Problemset - Codeforces

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Codeforces Round 997 (Div. 2)
2 days
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Problems

#	Name
264B	Good Sequences dp, number theory	1500	x10618
261A	Maxim and Discounts greedy, sortings	1400	x5271
260C	Balls and Boxes constructive algorithms, greedy, implementation	1700	x2998
260B	Ancient Prophesy brute force, implementation, strings	1600	x3842
260A	Adding Digits implementation, math	1400	x15098
257B	Playing Cubes games, greedy, implementation	1300	x7249
255C	Almost Arithmetical Progression brute force, dp	1500	x4758
254B	Jury Size brute force, implementation	1500	x2163
253C	Text Editor data structures, dfs and similar, graphs, greedy, shortest paths	1600	x2651
253B	Physics Practical binary search, dp, sortings, two pointers	1400	x10918
251A	Points on Line binary search, combinatorics, two pointers	1300	x18181
250C	Movie Critics greedy	1600	x2028
250B	Restoring IPv6 implementation, strings	1500	x2010
248B	Chilly Willy math, number theory	1400	x5400
246D	Colorful Graph brute force, dfs and similar, graphs	1600	x9551
246C	Beauty Pageant brute force, constructive algorithms, greedy	1600	x2652
246B	Increase and Decrease greedy, math	1300	x11448
245E	Mishap in Club greedy, implementation	1400	x3312
245D	Restoring Table constructive algorithms, greedy	1500	x2348
245C	Game with Coins greedy	1700	x1556
244B	Undoubtedly Lucky Numbers bitmasks, brute force, dfs and similar	1600	x4545
243A	The Brand New Function bitmasks	1600	x3984
241A	Old Peykan greedy	1300	x2260
239B	Easy Tape Programming brute force, implementation	1500	x1378
238A	Not Wool Sequences constructive algorithms, math	1300	x2056
237C	Primes on Interval binary search, number theory, two pointers	1600	x5916
237B	Young Table implementation, sortings	1500	x2246
236B	Easy Number Challenge implementation, number theory	1300	x14615
235A	LCM Challenge number theory	1600	x18184
234G	Practice constructive algorithms, divide and conquer, implementation	1600	x1495
234E	Champions' League implementation	1600	x1003
234D	Cinema implementation	1600	x1546
234C	Weather dp, implementation	1300	x5605
233B	Non-square Equation binary search, brute force, math	1400	x7600
232A	Cycles binary search, constructive algorithms, graphs, greedy	1600	x2595
231D	Magic Box brute force, geometry	1600	x4147
231C	To Add or Not to Add binary search, sortings, two pointers	1600	x8735
231B	Magic, Wizardry and Wonders constructive algorithms, greedy	1500	x3641
230B	T-primes binary search, implementation, math, number theory	1300	x78377
229B	Planets binary search, data structures, graphs, shortest paths	1700	x4791
229A	Shifts brute force, two pointers	1500	x3552
228B	Two Tables brute force, implementation	1400	x3482
227A	Where do I Turn? geometry	1300	x4246
226A	Flying Saucer Segments math	1400	x4028
225C	Barcode dp, matrices	1700	x9315
225B	Well-known Numbers binary search, greedy, number theory	1600	x3183
224B	Array bitmasks, implementation, two pointers	1500	x7397
223A	Bracket Sequence data structures, expression parsing, implementation	1700	x2553
222B	Cosmic Tables data structures, implementation	1300	x6169
221B	Little Elephant and Numbers implementation	1300	x4618
220A	Little Elephant and Problem implementation, sortings	1300	x12076
219D	Choosing Capital for Treeland dfs and similar, dp, graphs, trees	1700	x9808
219C	Color Stripe brute force, dp, greedy	1600	x6724
219B	Special Offer! Super Price 999 Bourles! implementation	1400	x5869
216D	Spider's Web binary search, sortings, two pointers	1700	x1362
216B	Forming Teams dfs and similar, implementation	1700	x6473
215B	Olympic Medal greedy, math	1300	x5643
214B	Hometask brute force, constructive algorithms, greedy, math	1600	x5027
213A	Game dfs and similar, greedy	1700	x1732
212E	IT Restaurants dfs and similar, dp, trees	1500	x1795
209A	Multicolored Marbles dp, math	1600	x2407
207D7	The Beaver's Problem - 3	1600	x102
207D5	The Beaver's Problem - 3	1600	x148
207B3	Military Trainings	1700	x181
207B1	Military Trainings	1600	x284
207A1	Beaver's Calculator 1.0 greedy	1600	x303
205B	Little Elephant and Sorting brute force, greedy	1400	x6065
204B	Little Elephant and Cards binary search, data structures	1500	x5328
204A	Little Elephant and Interval binary search, combinatorics, dp	1500	x5898
203D	Hit Ball geometry, implementation, math	1700	x1420
203C	Photographer greedy, sortings	1400	x5730
203B	Game on Paper brute force, implementation	1300	x2621
202B	Brand New Easy Problem brute force	1700	x822
201A	Clear Symmetry constructive algorithms, dp, math	1700	x3027
198B	Jumping on Walls shortest paths	1400	x4418
198A	About Bacteria implementation, math	1700	x3170
197B	Limit math	1400	x4667
197A	Plate Game constructive algorithms, games, math	1600	x6437
195B	After Training data structures, implementation, math	1300	x5230
193A	Cutting Figure constructive algorithms, graphs, trees	1700	x4071
192A	Funky Numbers binary search, brute force, implementation	1300	x10515
191B	Demonstration greedy	1700	x1016
191A	Dynasty Puzzles dp	1500	x4092
190C	STL dfs and similar	1500	x2905
189B	Counting Rhombi brute force, math	1300	x3973
189A	Cut Ribbon brute force, dp	1300	x69007
188G	Array Sorting *special problem, implementation	1600	x337
188F	Binary Notation *special problem, implementation	1400	x307
188E	HQ9+ *special problem, implementation	1400	x506
188C	LCM *special problem, implementation, math	1400	x459
188B	A + Reverse B *special problem, implementation	1300	x744
187A	Permutations greedy	1500	x2854
185A	Plant math	1300	x5993
183B	Zoo brute force, geometry	1700	x703
183A	Headquarters constructive algorithms, math	1700	x561
182D	Common Divisors brute force, hashing, implementation, math, strings	1400	x8189
181B	Number of Triplets binary search, brute force	1300	x3079
180C	Letter dp	1400	x7579
178D1	Magic Squares	1500	x653
178C1	Smart Beaver and Resolving Collisions	1600	x497