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Problemset

3,040 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
1840A	Cipher Shifer implementation strings two pointers	800	38.7k
1840E	Character Blocking data structures hashing implementation	1600	9.5k
1839A	The Good Array greedy implementation math	800	18.4k
1837F	Editorial for Two binary search data structures greedy implementation	2400	2.7k
1836A	Destroyer implementation sortings	800	21.5k
1835A	k-th equality brute force implementation math	1700	8.8k
1835F	Good Graph bitmasks dfs and similar graph matchings graphs implementation	3500	347
1834D	Survey in Class brute force data structures greedy implementation sortings	1900	5.6k
1834E	MEX of LCM binary search data structures implementation math number theory	2300	2.9k
1833A	Musical Puzzle implementation strings	800	35.4k
1833F	Ira and Flamenco combinatorics constructive algorithms data structures implementation math sortings two pointers	1700	10.6k
1833G	Ksyusha and Chinchilla constructive algorithms dfs and similar dp dsu greedy implementation trees	1800	6.5k
1832C	Contrast Value greedy implementation	1200	36.7k
1832D1	Red-Blue Operations (Easy Version) binary search greedy implementation math	2100	3.5k
1832D2	Red-Blue Operations (Hard Version) binary search constructive algorithms greedy implementation math	2400	2.4k
1829A	Love Story implementation strings	800	72.7k
1829B	Blank Space implementation	800	83k
1829C	Mr. Perfectly Fine bitmasks greedy implementation	800	32.9k
1829D	Gold Rush brute force dfs and similar dp implementation	1000	35k
1829E	The Lakes dfs and similar dsu graphs implementation	1100	27.7k
1829G	Hits Different data structures dp implementation math	1600	15.9k
1826A	Trust Nobody brute force greedy implementation sortings	1200	17.5k
1826E	Walk the Runway bitmasks brute force data structures dp graphs implementation sortings	2400	2k
1824A	LuoTianyi and the Show greedy implementation	1400	12.6k
1822A	TubeTube Feed brute force implementation	800	26.2k
1821C	Tear It Apart brute force implementation math strings	1300	16.4k
1820A	Yura's New Name implementation strings	800	17.7k
1819B	The Butcher geometry greedy implementation sortings two pointers	1900	4.3k
1819C	The Fox and the Complete Tree Traversal constructive algorithms dp implementation math trees	2400	1.8k
1818A	Politics greedy implementation	800	14.6k
1817D	Toy Machine constructive algorithms games implementation	2700	1k
1815B	Sum Graph brute force constructive algorithms graphs implementation interactive shortest paths trees	2000	3.7k
1814A	Coins implementation math	800	55.4k
1812B	Was it Rated? *special brute force implementation	unrated	6.1k
1812G	Colour Vision *special implementation	unrated	626
1811B	Conveyor Belts implementation math	1000	22.5k
1811D	Umka and a Long Flight constructive algorithms implementation math	1600	8.8k
1811F	Is It Flower? dfs and similar graphs implementation	2100	2.2k
1809A	Garland implementation	800	25.3k
1809E	Two Tanks binary search dp implementation math	2400	1.1k
1809F	Traveling in Berland binary search data structures graphs greedy implementation	2500	972
1808A	Lucky Numbers brute force implementation	900	21k
1808C	Unlucky Numbers brute force dp greedy implementation	1900	4.4k
1807A	Plus or Minus implementation	800	87.2k
1807C	Find and Replace greedy implementation strings	800	34.8k
1807D	Odd Queries data structures implementation	900	60.9k
1807E	Interview binary search implementation interactive	1300	17.2k
1807F	Bouncy Ball brute force dfs and similar implementation	1700	7.4k
1807G1	Subsequence Addition (Easy Version) brute force data structures dp greedy implementation sortings	1100	22.7k
1807G2	Subsequence Addition (Hard Version) bitmasks dp greedy implementation sortings	1100	29.4k
1805F1	Survival of the Weakest (easy version) binary search brute force implementation math sortings	2600	1.4k
1804B	Vaccination greedy implementation	1000	15.8k
1804D	Accommodation brute force dp greedy implementation	2000	5.3k
1804G	Flow Control data structures dsu implementation	3500	254
1802A	Likes greedy implementation	800	16.8k
1802B	Settlement of Guinea Pigs greedy implementation math	1000	14.8k
1800A	Is It a Cat? implementation strings	800	37.4k
1800G	Symmetree dfs and similar hashing implementation trees	2200	2.6k
1799A	Recent Actions data structures greedy implementation math	800	12.5k
1799E	City Union constructive algorithms dfs and similar dsu geometry greedy implementation math	2300	1.4k
1798A	Showstopper greedy implementation sortings	800	21.2k
1798B	Three Sevens brute force data structures greedy implementation	1000	19k
1797A	Li Hua and Maze constructive algorithms flows graphs greedy implementation	800	19.7k
1797D	Li Hua and Tree brute force data structures dfs and similar dp implementation trees	1900	4.7k
1796A	Typical Interview Problem brute force implementation strings	800	19.7k
1796B	Asterisk-Minor Template implementation strings	1000	18.5k
1795A	Two Towers brute force implementation strings	800	24.8k
1795C	Tea Tasting binary search data structures implementation	1500	19k
1794E	Labeling the Tree with Distances data structures dp greedy hashing implementation trees	2400	1.6k
1793D	Moscow Gorillas binary search dp greedy implementation math two pointers	1800	7.2k
1793F	Rebrending brute force data structures divide and conquer implementation	2600	1.7k
1791A	Codeforces Checking implementation strings	800	82.9k
1791B	Following Directions geometry implementation	800	53.5k
1791C	Prepend and Append implementation two pointers	800	78.9k
1790A	Polycarp and the Day of Pi implementation math strings	800	41.4k
1790C	Premutation brute force implementation math	1000	27.1k
1789B	Serval and Inversion Magic brute force implementation strings two pointers	800	17.7k
1789C	Serval and Toxel's Arrays combinatorics dp implementation math	1500	10.1k
1789D	Serval and Shift-Shift-Shift bitmasks brute force constructive algorithms implementation	2200	2k
1789E	Serval and Music Game brute force dp implementation math number theory	2500	1k
1789F	Serval and Brain Power bitmasks brute force dp greedy implementation strings	2700	1k
1788A	One and Two brute force implementation math	800	57k
1788B	Sum of Two Numbers constructive algorithms greedy implementation math probabilities	1100	22.6k
1788F	XOR, Tree, and Queries bitmasks constructive algorithms dfs and similar dsu graphs greedy implementation trees	2500	1.2k
1787D	Game on Axis combinatorics dfs and similar dsu graphs implementation	1900	3.9k
1787F	Inverse Transformation constructive algorithms implementation math	2500	842
1786A1	Non-alternating Deck (easy version) implementation	800	14.9k
1786A2	Alternating Deck (hard version) implementation	800	12.3k
1783D	Different Arrays brute force dp implementation	2000	5.4k
1783G	Weighed Tree Radius data structures divide and conquer implementation trees	2800	625
1781C	Equal Frequencies brute force constructive algorithms greedy implementation sortings strings	1600	11k
1781E	Rectangle Shrinking binary search brute force data structures greedy implementation two pointers	2300	1.5k
1778A	Flip Flop Sum greedy implementation	800	25.9k
1775A1	Gardener and the Capybaras (easy version) brute force constructive algorithms implementation	800	20.5k
1775E	The Human Equation greedy implementation	2100	4k
1774D	Same Count One brute force constructive algorithms greedy implementation two pointers	1600	9.4k
1774F1	Magician and Pigs (Easy Version) brute force data structures implementation	2400	1.3k
1774F2	Magician and Pigs (Hard Version) binary search brute force data structures implementation	2700	922
1773B	BinCoin binary search divide and conquer hashing implementation probabilities trees	2200	982
1773I	Interactive Factorial Guessing brute force games implementation interactive	2500	585

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