Problemset - Codeforces

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Educational Codeforces Round 166 (Rated for Div. 2)
30:55:16
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Problems

#	Name
366D	Dima and Trap Graph binary search, data structures, dfs and similar, dsu, shortest paths, two pointers	2000	x1271
363D	Renting Bikes binary search, greedy	1800	x3756
360B	Levko and Array binary search, dp	2000	x2710
359D	Pair of Numbers binary search, brute force, data structures, math, two pointers	2000	x4867
350D	Looking for Owls binary search, data structures, geometry, hashing, sortings	2400	x256
348A	Mafia binary search, math, sortings	1600	x12677
343C	Read Time binary search, greedy, two pointers	1900	x2909
340D	Bubble Sort Graph binary search, data structures, dp	1500	x7031
337C	Quiz binary search, greedy, math, matrices, number theory	1600	x4786
335A	Banana binary search, constructive algorithms, greedy	1400	x2519
333E	Summer Earnings binary search, bitmasks, brute force, geometry, sortings	2500	x1074
333D	Characteristics of Rectangles binary search, bitmasks, brute force, implementation, sortings	2100	x1855
325B	Stadium and Games binary search, math	1800	x1472
321A	Ciel and Robot binary search, implementation, math	1700	x3554
314D	Sereja and Straight Lines binary search, data structures, geometry, sortings, two pointers	2500	x517
314B	Sereja and Periods binary search, dfs and similar, strings	2000	x1455
309E	Sheep binary search, greedy	2900	x218
309C	Memory for Arrays binary search, bitmasks, greedy	1900	x1294
309A	Morning run binary search, math, two pointers	2000	x460
302B	Eugeny and Play List binary search, implementation, two pointers	1200	x7834
301B	Yaroslav and Time binary search, graphs, shortest paths	2100	x2218
300E	Empire Strikes Back binary search, math, number theory	2300	x1028
287B	Pipeline binary search, math	1700	x8962
279B	Books binary search, brute force, implementation, two pointers	1400	x48364
274A	k-Multiple Free Set binary search, greedy, sortings	1500	x9892
271B	Prime Matrix binary search, brute force, math, number theory	1300	x12477
260E	Dividing Kingdom binary search, brute force, data structures	2500	x421
258C	Little Elephant and LCM binary search, combinatorics, dp, math	2000	x1762
255D	Mr. Bender and Square binary search, implementation, math	1800	x1932
253E	Printer binary search, data structures, implementation, sortings	2200	x523
253B	Physics Practical binary search, dp, sortings, two pointers	1400	x10351
251A	Points on Line binary search, combinatorics, two pointers	1300	x16835
248D	Sweets for Everyone! binary search, greedy, implementation	2300	x485
248C	Robo-Footballer binary search, geometry	2000	x800
246E	Blood Cousins Return binary search, data structures, dfs and similar, dp, sortings	2400	x2996
245F	Log Stream Analysis binary search, brute force, implementation, strings	2000	x861
241B	Friends binary search, bitmasks, data structures, math	2700	x754
237C	Primes on Interval binary search, number theory, two pointers	1600	x5589
233B	Non-square Equation binary search, brute force, math	1400	x7336
232D	Fence binary search, data structures, string suffix structures	2900	x442
232A	Cycles binary search, constructive algorithms, graphs, greedy	1600	x2456
231C	To Add or Not to Add binary search, sortings, two pointers	1600	x8342
230B	T-primes binary search, implementation, math, number theory	1300	x70584
229B	Planets binary search, data structures, graphs, shortest paths	1700	x4486
225B	Well-known Numbers binary search, greedy, number theory	1600	x3107
222D	Olympiad binary search, greedy, sortings, two pointers	1900	x2128
216D	Spider's Web binary search, sortings, two pointers	1700	x1331
212D	Cutting a Fence binary search, data structures, dsu	2500	x453
208E	Blood Cousins binary search, data structures, dfs and similar, trees	2100	x6151
204B	Little Elephant and Cards binary search, data structures	1500	x5036
204A	Little Elephant and Interval binary search, combinatorics, dp	1500	x5548
202A	LLPS binary search, bitmasks, brute force, greedy, implementation, strings	800	x15947
201E	Thoroughly Bureaucratic Organization binary search, combinatorics	2600	x397
200D	Programming Language binary search, brute force, expression parsing, implementation	1800	x879
198E	Gripping Story binary search, data structures, sortings	2400	x404
198C	Delivering Carcinogen binary search, geometry	2400	x370
195A	Let's Watch Football binary search, brute force, math	1000	x8502
192A	Funky Numbers binary search, brute force, implementation	1300	x10162
191E	Thwarting Demonstrations binary search, data structures, trees	2200	x807
185E	Soap Time! - 2 binary search, data structures	3000	x103
181B	Number of Triplets binary search, brute force	1300	x2900
180E	Cubes binary search, dp, two pointers	1800	x1725
177E2	Space Voyage binary search	1900	x401
177E1	Space Voyage binary search	1700	x578
166A	Rank List binary search, implementation, sortings	1100	x16868
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x11916
165B	Burning Midnight Oil binary search, implementation	1500	x16621
164D	Minimum Diameter binary search, brute force	3100	x229
163B	Lemmings binary search	2000	x1047
161A	Dress'em in Vests! binary search, brute force, greedy, two pointers	1300	x4692
160E	Buses and People binary search, data structures, sortings	2400	x577
159C	String Manipulation 1.0 *special problem, binary search, brute force, data structures, strings	1400	x2922
152B	Steps binary search, implementation	1300	x6362
150E	Freezing with Style binary search, data structures, divide and conquer, trees	3000	x792
147B	Smile House binary search, graphs, matrices	2500	x747
140C	New Year Snowmen binary search, data structures, greedy	1800	x4205
138C	Mushroom Gnomes - 2 binary search, data structures, probabilities, sortings	2200	x847
131F	Present to Mom binary search, two pointers	2000	x602
126B	Password binary search, dp, hashing, string suffix structures, strings	1700	x18009
126A	Hot Bath binary search, brute force, math	1900	x1408
125E	MST Company binary search, graphs	2400	x1014
121D	Lucky Segments binary search, implementation, two pointers	2500	x272
111B	Petya and Divisors binary search, data structures, number theory	1900	x3553
101B	Buses binary search, data structures, dp	1700	x2498
97C	Winning Strategy binary search, graphs, math, shortest paths	2400	x297
96B	Lucky Numbers (easy) binary search, bitmasks, brute force	1300	x14556
91B	Queue binary search, data structures	1500	x6558
85E	Guard Towers binary search, dsu, geometry, graphs, sortings	2600	x921
85D	Sum of Medians binary search, brute force, data structures, implementation	2300	x1918
85C	Petya and Tree binary search, dfs and similar, probabilities, sortings, trees	2200	x523
84C	Biathlon binary search, implementation	1700	x1591
83B	Doctor binary search, math, sortings	1800	x1618
78D	Archer's Shot binary search, geometry, math, two pointers	2300	x302
76F	Tourist binary search, data structures, dp	2300	x609
75C	Modified GCD binary search, number theory	1600	x12061
73B	Need For Brake binary search, greedy, sortings	2000	x490
70C	Lucky Tickets binary search, data structures, sortings, two pointers	2200	x562
68B	Energy exchange binary search	1600	x4155
67D	Optical Experiment binary search, data structures, dp	1900	x1345
65C	Harry Potter and the Golden Snitch binary search, geometry	2100	x773