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Problems

673 problems

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

673 results

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TitleSolutionAcceptDifficultyTopics
1786. Number of Restricted Paths From First to Last NodeVideo
Solution41.6%Medium
Dynamic Programming, Graph +3· 1 company
1787. Make the XOR of All Segments Equal to ZeroVideo
Solution41.1%Hard
Array, Bit Manipulation +1· 2 companies
1799. Maximize Score After N OperationsVideo
Solution57.8%Hard
Array, Backtracking +5· 2 companies
1815. Maximum Number of Groups Getting Fresh DonutsVideo
Solution41.7%Hard
Array, Bit Manipulation +3· 1 company
1824. Minimum Sideway JumpsVideo
Solution51.6%Medium
Array, Dynamic Programming +1· 6 companies
1857. Largest Color Value in a Directed GraphVideo
Solution57.3%Hard
Counting, Dynamic Programming +4· 5 companies
1866. Number of Ways to Rearrange Sticks With K Sticks VisibleVideo
Solution62.7%Hard
Combinatorics, Dynamic Programming +1· 1 company
1871. Jump Game VIIVideo
Solution35.4%Medium
Dynamic Programming, Prefix Sum +2· 4 companies
1872. Stone Game VIIIVideo
Solution75.2%Hard
Array, Dynamic Programming +3· 1 company
1879. Minimum XOR Sum of Two ArraysVideo
Solution52.0%Hard
Array, Bit Manipulation +2· 1 company
1883. Minimum Skips to Arrive at Meeting On TimeVideo
Solution38.9%Hard
Array, Dynamic Programming· 1 company
1884. Egg Drop With 2 Eggs and N FloorsVideo
Solution74.6%Medium
Dynamic Programming, Math· 2 companies
1888. Minimum Number of Flips to Make the Binary String AlternatingVideo
Solution53.5%Medium
Dynamic Programming, Greedy +2· 5 companies
1896. Minimum Cost to Change the Final Value of ExpressionVideo
Solution50.0%Hard
Dynamic Programming, Math +2· 1 company
1900. The Earliest and Latest Rounds Where Players CompeteVideo
Solution72.1%Hard
Dynamic Programming, Memoization· 4 companies
1908. Game of NimVideoPremium
Solution62.4%Medium
Array, Bit Manipulation +4
1911. Maximum Alternating Subsequence SumVideo
Solution59.4%Medium
Array, Dynamic Programming· 4 companies
1916. Count Ways to Build Rooms in an Ant ColonyVideo
Solution52.4%Hard
Combinatorics, Dynamic Programming +4· 1 company
1928. Minimum Cost to Reach Destination in TimeVideo
Solution42.6%Hard
Array, Dynamic Programming +1· 6 companies
1931. Painting a Grid With Three Different ColorsVideo
Solution77.2%Hard
Dynamic Programming· 7 companies
1937. Maximum Number of Points with CostVideo
Solution41.8%Medium
Array, Dynamic Programming +1· 4 companies
1947. Maximum Compatibility Score SumVideo
Solution65.0%Medium
Array, Backtracking +3· 1 company
1955. Count Number of Special SubsequencesVideo
Solution53.4%Hard
Array, Dynamic Programming· 1 company
1959. Minimum Total Space Wasted With K Resizing OperationsVideo
Solution44.6%Medium
Array, Dynamic Programming· 1 company
1976. Number of Ways to Arrive at DestinationVideo
Solution37.4%Medium
Dynamic Programming, Graph +2· 5 companies
1977. Number of Ways to Separate NumbersVideo
Solution21.7%Hard
Dynamic Programming, String +1· 1 company
1981. Minimize the Difference Between Target and Chosen ElementsVideo
Solution36.8%Medium
Array, Dynamic Programming +1· 2 companies
1986. Minimum Number of Work Sessions to Finish the TasksVideo
Solution35.3%Medium
Array, Backtracking +3· 2 companies
1987. Number of Unique Good SubsequencesVideo
Solution52.7%Hard
Dynamic Programming, String· 2 companies
1994. The Number of Good SubsetsVideo
Solution37.8%Hard
Array, Bit Manipulation +3· 2 companies
1997. First Day Where You Have Been in All the RoomsVideo
Solution40.5%Medium
Array, Dynamic Programming· 1 company
2002. Maximum Product of the Length of Two Palindromic SubsequencesVideo
Solution63.0%Medium
Backtracking, Bit Manipulation +3· 2 companies
2003. Smallest Missing Genetic Value in Each SubtreeVideo
Solution48.4%Hard
Depth-First Search, Dynamic Programming +2
2005. Subtree Removal Game with Fibonacci TreeVideoPremium
–54.9%Hard
Binary Tree, Dynamic Programming +3· 1 company
2008. Maximum Earnings From TaxiVideo
Solution46.9%Medium
Array, Binary Search +3· 8 companies
2019. The Score of Students Solving Math ExpressionVideo
Solution34.8%Hard
Array, Dynamic Programming +4· 2 companies
2035. Partition Array Into Two Arrays to Minimize Sum DifferenceVideo
Solution24.4%Hard
Array, Binary Search +5· 9 companies
2036. Maximum Alternating Subarray SumVideoPremium
Solution40.0%Medium
Array, Dynamic Programming· 1 company
2050. Parallel Courses IIIVideo
Solution67.0%Hard
Array, Dynamic Programming +2· 9 companies
2052. Minimum Cost to Separate Sentence Into RowsVideoPremium
Solution50.1%Medium
Array, Dynamic Programming· 1 company
2054. Two Best Non-Overlapping EventsVideo
Solution64.0%Medium
Array, Binary Search +3· 7 companies
2060. Check if an Original String Exists Given Two Encoded StringsVideo
Solution43.6%Hard
Dynamic Programming, String· 2 companies
2063. Vowels of All SubstringsVideo
Solution55.3%Medium
Combinatorics, Dynamic Programming +2· 2 companies
2086. Minimum Number of Food Buckets to Feed the HamstersVideo
Solution48.1%Medium
Dynamic Programming, Greedy +1· 3 companies
2088. Count Fertile Pyramids in a LandVideo
Solution66.5%Hard
Array, Dynamic Programming +1· 1 company
2100. Find Good Days to Rob the BankVideo
Solution52.1%Medium
Array, Dynamic Programming +1· 2 companies
2110. Number of Smooth Descent Periods of a StockVideo
Solution67.7%Medium
Array, Dynamic Programming +1· 3 companies
2140. Solving Questions With BrainpowerVideo
Solution60.2%Medium
Array, Dynamic Programming· 5 companies
2143. Choose Numbers From Two Arrays in RangePremium
Solution51.4%Hard
Array, Dynamic Programming· 1 company
2147. Number of Ways to Divide a Long CorridorVideo
Solution54.6%Hard
Dynamic Programming, Math +1· 3 companies
Showing 301–350 of 673