11,311/11,320 captured·📄 81 PDFs⊘ 0 skipped9 remaining100%

Problemset

648 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
2033C	Sakurako's Field Trip dp greedy two pointers	1400	18.3k
2032C	Trinity binary search math sortings two pointers	1400	16.6k
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
2028C	Alice's Adventures in Cutting Cake binary search dp greedy two pointers	1600	10.3k
2027D1	The Endspeaker (Easy Version) binary search dp graphs greedy implementation two pointers	1700	7.1k
2027D2	The Endspeaker (Hard Version) binary search data structures dp greedy implementation two pointers	2200	1.9k
2025A	Two Screens binary search greedy strings two pointers	800	29.1k
2025C	New Game binary search brute force greedy implementation sortings two pointers	1300	19.4k
2025D	Attribute Checks brute force data structures dp implementation math two pointers	1800	8k
2018B	Speedbreaker binary search data structures dp greedy implementation two pointers	1900	5.3k
2010C2	Message Transmission Error (hard version) hashing string suffix structures strings two pointers	1700	4.8k
2009G1	Yunli's Subarray Queries (easy version) binary search data structures two pointers	1900	5.6k
2006C	Eri and Expanded Sets data structures divide and conquer math number theory two pointers	2300	2.1k
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
2000B	Seating in a Bus two pointers	800	41.3k
2000D	Right Left Wrong greedy implementation two pointers	1200	29.6k
1997B	Make Three Regions constructive algorithms two pointers	1100	23.7k
1995B1	Bouquet (Easy Version) binary search brute force greedy sortings two pointers	1100	21.3k
1995B2	Bouquet (Hard Version) binary search data structures greedy math sortings two pointers	1700	10.3k
1995E1	Let Me Teach You a Lesson (Easy Version) 2-sat data structures dp matrices two pointers	2700	537
1995E2	Let Me Teach You a Lesson (Hard Version) data structures dp matrices two pointers	2900	417
1994C	Hungry Games binary search dp two pointers	1600	13.9k
1992F	Valuable Cards brute force dp greedy number theory two pointers	1900	7.7k
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
1986D	Mathematical Problem brute force dp greedy implementation math two pointers	1400	18.2k
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
1979E	Manhattan Triangle binary search constructive algorithms data structures geometry implementation two pointers	2400	1.9k
1978F	Large Graph data structures dfs and similar dsu graphs number theory two pointers	2400	1.6k
1976C	Job Interview binary search dp greedy implementation two pointers	1600	12.6k
1976D	Invertible Bracket Sequences binary search combinatorics data structures divide and conquer implementation two pointers	2000	5.9k
1974F	Cutting Game binary search brute force data structures implementation sortings two pointers	1900	4.5k
1973B	Cat, Fox and the Lonely Array binary search bitmasks data structures greedy math two pointers	1300	17.1k
1972A	Contest Proposal brute force greedy two pointers	800	26.2k
1968B	Prefiquence greedy two pointers	800	31.8k
1967D	Long Way to be Non-decreasing binary search dfs and similar graphs implementation shortest paths two pointers	2800	998
1955D	Inaccurate Subsequence Search data structures two pointers	1400	18.9k
1949J	Amanda the Amoeba graphs implementation trees two pointers	2600	550
1948D	Tandem Repeats? brute force strings two pointers	1700	12.8k
1943E2	MEX Game 2 (Hard Version) binary search greedy two pointers	3300	379
1941E	Rudolf and k Bridges binary search data structures dp two pointers	1600	12.2k
1941F	Rudolf and Imbalance binary search greedy sortings two pointers	1800	7.6k
1939C	More Gifts *special dfs and similar two pointers	unrated	419
1936B	Pinball binary search data structures implementation math two pointers	2000	3.6k
1936D	Bitwise Paradox binary search bitmasks data structures greedy two pointers	3100	705
1932C	LR-remainders brute force data structures implementation math two pointers	1400	19.3k
1928B	Equalize binary search greedy sortings two pointers	1200	21.1k
1927D	Find the Different Ones! binary search brute force data structures dp dsu greedy two pointers	1300	35.3k
1927E	Klever Permutation constructive algorithms math two pointers	1400	17.3k
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
1918D	Blocking Elements binary search data structures dp implementation two pointers	1900	6.4k
1912I	Innovative Washing Machine geometry math two pointers	3300	66
1905D	Cyclic MEX data structures implementation math two pointers	2000	4.8k
1904B	Collecting Game binary search dp greedy sortings two pointers	1100	30k
1904C	Array Game binary search brute force data structures sortings two pointers	1400	25.2k
1901F	Landscaping binary search geometry two pointers	2900	274
1899C	Yarik and Array dp greedy two pointers	1100	37.2k
1899G	Unusual Entertainment data structures dfs and similar dsu shortest paths sortings trees two pointers	1900	4.1k
1898E	Sofia and Strings data structures greedy sortings strings two pointers	2200	2.8k
1896B	AB Flipping greedy strings two pointers	900	18.8k
1896D	Ones and Twos binary search data structures divide and conquer math two pointers	1700	7.1k
1895E	Infinite Card Game binary search brute force data structures dfs and similar dp dsu games graphs greedy sortings two pointers	2300	1.9k
1893B	Neutral Tonality constructive algorithms greedy sortings two pointers	1700	11.8k
1891C	Smilo and Monsters binary search constructive algorithms greedy sortings two pointers	1500	21.5k
1887C	Minimum Array binary search brute force constructive algorithms data structures greedy hashing two pointers	2400	2.3k
1887D	Split binary search data structures divide and conquer dsu math trees two pointers	2700	1.3k
1886E	I Wanna be the Team Leader bitmasks constructive algorithms dp greedy math sortings two pointers	2400	1.9k
1884B	Haunted House binary search greedy math two pointers	1100	15k
1883G1	Dances (Easy version) binary search greedy two pointers	1400	20.8k
1883G2	Dances (Hard Version) binary search greedy sortings two pointers	1900	6.9k
1876D	Lexichromatography combinatorics dfs and similar dsu graphs two pointers	2500	1.1k
1873D	1D Eraser greedy implementation two pointers	800	44.1k
1873F	Money Trees binary search greedy math two pointers	1300	20.3k
1870C	Colorful Table binary search data structures dp implementation math two pointers	1300	13.3k
1866I	Imagination Castle dp games two pointers	2300	961
1863E	Speedrun brute force dfs and similar dp graphs greedy math sortings two pointers	2100	3.3k
1858D	Trees and Segments brute force data structures dp greedy two pointers	2200	3.3k
1852B	Imbalanced Arrays constructive algorithms graphs greedy math sortings two pointers	1800	5.5k
1851B	Parity Sort greedy sortings two pointers	800	32.9k
1851G	Vlad and the Mountains binary search data structures dsu graphs implementation sortings trees two pointers	2000	4.2k
1849D	Array Painting constructive algorithms greedy two pointers	1700	10.5k
1849E	Max to the Right of Min binary search data structures divide and conquer dp dsu two pointers	2300	2.3k
1847B	Hamon Odyssey bitmasks greedy two pointers	1000	22.5k
1845D	Rating System binary search brute force data structures dp dsu greedy math two pointers	1800	9.2k
1843A	Sasha and Array Coloring greedy sortings two pointers	800	37.6k
1843B	Long Long greedy math two pointers	800	32.4k
1843E	Tracking Segments binary search brute force data structures two pointers	1600	18.8k
1841D	Pairs of Segments data structures greedy sortings two pointers	2000	5.4k
1841F	Monocarp and a Strategic Game geometry sortings two pointers	2700	640
1840A	Cipher Shifer implementation strings two pointers	800	38.7k
1840C	Ski Resort combinatorics math two pointers	1000	51k
1835B	Lottery binary search brute force greedy math two pointers	2500	1.1k
1833F	Ira and Flamenco combinatorics constructive algorithms data structures implementation math sortings two pointers	1700	10.6k
1832B	Maximum Sum brute force sortings two pointers	1100	38.1k
1827A	Counting Orders combinatorics math sortings two pointers	1100	30.6k

showing 101–200 of 648