TitleDifficultyCompaniesVideos
Array of Doubled PairsMediumgoogle uber
Array With Elements Not Equal to Average of NeighborsMedium
Assign Mice To HolesEasyamazon
Backend Design for Restaurant Reservation SystemMedium
Best Position for a Service CentreHardreddit
Bomb EnemyMediumamazon google uber
Breaking an integer into the sum of pairwise distinct positive integersMedium
Bulb SwitcherMediumamazon facebook mathworks
Button with Longest Push TimeEasy
Calculate floor of Log2n without using built-in functionEasy
Can Make Palindrome from SubstringMedium
Car PoolingMedium
Car Refuelling AlgorithmMedium
Celebration PartyMedium
Cellphone base coveringMedium
Check If a String Contains All Binary Codes of Size KMedium
Check if a string contains an anagram of another stringMedium
Check if Duplicates Exist Within K Manhattan Distance in MatrixMedium
Check if given undirected graph is connectedEasy
Check if ith bit is set in a 32 bit integerEasy
Check if number is odd or evenEasy
Circus tower sortingMedium
Clear the n-th bitEasy
Climbing Stairs - At most m stepsMedium
Coin Change - Count Number of Ways of representing Amount given Finite supply of denominationsMedium
Coin Change Problem Family GuideMedium
Coin Change with Fewest Number of Coins Given Finite SupplyMedium
Coloring a Graph with Maximum Degree D Using D+1 ColorsMedium
Construct Quad TreeMediumamazon apple google uber
Construct Target Array With Multiple SumsHardquora
Count all divisors of a natural numberEasy
Count All Valid Pickup and Delivery OptionsHarddoordash
Count Binary Strings Without Consecutive 1sEasy
Count Different Palindromic SubsequencesHardfacebook google linkedin pure-storage
Count domino tiling in 4xn boardMedium
Count Employees per departmentEasy
Count N-Digit Stepping NumbersMedium
Count number of ways to fill an n x 4 grid using 1 x 4 tilesEasy
Count Numbers with Unique DigitsMediumgoogle
Count of Pairs of Squares Summing to N SquaredEasy
Count reverse pairs in two individually sorted parts of an arrayMedium
Count Sorted Vowel StringsMedium
Count Squares on a ChessboardEasy
Count the divisors of a given numberEasy
Count the number of 2s between 0 and nHard
Count The RepetitionsHardamazon
Count Vowels PermutationHardc3ai
Count Ways to Tile a 3xN Board using 1x3 and 3x1 tilesMedium
Counting roundtrip paths in a graph given a number of stepsMedium
Create a word with a single 0-bit at the position of the rightmost 1-bitEasy