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Problem Statistics
Breakdown of 14 problems.

Difficulty Distribution

(3)
(9)
(2)

Recency Distribution

(14)

Most Common Tags (Top 7)

Array (11)
String (7)
Hash Table (6)
Matrix (6)
Depth-First Search (4)
Breadth-First Search (3)
Counting (3)
Coding Interview Problems for Karat
14
Alert Using Same Key-Card Three or More Times in a One Hour Period
3-6 months ago
Medium

Topics

Array
Hash Table
String
Sorting
Trending
Recent
Mock
Check if Every Row and Column Contains All Numbers
3-6 months ago
Easy

Topics

Array
Hash Table
Matrix
Trending
Recent
Mock
Course Schedule
3-6 months ago
Medium

Topics

Depth-First Search
Breadth-First Search
Graph
Topological Sort
Trending
Recent
Mock
Course Schedule II
3-6 months ago
Medium

Topics

Depth-First Search
Breadth-First Search
Graph
Topological Sort
Trending
Recent
Mock
Find Words That Can Be Formed by Characters
3-6 months ago
Easy

Topics

Array
Hash Table
String
Counting
Trending
Recent
Mock
Jump Game
3-6 months ago
Medium

Topics

Array
Dynamic Programming
Greedy
Trending
Recent
Mock
Maximal Square
3-6 months ago
Medium

Topics

Array
Dynamic Programming
Matrix
Trending
Recent
Mock
Number of Islands
3-6 months ago
Medium

Topics

Array
Depth-First Search
Breadth-First Search
Union Find
+1 more
Trending
Recent
Mock
Ransom Note
3-6 months ago
Easy

Topics

Hash Table
String
Counting
Trending
Recent
Mock
Subdomain Visit Count
3-6 months ago
Medium

Topics

Array
Hash Table
String
Counting
Trending
Recent
Mock
Text Justification
3-6 months ago
Hard

Topics

Array
String
Simulation
Trending
Recent
Mock
Valid Sudoku
3-6 months ago
Medium

Topics

Array
Hash Table
Matrix
Trending
Recent
Mock
Word Search
3-6 months ago
Medium

Topics

Array
String
Backtracking
Depth-First Search
+1 more
Trending
Recent
Mock
Word Search II
3-6 months ago
Hard

Topics

Array
String
Backtracking
Trie
+1 more
Trending
Recent
Mock

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