	Beard Graph data structures, dsu, trees	2100	x1610
164E	Polycarpus and Tasks	3100	x67
164D	Minimum Diameter binary search, brute force	3100	x230
164C	Machine Programming flows, graphs	2400	x888
164B	Ancient Berland Hieroglyphs two pointers	2000	x451
163E	e-Government data structures, dfs and similar, dp, strings, trees	2800	x1563
163D	Large Refrigerator brute force	2900	x488
163C	Conveyor sortings, two pointers	2100	x538
163B	Lemmings binary search	2000	x1050
162I	Truncatable primes *special problem	2000	x77
162G	Non-decimal sum *special problem	2000	x62
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
160D	Edges in MST dfs and similar, dsu, graphs, sortings	2300	x2427
156E	Mrs. Hudson's Pancakes brute force, dp	3000	x162
156D	Clues combinatorics, graphs	2500	x1516
156C	Cipher combinatorics, dp	2000	x2350
154E	Martian Colony geometry	3000	x92
154D	Flatland Fencing games, math	2400	x423
154C	Double Profiles graphs, hashing, sortings	2300	x2732
153E	Euclidean Distance *special problem	2100	x78
153D	Date Change *special problem	2000	x82
153C	Caesar Cipher *special problem	2200	x374
152E	Garden bitmasks, dp, graphs, trees	2500	x467
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
150C	Smart Cheater data structures, math, probabilities	2200	x638
149E	Martian Strings string suffix structures, strings	2300	x2236
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
145C	Lucky Subsequence combinatorics, dp, math	2100	x1902
144E	Competition data structures, greedy	2200	x574
142E	Help Greg the Dwarf 2 geometry	3000	x80
142D	Help Shrek and Donkey 2 games	2600	x341
142C	Help Caretaker brute force, dp	2300	x908
141E	Clearing Up constructive algorithms, dp, dsu, graphs	2300	x918
141D	Take-off Ramps graphs, shortest paths	2300	x889
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
138C	Mushroom Gnomes - 2 binary search, data structures, probabilities, sortings	2200	x859
137E	Last Chance data structures, implementation, strings	2000	x1200
135E	Weak Subsequence combinatorics	3000	x269
135D	Cycle brute force, dfs and similar, implementation	2500	x295
134C	Swaps constructive algorithms, graphs, greedy	2200	x466
132E	Bits of merry old England flows, graphs	2700	x531
132D	Constants in the language of Shakespeare constructive algorithms, dp, greedy	2100	x608
132B	Piet implementation	2100	x659
131F	Present to Mom binary search, two pointers	2000	x636
130I	Array sorting *special problem, sortings	2300	x167
128E	Birthday geometry, math	2900	x97
128D	Numbers constructive algorithms, implementation	2000	x1102
128C	Games with Rectangle combinatorics, dp	2000	x2750
128B	String brute force, constructive algorithms, hashing, implementation, string suffix structures, strings	2100	x2492
126E	Pills brute force, flows	2900	x83
126D	Fibonacci Sums dp, math	2300	x814
126C	E-reader Display constructive algorithms, greedy	2000	x716
125E	MST Company binary search, graphs	2400	x1041
125D	Two progressions constructive algorithms, greedy	2200	x394
123E	Maze dfs and similar, dp, probabilities, trees	2500	x708
123D	String string suffix structures	2300	x1195
123C	Brackets combinatorics, dp, greedy	2300	x598
121E	Lucky Array data structures	2400	x1683
121D	Lucky Segments binary search, implementation, two pointers	2500	x273
120I	Luck is in Numbers greedy	2200	x303
119E	Alternative Reality geometry	2400	x94
119D	String Transformation hashing, strings	2500	x483
119C	Education Reform dp	2000	x879
118E	Bertown roads dfs and similar, graphs	2000	x6372
117E	Tree or not Tree data structures, divide and conquer, implementation, trees	2900	x319
117D	Not Quick Transformation divide and conquer, math	2500	x332
117C	Cycle dfs and similar, graphs	2000	x2582
115E	Linear Kingdom Races data structures, dp	2400	x1450
115D	Unambiguous Arithmetic Expression dp, expression parsing	2600	x379
115C	Plumber math	2200	x591
113E	Sleeping combinatorics, implementation, math	2700	x118
113D	Museum math, matrices, probabilities	2700	x659
113C	Double Happiness brute force, math, number theory	2200	x1217
113B	Petr# brute force, data structures, hashing, strings	2000	x2764
111E	Petya and Rectangle	2900	x65
111D	Petya and Coloring combinatorics, dp	2300	x728
111C	Petya and Spiders bitmasks, dp, dsu	2100	x1335
109E	Lucky Interval brute force, math	2700	x101
109D	Lucky Sorting constructive algorithms, sortings	2000	x659
107E	Darts geometry, probabilities	2700	x128
107D	Crime Management dp, graphs, matrices	2400	x403