Problemset - Codeforces

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Codeforces Round 946 (Div. 3)
3 days
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brute force

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Problems

#	Name
281B	Nearest Fraction brute force, implementation, two pointers	1700	x2934
280E	Sequence Transformation brute force, data structures, dp, implementation, math	3000	x196
279B	Books binary search, brute force, implementation, two pointers	1400	x48015
279A	Point on Spiral brute force, geometry, implementation	1400	x5507
278B	New Problem brute force, strings	1500	x3419
274C	The Last Hole! brute force, geometry	2600	x346
271B	Prime Matrix binary search, brute force, math, number theory	1300	x12427
271A	Beautiful Year brute force	800	x128197
268A	Games brute force	800	x81240
263E	Rhombus brute force, data structures, dp	2500	x394
263C	Circle of Numbers brute force, dfs and similar, implementation	2000	x1053
261E	Maxim and Calculator brute force, dp, two pointers	2800	x405
260E	Dividing Kingdom binary search, brute force, data structures	2500	x408
260B	Ancient Prophesy brute force, implementation, strings	1600	x3743
259B	Little Elephant and Magic Square brute force, implementation	1100	x13696
259A	Little Elephant and Chess brute force, strings	1000	x8941
258B	Little Elephant and Elections brute force, combinatorics, dp	1900	x1420
257C	View Angle brute force, geometry, math	1800	x4195
255C	Almost Arithmetical Progression brute force, dp	1500	x4624
254D	Rats brute force, dfs and similar, graphs, implementation, shortest paths	2300	x497
254B	Jury Size brute force, implementation	1500	x2134
253D	Table with Letters - 2 brute force, two pointers	2000	x807
252B	Unsorting Array brute force, sortings	1800	x1683
252A	Little Xor brute force, implementation	1100	x5170
250E	Mad Joe brute force	2000	x438
246D	Colorful Graph brute force, dfs and similar, graphs	1600	x9214
246C	Beauty Pageant brute force, constructive algorithms, greedy	1600	x2604
245G	Suggested Friends brute force, graphs	2200	x423
245F	Log Stream Analysis binary search, brute force, implementation, strings	2000	x859
244B	Undoubtedly Lucky Numbers bitmasks, brute force, dfs and similar	1600	x4382
242A	Heads or Tails brute force, implementation	1100	x6237
241F	Race brute force, implementation	2300	x260
239B	Easy Tape Programming brute force, implementation	1500	x1358
236A	Boy or Girl brute force, implementation, strings	800	x194241
233B	Non-square Equation binary search, brute force, math	1400	x7324
231D	Magic Box brute force, geometry	1600	x4037
231A	Team brute force, greedy	800	x300700
229A	Shifts brute force, two pointers	1500	x3440
228B	Two Tables brute force, implementation	1400	x3432
224A	Parallelepiped brute force, geometry, math	1100	x25429
222A	Shooshuns and Sequence brute force, implementation	1200	x10385
219C	Color Stripe brute force, dp, greedy	1600	x6551
218A	Mountain Scenery brute force, constructive algorithms, implementation	1100	x8929
217D	Bitonix' Patrol bitmasks, brute force, combinatorics, dfs and similar, math	2900	x245
217B	Blackboard Fibonacci brute force, math	2100	x855
217A	Ice Skating brute force, dfs and similar, dsu, graphs	1200	x20409
215C	Crosses brute force, implementation	2100	x480
215A	Bicycle Chain brute force, implementation	900	x13937
214B	Hometask brute force, constructive algorithms, greedy, math	1600	x4888
214A	System of Equations brute force	800	x33726
205B	Little Elephant and Sorting brute force, greedy	1400	x5941
205A	Little Elephant and Rozdil brute force, implementation	900	x21579
203B	Game on Paper brute force, implementation	1300	x2554
203A	Two Problems brute force, implementation	1200	x4113
202B	Brand New Easy Problem brute force	1700	x808
202A	LLPS binary search, bitmasks, brute force, greedy, implementation, strings	800	x15908
201D	Brand New Problem bitmasks, brute force, dp	2600	x389
200D	Programming Language binary search, brute force, expression parsing, implementation	1800	x875
200C	Football Championship brute force, implementation	1800	x1004
200A	Cinema brute force, data structures	2400	x660
199A	Hexadecimal's theorem brute force, constructive algorithms, implementation, number theory	900	x25175
195A	Let's Watch Football binary search, brute force, math	1000	x8493
193E	Fibonacci Number brute force, math, matrices	2900	x322
193B	Xor brute force	2000	x988
192B	Walking in the Rain brute force, implementation	1100	x6148
192A	Funky Numbers binary search, brute force, implementation	1300	x10144
189B	Counting Rhombi brute force, math	1300	x3876
189A	Cut Ribbon brute force, dp	1300	x62915
183B	Zoo brute force, geometry	1700	x677
182D	Common Divisors brute force, hashing, implementation, math, strings	1400	x7824
181B	Number of Triplets binary search, brute force	1300	x2896
181A	Series of Crimes brute force, geometry, implementation	800	x6718
177D1	Encrypting Messages brute force	1200	x2044
177C2	Party brute force, dfs and similar, dsu, graphs	1500	x2445
175E	Power Defence brute force, dp, geometry, greedy	2600	x260
175D	Plane of Tanks: Duel brute force, dp, math, probabilities	2400	x289
175A	Robot Bicorn Attack brute force, implementation	1400	x2334
173C	Spiral Maximum brute force, dp	1900	x958
172A	Phone Code *special problem, brute force, implementation	800	x5901
171F	ucyhf *special problem, brute force, implementation, number theory	1600	x1248
171D	Broken checker *special problem, brute force	1300	x2515
165E	Compatible Numbers bitmasks, brute force, dfs and similar, dp	2200	x6211
165C	Another Problem on Strings binary search, brute force, dp, math, strings, two pointers	1600	x11889
164D	Minimum Diameter binary search, brute force	3100	x229
163D	Large Refrigerator brute force	2900	x480
161E	Polycarpus the Safecracker brute force, dp	2500	x462
161A	Dress'em in Vests! binary search, brute force, greedy, two pointers	1300	x4683
159D	Palindrome pairs *special problem, brute force, dp, strings	1500	x4253
159C	String Manipulation 1.0 *special problem, binary search, brute force, data structures, strings	1400	x2921
158D	Ice Sculptures *special problem, brute force, number theory	1300	x6172
157A	Game Outcome brute force	800	x7419
156E	Mrs. Hudson's Pancakes brute force, dp	3000	x160
156A	Message brute force	1700	x2994
155A	I_love_\%username\% brute force	800	x70812
152D	Frames brute force	2600	x238
146B	Lucky Mask brute force, implementation	1300	x4236
143A	Help Vasilisa the Wise 2 brute force, math	1000	x13085
142C	Help Caretaker brute force, dp	2300	x900
142A	Help Farmer brute force, math	1600	x2576
140B	New Year Cards brute force, greedy, implementation	1800	x1478