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Problems

691 problems

Has videoPremium onlyReset
Array2,237String877Hash Table797Math691Dynamic Programming673Sorting508Greedy485Binary Search357Depth-First Search338Database308Bit Manipulation286Matrix279Tree264Breadth-First Search257Prefix Sum252All topics

691 results

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TitleSolutionAcceptDifficultyTopics
1860. Incremental Memory LeakVideo
Solution73.0%Medium
Math, Simulation· 1 company
1862. Sum of Floored PairsVideo
Solution31.4%Hard
Array, Binary Search +2
1863. Sum of All Subset XOR TotalsVideo
Solution90.1%Easy
Array, Backtracking +4· 5 companies
1866. Number of Ways to Rearrange Sticks With K Sticks VisibleVideo
Solution62.7%Hard
Combinatorics, Dynamic Programming +1· 1 company
1872. Stone Game VIIIVideo
Solution75.2%Hard
Array, Dynamic Programming +3· 1 company
1878. Get Biggest Three Rhombus Sums in a GridVideo
Solution71.4%Medium
Array, Heap (Priority Queue) +4· 4 companies
1884. Egg Drop With 2 Eggs and N FloorsVideo
Solution74.6%Medium
Dynamic Programming, Math· 2 companies
1896. Minimum Cost to Change the Final Value of ExpressionVideo
Solution50.0%Hard
Dynamic Programming, Math +2· 1 company
1903. Largest Odd Number in StringVideo
Solution67.7%Easy
Greedy, Math +1· 6 companies
1904. The Number of Full Rounds You Have PlayedVideo
Solution43.9%Medium
Math, String· 1 company
1908. Game of NimVideoPremium
Solution62.4%Medium
Array, Bit Manipulation +4
1916. Count Ways to Build Rooms in an Ant ColonyVideo
Solution52.4%Hard
Combinatorics, Dynamic Programming +4· 1 company
1922. Count Good NumbersVideo
Solution58.1%Medium
Math, Recursion· 7 companies
1924. Erect the Fence IIVideoPremium
–49.4%Hard
Array, Geometry +1· 1 company
1925. Count Square Sum TriplesVideo
Solution77.2%Easy
Enumeration, Math· 5 companies
1927. Sum GameVideo
Solution63.5%Medium
Game Theory, Greedy +2· 1 company
1952. Three DivisorsVideo
Solution65.2%Easy
Enumeration, Math +1· 3 companies
1954. Minimum Garden Perimeter to Collect Enough ApplesVideo
Solution55.5%Medium
Binary Search, Math· 1 company
1956. Minimum Time For K Virus Variants to SpreadVideoPremium
–49.5%Hard
Array, Binary Search +3
1969. Minimum Non-Zero Product of the Array ElementsVideo
Solution37.5%Medium
Greedy, Math +1· 2 companies
1979. Find Greatest Common Divisor of ArrayVideo
Solution83.4%Easy
Array, Math +1· 5 companies
1994. The Number of Good SubsetsVideo
Solution37.8%Hard
Array, Bit Manipulation +3· 2 companies
1998. GCD Sort of an ArrayVideo
Solution51.3%Hard
Array, Math +3· 1 company
1999. Smallest Greater Multiple Made of Two DigitsVideoPremium
Solution47.4%Medium
Enumeration, Math· 1 company
2001. Number of Pairs of Interchangeable RectanglesVideo
Solution53.1%Medium
Array, Counting +3· 2 companies
2005. Subtree Removal Game with Fibonacci TreeVideoPremium
–54.9%Hard
Binary Tree, Dynamic Programming +3· 1 company
2019. The Score of Students Solving Math ExpressionVideo
Solution34.8%Hard
Array, Dynamic Programming +4· 2 companies
2028. Find Missing ObservationsVideo
Solution57.5%Medium
Array, Math +1· 5 companies
2029. Stone Game IXVideo
Solution57.6%Medium
Array, Counting +3· 1 company
2033. Minimum Operations to Make a Uni-Value GridVideo
Solution70.7%Medium
Array, Math +2· 5 companies
2038. Remove Colored Pieces if Both Neighbors are the Same ColorVideo
Solution62.8%Medium
Game Theory, Greedy +2· 3 companies
2048. Next Greater Numerically Balanced NumberVideo
Solution63.1%Medium
Backtracking, Enumeration +1· 5 companies
2063. Vowels of All SubstringsVideo
Solution55.3%Medium
Combinatorics, Dynamic Programming +2· 2 companies
2081. Sum of k-Mirror NumbersVideo
Solution63.7%Hard
Enumeration, Math· 5 companies
2083. Substrings That Begin and End With the Same LetterVideoPremium
Solution74.1%Medium
Counting, Hash Table +3
2101. Detonate the Maximum BombsVideo
Solution50.0%Medium
Array, Breadth-First Search +4· 7 companies
2110. Number of Smooth Descent Periods of a StockVideo
Solution67.7%Medium
Array, Dynamic Programming +1· 3 companies
2117. Abbreviating the Product of a RangeVideo
Solution25.0%Hard
Math· 1 company
2119. A Number After a Double ReversalVideo
Solution82.7%Easy
Math· 4 companies
2125. Number of Laser Beams in a BankVideo
Solution87.0%Medium
Array, Math +2· 2 companies
2128. Remove All Ones With Row and Column FlipsVideoPremium
Solution76.2%Medium
Array, Bit Manipulation +2· 1 company
2139. Minimum Moves to Reach Target ScoreVideo
Solution52.3%Medium
Greedy, Math· 3 companies
2147. Number of Ways to Divide a Long CorridorVideo
Solution54.6%Hard
Dynamic Programming, Math +1· 3 companies
2152. Minimum Number of Lines to Cover PointsVideoPremium
Solution42.9%Medium
Array, Backtracking +6· 1 company
2160. Minimum Sum of Four Digit Number After Splitting DigitsVideo
Solution86.2%Easy
Greedy, Math +1· 2 companies
2162. Minimum Cost to Set Cooking TimeVideo
Solution45.0%Medium
Enumeration, Math· 2 companies
2165. Smallest Value of the Rearranged NumberVideo
Solution53.5%Medium
Math, Sorting· 2 companies
2169. Count Operations to Obtain ZeroVideo
Solution79.8%Easy
Math, Simulation· 4 companies
2177. Find Three Consecutive Integers That Sum to a Given NumberVideo
Solution65.3%Medium
Math, Simulation· 1 company
2178. Maximum Split of Positive Even IntegersVideo
Solution59.9%Medium
Backtracking, Greedy +1· 1 company
Showing 301–350 of 691