K

Karat

15 questions tracked15 with solutions
πŸ”
Frequency scoreSorted highest β†’ lowest frequencyβœ“ Our Solution = we have a detailed walkthrough

Showing 15 of 15 questions

1
HardText Justificationβœ“ Our Solution
100
ArrayStringSimulation
2
EasyCheck if Every Row and Column Contains All Numbersβœ“ Our Solution
90
ArrayHash TableMatrix
3
EasyFind Words That Can Be Formed by Charactersβœ“ Our Solution
89
ArrayHash TableStringCounting
4
MediumWord Searchβœ“ Our Solution
86
ArrayStringBacktrackingDepth-First Search+1
5
MediumAlert Using Same Key-Card Three or More Times in a One Hour Periodβœ“ Our Solution
80
ArrayHash TableStringSorting
6
MediumCourse Scheduleβœ“ Our Solution
61
Depth-First SearchBreadth-First SearchGraphTopological Sort
7
EasyRansom Noteβœ“ Our Solution
61
Hash TableStringCounting
8
MediumValid Sudokuβœ“ Our Solution
55
ArrayHash TableMatrix
9
MediumNumber of Islandsβœ“ Our Solution
55
ArrayDepth-First SearchBreadth-First SearchUnion Find+1
10
MediumMaximal Squareβœ“ Our Solution
55
ArrayDynamic ProgrammingMatrix
11
MediumSubdomain Visit Countβœ“ Our Solution
48
ArrayHash TableStringCounting
12
HardWord Search IIβœ“ Our Solution
48
ArrayStringBacktrackingTrie+1
13
MediumCourse Schedule IIβœ“ Our Solution
48
Depth-First SearchBreadth-First SearchGraphTopological Sort
14
MediumJump Gameβœ“ Our Solution
48
ArrayDynamic ProgrammingGreedy
15
48
ArrayHash Table