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Problemset

648 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
1369C	RationalLee greedy math sortings two pointers	1400	21.1k
1367F1	Flying Sort (Easy Version) dp greedy two pointers	2100	3.7k
1367F2	Flying Sort (Hard Version) binary search data structures dp greedy sortings two pointers	2400	2k
1366B	Shuffle math two pointers	1300	29.3k
1366E	Two Arrays binary search brute force combinatorics constructive algorithms dp two pointers	2100	4.7k
1364A	XXXXX brute force data structures number theory two pointers	1200	31.9k
1364B	Most socially-distanced subsequence greedy two pointers	1300	27.4k
1359B	New Theatre Square brute force dp greedy implementation two pointers	1000	29.6k
1359D	Yet Another Yet Another Task data structures dp implementation two pointers	2000	10.9k
1358D	The Best Vacation binary search brute force greedy implementation two pointers	1900	8.8k
1355C	Count Triangles binary search implementation math two pointers	1800	12.3k
1354B	Ternary String binary search dp implementation two pointers	1200	35.8k
1352E	Special Elements brute force implementation two pointers	1500	24.5k
1343C	Alternating Subsequence dp greedy two pointers	1200	45.1k
1343D	Constant Palindrome Sum brute force data structures greedy two pointers	1700	13.6k
1342D	Multiple Testcases binary search constructive algorithms data structures greedy sortings two pointers	1900	6.4k
1336B	Xenia and Colorful Gems binary search greedy math sortings two pointers	1700	12.3k
1335E1	Three Blocks Palindrome (easy version) binary search brute force data structures dp two pointers	1700	11.8k
1335E2	Three Blocks Palindrome (hard version) brute force data structures dp two pointers	1800	9.5k
1333C	Eugene and an array binary search data structures implementation two pointers	1700	13.7k
1333F	Kate and imperfection greedy implementation math number theory sortings two pointers	2200	4.6k
1327F	AND Segments bitmasks combinatorics data structures dp two pointers	2500	2.1k
1326E	Bombs data structures two pointers	2400	2.6k
1324D	Pair of Topics binary search data structures sortings two pointers	1400	35k
1313E	Concatenation with intersection data structures hashing strings two pointers	2700	778
1312F	Attack on Red Kingdom games two pointers	2500	1.1k
1305B	Kuroni and Simple Strings constructive algorithms greedy strings two pointers	1200	12.6k
1304C	Air Conditioner dp greedy implementation sortings two pointers	1500	17.9k
1304D	Shortest and Longest LIS constructive algorithms graphs greedy two pointers	1800	6.8k
1290B	Irreducible Anagrams binary search constructive algorithms data structures strings two pointers	1800	7.4k
1285E	Delete a Segment brute force constructive algorithms data structures dp graphs sortings trees two pointers	2300	2k
1282C	Petya and Exam greedy sortings two pointers	1800	4.7k
1272F	Two Bracket Sequences dp strings two pointers	2200	2.4k
1266D	Decreasing Debts constructive algorithms data structures graphs greedy implementation math two pointers	2000	3.9k
1265B	Beautiful Numbers data structures implementation math two pointers	1300	13.7k
1257C	Dominated Subarray greedy implementation sortings strings two pointers	1200	17.4k
1257D	Yet Another Monster Killing Problem binary search data structures dp greedy sortings two pointers	1700	8.2k
1254B1	Send Boxes to Alice (Easy Version) constructive algorithms greedy math number theory ternary search two pointers	1800	5.1k
1254B2	Send Boxes to Alice (Hard Version) constructive algorithms greedy math number theory ternary search two pointers	2100	3.5k
1252E	Songwriter greedy two pointers	2200	1.4k
1251A	Broken Keyboard brute force strings two pointers	1000	21.7k
1251C	Minimize The Integer greedy two pointers	1600	14.7k
1250G	Discarding Game dp greedy two pointers	2300	804
1244E	Minimizing Difference binary search constructive algorithms greedy sortings ternary search two pointers	2000	6.8k
1237B	Balanced Tunnel data structures sortings two pointers	1300	24.1k
1225B2	TV Subscriptions (Hard Version) implementation two pointers	1300	12.3k
1223D	Sequence Sorting dp greedy two pointers	2000	4.5k
1209G1	Into Blocks (easy version) data structures dsu greedy implementation two pointers	2000	4.1k
1208B	Uniqueness binary search brute force implementation two pointers	1500	11.8k
1203D2	Remove the Substring (hard version) binary search greedy implementation two pointers	1700	8.2k
1200D	White Lines brute force data structures dp implementation two pointers	1900	4.4k
1198A	MP3 sortings two pointers	1600	10.2k
1196D2	RGB Substring (hard version) data structures dp implementation two pointers	1600	10.5k
1195E	OpenStreetMap data structures two pointers	2100	3.6k
1194F	Crossword Expert combinatorics dp number theory probabilities two pointers	2400	1.3k
1190A	Tokitsukaze and Discard Items implementation two pointers	1400	9.8k
1190D	Tokitsukaze and Strange Rectangle data structures divide and conquer sortings two pointers	2000	2.7k
1188B	Count Pairs math matrices number theory two pointers	2300	5.3k
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
1168B	Good Triple brute force two pointers	1900	3.8k
1167E	Range Deleting binary search combinatorics data structures two pointers	2100	3k
1166C	A Tale of Two Lands binary search sortings two pointers	1500	11.2k
1158A	The Party and Sweets binary search constructive algorithms greedy implementation math sortings two pointers	1500	8.5k
1157F	Maximum Balanced Circle constructive algorithms dp greedy two pointers	2000	2.9k
1156C	Match Points binary search greedy sortings ternary search two pointers	2000	6.8k
1156E	Special Segments of Permutation data structures divide and conquer dsu two pointers	2200	4.2k
1148B	Born This Way binary search brute force two pointers	1600	8k
1148E	Earth Wind and Fire constructive algorithms greedy math sortings two pointers	2300	1.9k
1133C	Balanced Team sortings two pointers	1200	28.9k
1133E	K Balanced Teams dp sortings two pointers	1800	6.6k
1131G	Most Dangerous Shark data structures dp two pointers	2700	571
1120A	Diana and Liana greedy implementation two pointers	1900	1.8k
1107C	Brutality greedy sortings two pointers	1300	11.1k
1073C	Vasya and Robot binary search two pointers	1800	5.5k
1066B	Heaters greedy two pointers	1500	9.5k
1060C	Maximum Subrectangle binary search implementation two pointers	1600	5.2k
1044A	The Tower is Going Home binary search two pointers	1700	3.1k
1043D	Mysterious Crime brute force combinatorics math meet-in-the-middle two pointers	1700	4.8k
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
1036D	Vasya and Arrays greedy two pointers	1600	10.8k
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
989D	A Shade of Moonlight binary search geometry math sortings two pointers	2500	625
985E	Pencils and Boxes binary search data structures dp greedy two pointers	2100	4.3k
978C	Letters binary search implementation two pointers	1000	30.6k
965D	Single-use Stones binary search flows greedy two pointers	1900	3.4k
961B	Lecture Sleep data structures dp implementation two pointers	1200	27.1k
958F2	Lightsabers (medium) binary search two pointers	1800	1.5k
954G	Castle Defense binary search data structures greedy two pointers	2000	2.4k
939C	Convenient For Everybody binary search two pointers	1600	5k
939E	Maximize! binary search greedy ternary search two pointers	1800	3.6k
924B	Three-level Laser binary search greedy two pointers	1600	5.6k
920C	Swap Adjacent Elements dfs and similar greedy math sortings two pointers	1400	10.1k
912E	Prime Gift binary search dfs and similar math meet-in-the-middle number theory two pointers	2400	2.1k
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

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