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Problemset

11,320 problems

#	Name	Rating↕	Solved↕
317E	Princess and Her Shadow constructive algorithms shortest paths	3100	175
316A1	Special Task greedy	1100	2.9k
316A2	Special Task math	1400	2.3k
316B1	EKG brute force dfs and similar	1500	1.5k
316B2	EKG dfs and similar dp	1600	1.8k
316C1	Tidying Up flows	2200	615
316C2	Tidying Up flows graph matchings	2300	670
316D1	PE Lesson brute force dp	2300	630
316D2	PE Lesson dp	2300	551
316D3	PE Lesson dp math	2400	745
316E1	Summer Homework brute force data structures	1500	1.6k
316E2	Summer Homework data structures math	2300	439
316E3	Summer Homework data structures math	2300	591
316F1	Suns and Rays dfs and similar implementation	2200	203
316F2	Suns and Rays	2300	178
316F3	Suns and Rays constructive algorithms dfs and similar implementation	2200	198
316G1	Good Substrings hashing strings	1700	1.1k
316G2	Good Substrings string suffix structures	2200	521
316G3	Good Substrings string suffix structures	2400	546
315A	Sereja and Bottles brute force	1400	12.4k
315B	Sereja and Array implementation	1200	7.8k
314A	Sereja and Contest implementation	1600	2.2k
314B	Sereja and Periods binary search dfs and similar strings	2000	1.7k
314C	Sereja and Subsequences data structures dp	2000	2.1k
314D	Sereja and Straight Lines binary search data structures geometry sortings two pointers	2500	620
314E	Sereja and Squares dp	2900	432
313A	Ilya and Bank Account implementation number theory	900	66.3k
313B	Ilya and Queries dp implementation	1100	56.6k
313C	Ilya and Matrix constructive algorithms greedy implementation sortings	1400	6k
313D	Ilya and Roads dp	2100	1.7k
313E	Ilya and Two Numbers constructive algorithms data structures dsu greedy	2300	633
312A	Whose sentence is it? implementation strings	1100	5.4k
312B	Archer math probabilities	1300	13.7k
311A	The Closest Pair constructive algorithms implementation	1300	4.2k
311B	Cats Transport data structures dp	2400	4.4k
311C	Fetch the Treasure brute force data structures graphs shortest paths	2500	597
311D	Interval Cubing data structures math	2600	833
311E	Biologist flows	2300	1.7k
309A	Morning run binary search math two pointers	2000	558
309B	Context Advertising dp two pointers	2100	966
309C	Memory for Arrays binary search bitmasks greedy	1900	1.5k
309D	Tennis Rackets brute force geometry	2700	204
309E	Sheep binary search greedy	2900	301
306A	Candies implementation	800	8.3k
306B	Optimizer data structures greedy sortings	2100	534
306C	White, Black and White Again combinatorics number theory	2100	662
306D	Polygon constructive algorithms geometry	2300	339
305A	Strange Addition brute force constructive algorithms implementation	1600	5.3k
305B	Continued Fractions brute force implementation math	1700	2.3k
305C	Ivan and Powers of Two greedy implementation	1600	2.7k
305D	Olya and Graph combinatorics math	2200	582
305E	Playing with String games	2300	786
304A	Pythagorean Theorem II brute force math	1200	12.2k
304B	Calendar brute force implementation	1300	3.2k
303A	Lucky Permutation Triple constructive algorithms implementation math	1300	8.6k
303B	Rectangle Puzzle II implementation math	1700	1.4k
303C	Minimum Modular brute force graphs math number theory	2400	988
303D	Rotatable Number math number theory	2600	436
303E	Random Ranking dp math probabilities	3000	452
302A	Eugeny and Array implementation	800	9.8k
302B	Eugeny and Play List binary search implementation two pointers	1200	9.5k
301A	Yaroslav and Sequence constructive algorithms	1800	3.3k
301B	Yaroslav and Time binary search graphs shortest paths	2100	2.9k
301C	Yaroslav and Algorithm constructive algorithms	2500	511
301D	Yaroslav and Divisors data structures	2200	3.1k
301E	Yaroslav and Arrangements dp	2800	477
300A	Array brute force constructive algorithms implementation	1100	28k
300B	Coach brute force dfs and similar graphs	1500	7.3k
300C	Beautiful Numbers brute force combinatorics	1800	12.4k
300D	Painting Square dp fft	2300	874
300E	Empire Strikes Back binary search math number theory	2300	1.1k
299A	Ksusha and Array brute force number theory sortings	1000	9.6k
299B	Ksusha the Squirrel brute force implementation	900	6.6k
298A	Snow Footprints greedy implementation	1300	11.8k
298B	Sail brute force greedy implementation	1200	16k
297A	Parity Game constructive algorithms	1700	3.9k
297B	Fish Weight constructive algorithms greedy	1600	3.8k
297C	Splitting the Uniqueness constructive algorithms	2400	1k
297D	Color the Carpet constructive algorithms	2500	653
297E	Mystic Carvings data structures	3000	453
296A	Yaroslav and Permutations greedy math	1100	26.4k
296B	Yaroslav and Two Strings combinatorics dp	2000	2.8k
295A	Greg and Array data structures implementation	1400	27.4k
295B	Greg and Graph dp graphs shortest paths	1700	18.6k
295C	Greg and Friends combinatorics dp graphs shortest paths	2100	2k
295D	Greg and Caves combinatorics dp	2400	764
295E	Yaroslav and Points data structures	2500	868
294A	Shaass and Oskols implementation math	800	28.8k
294B	Shaass and Bookshelf dp greedy	1700	5.1k
294C	Shaass and Lights combinatorics number theory	1900	4.5k
294D	Shaass and Painter Robot brute force implementation number theory	2500	413
294E	Shaass the Great dp trees	2300	1.2k
293A	Weird Game games greedy	1500	3.2k
293B	Distinct Paths brute force combinatorics	2700	997
293C	Cube Problem brute force math number theory	2400	698
293D	Ksusha and Square geometry math probabilities two pointers	2700	287
293E	Close Vertices data structures divide and conquer trees	2700	2.1k
292A	SMSC implementation	1100	2.9k
292B	Network Topology graphs implementation	1200	10.8k
292C	Beautiful IP Addresses brute force	2000	1.3k

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