T

Turing

41 questions tracked41 with solutions
πŸ”
Frequency scoreSorted highest β†’ lowest frequencyβœ“ Our Solution = we have a detailed walkthrough

Showing 41 of 41 questions

1
EasyValid Parenthesesβœ“ Our Solution
100
StringStack
2
MediumLongest Substring Without Repeating Charactersβœ“ Our Solution
92
Hash TableStringSliding Window
3
EasyBaseball Gameβœ“ Our Solution
81
ArrayStackSimulation
4
MediumMinimum Cost For Ticketsβœ“ Our Solution
74
ArrayDynamic Programming
5
MediumKoko Eating Bananasβœ“ Our Solution
72
ArrayBinary Search
6
MediumNumber of Islandsβœ“ Our Solution
66
ArrayDepth-First SearchBreadth-First SearchUnion Find+1
7
MediumValidate IP Addressβœ“ Our Solution
66
String
8
EasyLongest Common Prefixβœ“ Our Solution
66
StringTrie
9
MediumMinimum Length of Anagram Concatenationβœ“ Our Solution
62
Hash TableStringCounting
10
EasyFind the Town Judgeβœ“ Our Solution
62
ArrayHash TableGraph
11
MediumMaximum Subarrayβœ“ Our Solution
58
ArrayDivide and ConquerDynamic Programming
12
EasyClimbing Stairsβœ“ Our Solution
58
MathDynamic ProgrammingMemoization
13
MediumApply Operations to Make Sum of Array Greater Than or Equal to kβœ“ Our Solution
58
MathGreedyEnumeration
14
MediumMerge Intervalsβœ“ Our Solution
58
ArraySorting
15
MediumHouse Robberβœ“ Our Solution
52
ArrayDynamic Programming
16
HardRegular Expression Matchingβœ“ Our Solution
52
StringDynamic ProgrammingRecursion
17
MediumProduct of Array Except Selfβœ“ Our Solution
52
ArrayPrefix Sum
18
EasyPartition Array Into Three Parts With Equal Sumβœ“ Our Solution
52
ArrayGreedy
19
EasyDegree of an Arrayβœ“ Our Solution
52
ArrayHash Table
20
MediumFind Duplicate File in Systemβœ“ Our Solution
52
ArrayHash TableString
21
MediumMaximum Number of Vowels in a Substring of Given Lengthβœ“ Our Solution
52
StringSliding Window
22
MediumLongest Consecutive Sequenceβœ“ Our Solution
52
ArrayHash TableUnion Find
23
EasyReverse Only Lettersβœ“ Our Solution
44
Two PointersString
24
44
ArrayTwo PointersSorting
25
MediumSum of Digit Differences of All Pairsβœ“ Our Solution
44
ArrayHash TableMathCounting
26
MediumGroup Anagramsβœ“ Our Solution
44
ArrayHash TableStringSorting
27
MediumMinimum Number of Operations to Make Word K-Periodicβœ“ Our Solution
44
Hash TableStringCounting
28
MediumJump Gameβœ“ Our Solution
44
ArrayDynamic ProgrammingGreedy
29
44
Dynamic Programming
30
MediumFind First and Last Position of Element in Sorted Arrayβœ“ Our Solution
44
ArrayBinary Search
31
MediumFind All Anagrams in a Stringβœ“ Our Solution
44
Hash TableStringSliding Window
32
EasyValid Palindromeβœ“ Our Solution
44
Two PointersString
33
MediumConsecutive Numbersβœ“ Our Solution
44
Database
34
EasyBest Time to Buy and Sell Stockβœ“ Our Solution
44
ArrayDynamic Programming
35
MediumSpiral Matrixβœ“ Our Solution
44
ArrayMatrixSimulation
36
MediumKth Largest Element in an Arrayβœ“ Our Solution
44
ArrayDivide and ConquerSortingHeap (Priority Queue)+1
37
EasyMaximum Repeating Substringβœ“ Our Solution
44
StringDynamic ProgrammingString Matching
38
MediumNumber of Subsequences That Satisfy the Given Sum Conditionβœ“ Our Solution
44
ArrayTwo PointersBinary SearchSorting
39
MediumLongest Palindromic Substringβœ“ Our Solution
44
Two PointersStringDynamic Programming
40
MediumLongest Repeating Character Replacementβœ“ Our Solution
44
Hash TableStringSliding Window
41
MediumMinimum Number of Operations to Satisfy Conditionsβœ“ Our Solution
44
ArrayDynamic ProgrammingMatrix