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Problemset

261 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
1196D2	RGB Substring (hard version) data structures dp implementation two pointers	1600	10.5k
1195E	OpenStreetMap data structures two pointers	2100	3.6k
1190D	Tokitsukaze and Strange Rectangle data structures divide and conquer sortings two pointers	2000	2.7k
1181D	Irrigation binary search data structures implementation sortings trees two pointers	2200	2.9k
1175G	Yet Another Partiton Problem data structures divide and conquer dp geometry two pointers	3000	859
1167E	Range Deleting binary search combinatorics data structures two pointers	2100	3k
1156E	Special Segments of Permutation data structures divide and conquer dsu two pointers	2200	4.2k
1131G	Most Dangerous Shark data structures dp two pointers	2700	571
1042D	Petya and Array data structures divide and conquer two pointers	1800	7.6k
1041C	Coffee Break binary search data structures greedy two pointers	1600	10.3k
1041D	Glider binary search data structures two pointers	1700	6.5k
1034D	Intervals of Intervals binary search data structures two pointers	3500	609
1007A	Reorder the Array combinatorics data structures math sortings two pointers	1300	13.2k
1006C	Three Parts of the Array binary search data structures two pointers	1200	26k
985E	Pencils and Boxes binary search data structures dp greedy two pointers	2100	4.3k
961B	Lecture Sleep data structures dp implementation two pointers	1200	27.1k
954G	Castle Defense binary search data structures greedy two pointers	2000	2.4k
901C	Bipartite Segments binary search data structures dfs and similar dsu graphs two pointers	2300	1.3k
899E	Segments Removal data structures dsu flows implementation two pointers	2000	3.6k
887D	Ratings and Reality Shows data structures two pointers	2400	573
848B	Rooter's Song constructive algorithms data structures geometry implementation sortings two pointers	1900	2k
846F	Random Query data structures math probabilities two pointers	1800	2.7k
833B	The Bakery binary search data structures divide and conquer dp two pointers	2200	6.8k
830C	Bamboo Partition brute force data structures implementation math number theory sortings two pointers	2300	1.3k
818E	Card Game Again binary search data structures number theory two pointers	1900	2.7k
799E	Aquarium decoration data structures greedy two pointers	2500	1.1k
777C	Alyona and Spreadsheet binary search data structures dp greedy implementation two pointers	1600	6.9k
774B	Significant Cups *special binary search data structures two pointers	2100	328
767D	Cartons of milk binary search data structures greedy sortings two pointers	2100	2.4k
748E	Santa Claus and Tangerines binary search data structures greedy two pointers	2100	1.7k
746F	Music in Car data structures greedy two pointers	2200	929
733E	Sleep in Class constructive algorithms data structures math two pointers	2400	1.1k
722F	Cyclic Cipher chinese remainder theorem data structures implementation number theory two pointers	2800	639
665F	Four Divisors data structures dp math number theory sortings two pointers	2400	836
644B	Processing Queries *special constructive algorithms data structures two pointers	1700	2.9k
639D	Bear and Contribution data structures greedy sortings two pointers	2400	1.1k
633E	Startup Funding binary search constructive algorithms data structures probabilities two pointers	2400	654
616D	Longest k-Good Segment binary search data structures two pointers	1600	13k
610D	Vika and Segments constructive algorithms data structures geometry two pointers	2300	1.8k
600B	Queries about less or equal elements binary search data structures sortings two pointers	1300	40.7k
577B	Modulo Sum combinatorics data structures dp two pointers	1900	15.6k
519D	A and B and Interesting Substrings data structures dp two pointers	1800	6.9k
514D	R2D2 and Droid Army binary search data structures two pointers	2000	5.6k
493C	Vasya and Basketball binary search brute force data structures implementation sortings two pointers	1600	7.6k
487B	Strip binary search data structures dp two pointers	2000	4.4k
466C	Number of Ways binary search brute force data structures dp two pointers	1700	42.8k
420C	Bug in Code data structures graphs implementation two pointers	1900	1.4k
414D	Mashmokh and Water Tanks binary search data structures greedy trees two pointers	2300	777
372D	Choosing Subtree is Fun binary search data structures dfs and similar trees two pointers	2600	1.2k
366D	Dima and Trap Graph binary search data structures dfs and similar dsu shortest paths two pointers	2000	1.8k
359D	Pair of Numbers binary search brute force data structures math two pointers	2000	5.9k
314D	Sereja and Straight Lines binary search data structures geometry sortings two pointers	2500	620
280B	Maximum Xor Secondary data structures implementation two pointers	1800	5.3k
264A	Escape from Stones constructive algorithms data structures implementation two pointers	1200	11.9k
243D	Cubes data structures dp geometry two pointers	2700	252
220E	Little Elephant and Inversions data structures two pointers	2400	1.8k
204E	Little Elephant and Strings data structures implementation string suffix structures two pointers	2800	1.7k
86D	Powerful array data structures implementation math two pointers	2200	17.6k
79C	Beaver data structures dp greedy hashing strings two pointers	1800	2.1k
70C	Lucky Tickets binary search data structures sortings two pointers	2200	662
6E	Exposition binary search data structures dsu trees two pointers	1900	4k

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