Problemset - Codeforces

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Pinely Round 4 (Div. 1 + Div. 2)
15:57:41
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Problems

#	Name
293D	Ksusha and Square geometry, math, probabilities, two pointers	2700	x236
293C	Cube Problem brute force, math, number theory	2400	x564
293B	Distinct Paths brute force, combinatorics	2700	x841
292C	Beautiful IP Addresses brute force	2000	x1158
291E	Tree-String Problem *special problem, dfs and similar, hashing, strings	2000	x1288
290F	Greedy Petya *special problem, dfs and similar, graphs, greedy	2800	x130
290E	HQ *special problem, constructive algorithms	2500	x198
288E	Polo the Penguin and Lucky Numbers dp, implementation, math	2800	x289
288D	Polo the Penguin and Trees combinatorics, dfs and similar, trees	2400	x737
286E	Ladies' Shop constructive algorithms, fft, math	2800	x826
286D	Tourists data structures, sortings	2600	x374
286C	Main Sequence greedy, implementation	2100	x1479
286B	Shifting implementation	2200	x1110
285E	Positions in Permutations combinatorics, dp, math	2600	x964
283E	Cow Tennis Tournament combinatorics, data structures, math	2800	x728
283D	Cows and Cool Sequences dp, math, number theory	2400	x529
283C	Coin Troubles dp	2100	x1419
282E	Sausage Maximization bitmasks, data structures, trees	2200	x3514
282D	Yet Another Number Game dp, games	2100	x1396
280E	Sequence Transformation brute force, data structures, dp, implementation, math	3000	x203
280D	k-Maximum Subsequence Sum data structures, flows, graphs, implementation	2800	x1248
280C	Game on Tree implementation, math, probabilities, trees	2200	x3820
280A	Rectangle Puzzle geometry	2000	x1453
279D	The Minimum Number of Variables bitmasks, dp	2200	x719
277E	Binary Tree on Plane flows, trees	2400	x1256
277D	Google Code Jam dp, probabilities	2800	x333
277C	Game games, implementation	2400	x448
277B	Set of Points constructive algorithms, geometry	2300	x791
276E	Little Girl and Problem on Trees data structures, graphs, trees	2100	x1578
274E	Mirror Room data structures, implementation	3000	x306
274D	Lovely Matrix dfs and similar, graphs, greedy, sortings	2200	x1017
274C	The Last Hole! brute force, geometry	2600	x348
273E	Dima and Game dp, games	2600	x364
273D	Dima and Figure dp	2400	x391
272E	Dima and Horses combinatorics, constructive algorithms, graphs	2200	x1210
271E	Three Horses constructive algorithms, math, number theory	2200	x482
269E	String Theory geometry, math, strings	3100	x108
269D	Maximum Waterfall data structures, dp, graphs, sortings	2600	x446
269C	Flawed Flow constructive algorithms, flows, graphs, greedy	2100	x1631
268E	Playlist math, probabilities, sortings	2100	x982
268D	Wall Bars dp	2300	x504
267C	Berland Traffic math, matrices	2700	x160
267B	Dominoes dfs and similar, graphs	2000	x621
266E	More Queries to Array... data structures, math	2500	x773
266D	BerDonalds graphs, math, shortest paths	2400	x795
266C	Below the Diagonal constructive algorithms, greedy, math	2100	x1341
264E	Roadside Trees data structures, dp	3000	x427
264D	Colorful Stones dp, two pointers	2500	x412
264C	Choosing Balls dp	2000	x2809
263E	Rhombus brute force, data structures, dp	2500	x397
263C	Circle of Numbers brute force, dfs and similar, implementation	2000	x1066
261E	Maxim and Calculator brute force, dp, two pointers	2800	x408
261D	Maxim and Increasing Subsequence dp	2600	x557
261C	Maxim and Matrix constructive algorithms, dp, math	2000	x765
260E	Dividing Kingdom binary search, brute force, data structures	2500	x453
260D	Black and White Tree constructive algorithms, dsu, graphs, greedy, trees	2100	x1520
258E	Little Elephant and Tree data structures, dfs and similar, trees	2400	x1080
258D	Little Elephant and Broken Sorting dp, math, probabilities	2600	x1241
258C	Little Elephant and LCM binary search, combinatorics, dp, math	2000	x1771
257E	Greedy Elevator data structures, implementation	2200	x281
256E	Lucky Arrays data structures	2400	x659
256D	Liars and Serge dp	2700	x256
255E	Furlo and Rublo and Game games, implementation, math	2200	x837
254E	Dormitory dp, implementation	2100	x662
254D	Rats brute force, dfs and similar, graphs, implementation, shortest paths	2300	x529
253E	Printer binary search, data structures, implementation, sortings	2200	x526
253D	Table with Letters - 2 brute force, two pointers	2000	x827
251E	Tree and Table dfs and similar, dp, implementation, trees	3000	x169
251D	Two Sets bitmasks, math	2700	x471
251C	Number Transformation dp, greedy, number theory	2000	x1013
250E	Mad Joe brute force	2000	x462
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
248D	Sweets for Everyone! binary search, greedy, implementation	2300	x488
248C	Robo-Footballer binary search, geometry	2000	x808
246E	Blood Cousins Return binary search, data structures, dfs and similar, dp, sortings	2400	x3088
245G	Suggested Friends brute force, graphs	2200	x428
245F	Log Stream Analysis binary search, brute force, implementation, strings	2000	x872
243E	Matrix data structures	3000	x188
243D	Cubes data structures, dp, geometry, two pointers	2700	x211
243C	Colorado Potato Beetle dfs and similar, implementation	2200	x524
243B	Hydra graphs, sortings	2000	x1213
242E	XOR on Segment bitmasks, data structures	2000	x8804
242D	Dispute dfs and similar, graphs, greedy	2100	x1856
241F	Race brute force, implementation	2300	x261
241E	Flights graphs, shortest paths	2600	x1019
241D	Numbers	2900	x365
241C	Mirror Box geometry, implementation	2000	x509
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
238C	World Eater Brothers dfs and similar, dp, greedy, trees	2100	x1220
237E	Build String flows, graphs	2000	x1689
237D	T-decomposition dfs and similar, graphs, greedy, trees	2000	x550
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