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Problemset

103 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2234F	Vessels, Heights and Two Versions (Hard Version) data structures dfs and similar dsu greedy implementation two pointers	1900	2.3k
2230E	Minimum Influence binary search data structures greedy implementation math sortings two pointers	2100	1.5k
2229G	Roadworks binary search data structures dp greedy two pointers	2900	345
2227D	Palindromex binary search brute force constructive algorithms data structures greedy implementation two pointers	1200	13.9k
2226C	Mental Monumental (Easy Version) binary search data structures greedy math two pointers	1500	8.1k
2226E	Mental Monumental (Hard Version) data structures greedy math two pointers	2300	1k
2204F	Sum of Fractions binary search brute force combinatorics data structures greedy math number theory two pointers	2200	1.3k
2182E	New Year's Gifts binary search data structures greedy sortings two pointers	1800	5.9k
2159B	Rectangles brute force data structures dp dsu greedy implementation two pointers	2100	3.4k
2143D1	Inversion Graph Coloring (Easy Version) combinatorics data structures dp greedy two pointers	1800	6.8k
2138B	Antiamuny Wants to Learn Swap data structures greedy two pointers	1900	5.6k
2131F	Unjust Binary Life binary search data structures greedy math sortings two pointers	1900	4.8k
2123E	MEX Count binary search data structures greedy sortings two pointers	1400	15.3k
2121F	Yamakasi binary search brute force data structures greedy two pointers	1800	8.3k
2101C	23 Kingdom binary search brute force data structures greedy ternary search two pointers	2200	3.8k
2093G	Shorten the Array binary search bitmasks data structures dfs and similar greedy strings trees two pointers	1900	4k
2089B1	Canteen (Easy Version) binary search data structures flows greedy two pointers	1900	3.3k
2089B2	Canteen (Hard Version) binary search data structures dp flows greedy two pointers	2300	1.3k
2064D	Eating binary search bitmasks brute force data structures dp greedy trees two pointers	1900	6k
2063D	Game With Triangles binary search brute force data structures geometry greedy implementation math ternary search two pointers	2000	5.2k
2053I2	Affectionate Arrays (Hard Version) data structures dp graphs greedy math shortest paths two pointers	3500	110
2048D	Kevin and Competition Memories binary search brute force data structures greedy sortings two pointers	1600	8.5k
2046C	Adventurers binary search data structures greedy sortings ternary search two pointers	2100	2.4k
2041M	Selection Sort binary search data structures greedy two pointers	2000	1.4k
2037D	Sharky Surfing data structures greedy two pointers	1300	15k
2034B	Rakhsh's Revival data structures greedy implementation two pointers	1000	16.1k
2032D	Genokraken constructive algorithms data structures graphs greedy implementation interactive trees two pointers	1800	6.3k
2031D	Penchick and Desert Rabbit binary search data structures dfs and similar dp dsu greedy implementation two pointers	1700	10.1k
2030F	Orangutan Approved Subarrays binary search data structures dp greedy implementation two pointers	2400	1.2k
2027D2	The Endspeaker (Hard Version) binary search data structures dp greedy implementation two pointers	2200	1.9k
2018B	Speedbreaker binary search data structures dp greedy implementation two pointers	1900	5.3k
2003E2	Turtle and Inversions (Hard Version) brute force data structures divide and conquer dp greedy math two pointers	2700	654
2003F	Turtle and Three Sequences brute force data structures dp greedy math probabilities two pointers	2800	838
1995B2	Bouquet (Hard Version) binary search data structures greedy math sortings two pointers	1700	10.3k
1990F	Polygonal Segments brute force data structures divide and conquer dp greedy two pointers	2800	464
1989D	Smithing Skill brute force data structures dp greedy math sortings two pointers	1900	7.2k
1983F	array-value binary search bitmasks data structures greedy two pointers	2500	1.6k
1982C	Boring Day binary search data structures dp greedy two pointers	1200	22.3k
1973B	Cat, Fox and the Lonely Array binary search bitmasks data structures greedy math two pointers	1300	17.1k
1936D	Bitwise Paradox binary search bitmasks data structures greedy two pointers	3100	705
1927D	Find the Different Ones! binary search brute force data structures dp dsu greedy two pointers	1300	35.3k
1923D	Slimes binary search constructive algorithms data structures greedy two pointers	1800	8.5k
1921D	Very Different Array data structures greedy sortings two pointers	1100	24.6k
1898E	Sofia and Strings data structures greedy sortings strings two pointers	2200	2.8k
1895E	Infinite Card Game binary search brute force data structures dfs and similar dp dsu games graphs greedy sortings two pointers	2300	1.9k
1887C	Minimum Array binary search brute force constructive algorithms data structures greedy hashing two pointers	2400	2.3k
1858D	Trees and Segments brute force data structures dp greedy two pointers	2200	3.3k
1845D	Rating System binary search brute force data structures dp dsu greedy math two pointers	1800	9.2k
1841D	Pairs of Segments data structures greedy sortings two pointers	2000	5.4k
1796D	Maximum Subarray data structures dp greedy two pointers	2000	5.5k
1793E	Velepin and Marketing binary search data structures dp greedy sortings two pointers	2600	1.4k
1781E	Rectangle Shrinking binary search brute force data structures greedy implementation two pointers	2300	1.5k
1734D	Slime Escape data structures dp greedy two pointers	1800	7.1k
1706D2	Chopping Carrots (Hard Version) brute force constructive algorithms data structures dp greedy math number theory two pointers	2400	2k
1701D	Permutation Restoration binary search data structures greedy math sortings two pointers	1900	6.3k
1699E	Three Days Grace data structures dp greedy math number theory two pointers	2600	1.4k
1697C	awoo's Favorite Problem binary search constructive algorithms data structures greedy implementation strings two pointers	1400	15.9k
1684E	MEX vs DIFF binary search brute force constructive algorithms data structures greedy two pointers	2100	3.7k
1682F	MCMF? data structures flows graphs greedy sortings two pointers	2700	471
1676F	Longest Strike data structures greedy implementation sortings two pointers	1300	20.6k
1669F	Eating Candies binary search data structures greedy two pointers	1100	42.1k
1665E	MinimizOR bitmasks brute force data structures divide and conquer greedy implementation two pointers	2500	1.9k
1659D	Reverse Sort Sum constructive algorithms data structures greedy implementation math two pointers	1900	4.5k
1656B	Subtract Operation data structures greedy math two pointers	1100	28.3k
1638F	Two Posters brute force data structures greedy two pointers	3200	277
1632D	New Year Concert binary search data structures greedy math number theory two pointers	2000	5.4k
1630B	Range and Partition binary search constructive algorithms data structures greedy two pointers	1800	6.5k
1626C	Monsters And Spells binary search data structures dp greedy implementation math two pointers	1700	12k
1608C	Game Master data structures dfs and similar dp graphs greedy two pointers	1700	7.4k
1582C	Grandma Capa Knits a Scarf brute force data structures greedy strings two pointers	1200	25.2k
1566D2	Seating Arrangements (hard version) data structures greedy implementation sortings two pointers	1600	8.4k
1537E2	Erase and Extend (Hard Version) binary search data structures greedy hashing string suffix structures strings two pointers	2200	6.4k
1503C	Travelling Salesman Problem binary search data structures dp greedy shortest paths sortings two pointers	2200	3.9k
1503D	Flip the Cards 2-sat constructive algorithms data structures greedy sortings two pointers	2600	1.3k
1497E1	Square-Free Division (easy version) data structures dp greedy math number theory two pointers	1700	9.2k
1497E2	Square-Free Division (hard version) data structures dp greedy math number theory two pointers	2500	2k
1492C	Maximum width binary search data structures dp greedy two pointers	1500	17.6k
1487E	Cheap Dinner brute force data structures graphs greedy implementation sortings two pointers	2000	5.2k
1454F	Array Partition binary search data structures greedy two pointers	2100	4.8k
1450D	Rating Compression binary search data structures greedy implementation two pointers	1800	5.9k
1446D2	Frequency Problem (Hard Version) data structures greedy two pointers	3000	1.9k
1430D	String Deletion binary search data structures greedy two pointers	1700	9.4k
1404C	Fixed Point Removal binary search constructive algorithms data structures greedy two pointers	2300	3.1k
1398F	Controversial Rounds binary search data structures dp greedy two pointers	2500	1.5k
1379C	Choosing flowers binary search brute force data structures dfs and similar dp greedy sortings two pointers	2000	6.2k
1374E2	Reading Books (hard version) data structures greedy implementation sortings ternary search two pointers	2500	1.1k
1367F2	Flying Sort (Hard Version) binary search data structures dp greedy sortings two pointers	2400	2k
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
1266D	Decreasing Debts constructive algorithms data structures graphs greedy implementation math two pointers	2000	3.9k
1257D	Yet Another Monster Killing Problem binary search data structures dp greedy sortings two pointers	1700	8.2k
1209G1	Into Blocks (easy version) data structures dsu greedy implementation two pointers	2000	4.1k
1041C	Coffee Break binary search data structures greedy two pointers	1600	10.3k
985E	Pencils and Boxes binary search data structures dp greedy two pointers	2100	4.3k
954G	Castle Defense binary search data structures greedy two pointers	2000	2.4k
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
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

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