Problemset - Codeforces

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Codeforces Round 973 (Div. 2)
16:44:21
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Problems

#	Name
297B	Fish Weight constructive algorithms, greedy	1600	x3472
297A	Parity Game constructive algorithms	1700	x3616
295B	Greg and Graph dp, graphs, shortest paths	1700	x13876
295A	Greg and Array data structures, implementation	1400	x17580
294B	Shaass and Bookshelf dp, greedy	1700	x4522
293A	Weird Game games, greedy	1500	x2872
291D	Parallel Programming *special problem, greedy	1600	x1472
291C	Network Mask *special problem, bitmasks, brute force, implementation	1600	x1674
291B	Command Line Arguments *special problem, implementation, strings	1300	x3025
290D	Orange *special problem, implementation	1400	x1796
290C	WTF? *special problem, graph matchings, implementation, trees	1700	x1536
290B	QR code *special problem, implementation	1500	x2429
290A	Mysterious strings *special problem, implementation	1400	x2988
289B	Polo the Penguin and Matrix brute force, dp, implementation, sortings, ternary search	1400	x17217
288C	Polo the Penguin and XOR operation implementation, math	1700	x2284
288B	Polo the Penguin and Houses combinatorics	1500	x2904
288A	Polo the Penguin and Strings greedy	1300	x6481
287B	Pipeline binary search, math	1700	x9614
286A	Lucky Permutation constructive algorithms, math	1400	x3155
284A	Cows and Primitive Roots implementation, math, number theory	1400	x6554
283B	Cow Program dfs and similar, dp, graphs	1700	x3653
283A	Cows and Sequence constructive algorithms, data structures, implementation	1600	x6551
282C	XOR and OR constructive algorithms, implementation, math	1500	x9369
282B	Painting Eggs greedy, math	1500	x12908
281B	Nearest Fraction brute force, implementation, two pointers	1700	x3020
279C	Ladder dp, implementation, two pointers	1700	x8219
279B	Books binary search, brute force, implementation, two pointers	1400	x52030
279A	Point on Spiral brute force, geometry, implementation	1400	x5579
278B	New Problem brute force, strings	1500	x3447
277A	Learning Languages dfs and similar, dsu	1400	x18781
276D	Little Girl and Maximum XOR bitmasks, dp, greedy, implementation, math	1700	x13704
276C	Little Girl and Maximum Sum data structures, greedy, implementation, sortings	1500	x26093
276B	Little Girl and Game games, greedy	1300	x28380
275B	Convex Shape constructive algorithms, implementation	1700	x2819
274A	k-Multiple Free Set binary search, greedy, sortings	1500	x10017
272D	Dima and Two Sequences combinatorics, math, sortings	1600	x2613
272C	Dima and Staircase data structures, implementation	1500	x6771
272B	Dima and Sequence implementation, math	1400	x4010
271C	Secret constructive algorithms, implementation	1500	x2937
271B	Prime Matrix binary search, brute force, math, number theory	1300	x12942
270B	Multithreading data structures, greedy, implementation	1400	x4123
269B	Greenhouse Effect dp	1700	x6281
269A	Magical Boxes greedy, math	1600	x3517
268C	Beautiful Sets of Points constructive algorithms, implementation	1500	x13611
264B	Good Sequences dp, number theory	1500	x10124
261A	Maxim and Discounts greedy, sortings	1400	x5154
260C	Balls and Boxes constructive algorithms, greedy, implementation	1700	x2963
260B	Ancient Prophesy brute force, implementation, strings	1600	x3798
260A	Adding Digits implementation, math	1400	x14578
257B	Playing Cubes games, greedy, implementation	1300	x7036
255C	Almost Arithmetical Progression brute force, dp	1500	x4695
254B	Jury Size brute force, implementation	1500	x2144
253C	Text Editor data structures, dfs and similar, graphs, greedy, shortest paths	1600	x2592
253B	Physics Practical binary search, dp, sortings, two pointers	1400	x10649
251A	Points on Line binary search, combinatorics, two pointers	1300	x17415
250C	Movie Critics greedy	1600	x1923
250B	Restoring IPv6 implementation, strings	1500	x1973
248B	Chilly Willy math, number theory	1400	x5297
246D	Colorful Graph brute force, dfs and similar, graphs	1600	x9396
246C	Beauty Pageant brute force, constructive algorithms, greedy	1600	x2621
246B	Increase and Decrease greedy, math	1300	x11248
245E	Mishap in Club greedy, implementation	1400	x3269
245D	Restoring Table constructive algorithms, greedy	1500	x2291
245C	Game with Coins greedy	1700	x1541
244B	Undoubtedly Lucky Numbers bitmasks, brute force, dfs and similar	1600	x4461
243A	The Brand New Function bitmasks	1600	x3902
241A	Old Peykan greedy	1300	x2224
239B	Easy Tape Programming brute force, implementation	1500	x1367
238A	Not Wool Sequences constructive algorithms, math	1300	x2030
237C	Primes on Interval binary search, number theory, two pointers	1600	x5712
237B	Young Table implementation, sortings	1500	x2231
236B	Easy Number Challenge implementation, number theory	1300	x14106
235A	LCM Challenge number theory	1600	x17624
234G	Practice constructive algorithms, divide and conquer, implementation	1600	x1469
234E	Champions' League implementation	1600	x997
234D	Cinema implementation	1600	x1527
234C	Weather dp, implementation	1300	x5450
233B	Non-square Equation binary search, brute force, math	1400	x7444
232A	Cycles binary search, constructive algorithms, graphs, greedy	1600	x2512
231D	Magic Box brute force, geometry	1600	x4073
231C	To Add or Not to Add binary search, sortings, two pointers	1600	x8589
231B	Magic, Wizardry and Wonders constructive algorithms, greedy	1500	x3598
230B	T-primes binary search, implementation, math, number theory	1300	x74332
229B	Planets binary search, data structures, graphs, shortest paths	1700	x4636
229A	Shifts brute force, two pointers	1500	x3496
228B	Two Tables brute force, implementation	1400	x3459
227A	Where do I Turn? geometry	1300	x4169
226A	Flying Saucer Segments math	1400	x3975
225C	Barcode dp, matrices	1700	x9066
225B	Well-known Numbers binary search, greedy, number theory	1600	x3145
224B	Array bitmasks, implementation, two pointers	1500	x7302
223A	Bracket Sequence data structures, expression parsing, implementation	1700	x2513
222B	Cosmic Tables data structures, implementation	1300	x6088
221B	Little Elephant and Numbers implementation	1300	x4555
220A	Little Elephant and Problem implementation, sortings	1300	x11961
219D	Choosing Capital for Treeland dfs and similar, dp, graphs, trees	1700	x9289
219C	Color Stripe brute force, dp, greedy	1600	x6642
219B	Special Offer! Super Price 999 Bourles! implementation	1400	x5798
216D	Spider's Web binary search, sortings, two pointers	1700	x1348
216B	Forming Teams dfs and similar, implementation	1700	x6322