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Problemset

11,320 problems

#	Name	Rating↕	Solved↕
367E	Sereja and Intervals combinatorics dp	2700	1.4k
366A	Dima and Guards implementation	1100	4.8k
366B	Dima and To-do List brute force implementation	1200	7.2k
366C	Dima and Salad dp	1900	6.1k
366D	Dima and Trap Graph binary search data structures dfs and similar dsu shortest paths two pointers	2000	1.8k
366E	Dima and Magic Guitar brute force implementation math	2200	874
365A	Good Number implementation	1100	23.4k
365B	The Fibonacci Segment implementation	1100	15.5k
364A	Matrix combinatorics data structures implementation	1600	5k
364B	Free Market dp greedy	2200	1.3k
364C	Beautiful Set brute force number theory	2300	656
364D	Ghd brute force math probabilities	2900	2.6k
364E	Empty Rectangles divide and conquer two pointers	3000	734
363A	Soroban implementation	800	11.5k
363B	Fence brute force dp	1100	70k
363C	Fixing Typos greedy implementation	1400	14.2k
363D	Renting Bikes binary search greedy	1800	4.4k
363E	Two Circles brute force data structures implementation	2500	255
362A	Two Semiknights Meet greedy math	1500	2.8k
362B	Petya and Staircases implementation sortings	1100	14.8k
362C	Insertion Sort data structures dp implementation math	1900	2k
362D	Fools and Foolproof Roads data structures dfs and similar dsu graphs greedy	2100	1.1k
362E	Petya and Pipes flows graphs shortest paths	2300	932
361A	Levko and Table constructive algorithms implementation	800	17.9k
361B	Levko and Permutation constructive algorithms math number theory	1200	8.8k
360A	Levko and Array Recovery greedy implementation	1700	2.1k
360B	Levko and Array binary search dp	2000	3.6k
360C	Levko and Strings combinatorics dp	2500	1.3k
360D	Levko and Sets number theory	2600	521
360E	Levko and Game graphs greedy shortest paths	2800	842
359A	Table constructive algorithms greedy implementation	1000	9.2k
359B	Permutation constructive algorithms dp math	1400	8.8k
359C	Prime Number math number theory	1900	3.6k
359D	Pair of Numbers binary search brute force data structures math two pointers	2000	5.9k
359E	Neatness constructive algorithms dfs and similar	2400	557
358A	Dima and Continuous Line brute force implementation	1400	8.2k
358B	Dima and Text Messages brute force strings	1500	3.9k
358C	Dima and Containers constructive algorithms greedy implementation	2000	2.3k
358D	Dima and Hares dp greedy	1800	4.6k
358E	Dima and Kicks brute force dsu graphs implementation	2300	446
357A	Group of Students brute force greedy implementation	1000	7.8k
357B	Flag Day constructive algorithms implementation	1400	8.6k
356A	Knight Tournament data structures dsu	1500	17.2k
356B	Xenia and Hamming implementation math	1900	2.1k
356C	Compartments combinatorics constructive algorithms greedy implementation	2100	1.4k
356D	Bags and Coins bitmasks constructive algorithms dp greedy	2700	1.1k
356E	Xenia and String Problem dp hashing implementation string suffix structures strings	3000	574
355A	Vasya and Digital Root constructive algorithms implementation	1100	9.9k
355B	Vasya and Public Transport greedy implementation	1100	4.9k
354A	Vasya and Robot brute force greedy math	1500	5.7k
354B	Game with Strings bitmasks dp games	2400	527
354C	Vasya and Beautiful Arrays brute force dp number theory	2100	3.4k
354D	Transferring Pyramid dp	2900	528
354E	Lucky Number Representation constructive algorithms dfs and similar dp	2200	934
353A	Domino implementation math	1200	20.1k
353B	Two Heaps combinatorics constructive algorithms greedy implementation math sortings	1900	2.4k
353C	Find Maximum implementation math number theory	1600	5.3k
353D	Queue constructive algorithms dp	2000	3.2k
353E	Antichain dp graph matchings greedy	2200	701
352A	Jeff and Digits brute force implementation math	1000	28.9k
352B	Jeff and Periods implementation sortings	1300	18.4k
351A	Jeff and Rounding dp greedy implementation math	1800	3.1k
351B	Jeff and Furik combinatorics dp probabilities	1900	2.8k
351C	Jeff and Brackets dp matrices	2500	662
351D	Jeff and Removing Periods data structures	2700	1.4k
351E	Jeff and Permutation greedy	2200	1.8k
350A	TL brute force greedy implementation	1200	17.7k
350B	Resort graphs	1500	3.4k
350C	Bombs greedy implementation sortings	1600	6.9k
350D	Looking for Owls binary search data structures geometry hashing sortings	2400	322
350E	Wrong Floyd brute force constructive algorithms dfs and similar graphs	2200	881
349A	Cinema Line greedy implementation	1100	34.3k
349B	Color the Fence data structures dp greedy implementation	1700	15.2k
348A	Mafia binary search math sortings	1600	14.9k
348B	Apple Tree dfs and similar number theory trees	2100	2.3k
348C	Subset Sums brute force data structures	2500	2.9k
348D	Turtles dp matrices	2500	2.3k
348E	Pilgrims dfs and similar dp trees	2800	637
347A	Difference Row constructive algorithms implementation sortings	1300	9.9k
347B	Fixed Points brute force implementation math	1100	9.9k
346A	Alice and Bob games math number theory	1600	9.4k
346B	Lucky Common Subsequence dp strings	2000	4.4k
346C	Number Transformation II greedy math	2200	1.5k
346D	Robot Control dp graphs shortest paths	2600	887
346E	Doodle Jump math number theory	3000	356
345A	Expecting Trouble *special probabilities	1500	546
345B	Triskaidekaphobia *special	2100	129
345C	Counting Fridays *special	2000	130
345D	Chain Letter *special dfs and similar graphs	2200	83
345E	Black Cat Rush *special	2700	57
345F	Superstitions Inspection *special	2700	55
345G	Suffix Subgroup *special strings	2200	105
344A	Magnets implementation	800	157.4k
344B	Simple Molecules brute force graphs math	1200	9.7k
343A	Rational Resistance math number theory	1600	10.2k
343B	Alternating Current data structures greedy implementation	1600	18.6k
343C	Read Time binary search greedy two pointers	1900	3.2k
343D	Water Tree data structures dfs and similar graphs trees	2100	7.2k
343E	Pumping Stations brute force dfs and similar divide and conquer flows graphs greedy trees	2900	960
342A	Xenia and Divisors greedy implementation	1200	14.1k

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