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Problem Statistics
Breakdown of 19 problems.

Difficulty Distribution

(8)
(8)
(3)

Recency Distribution

(19)

Most Common Tags (Top 7)

Array (13)
String (7)
Hash Table (6)
Dynamic Programming (5)
Depth-First Search (4)
Tree (3)
Binary Tree (2)
Coding Interview Problems for Datadog
19
Binary Search Tree to Greater Sum Tree
3-6 months ago
Medium

Topics

Tree
Depth-First Search
Binary Search Tree
Binary Tree
Trending
Recent
Mock
Binary Tree Maximum Path Sum
3-6 months ago
Hard

Topics

Dynamic Programming
Tree
Depth-First Search
Binary Tree
Trending
Recent
Mock
Check If It Is a Straight Line
3-6 months ago
Easy

Topics

Array
Math
Geometry
Trending
Recent
Mock
Coin Change
3-6 months ago
Medium

Topics

Array
Dynamic Programming
Breadth-First Search
Trending
Recent
Mock
Design Add and Search Words Data Structure
3-6 months ago
Medium

Topics

String
Depth-First Search
Design
Trie
Trending
Recent
Mock
Design Circular Queue
3-6 months ago
Medium

Topics

Array
Linked List
Design
Queue
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
Greatest Common Divisor of Strings
3-6 months ago
Easy

Topics

Math
String
Trending
Recent
Mock
House Robber
3-6 months ago
Medium

Topics

Array
Dynamic Programming
Trending
Recent
Mock
House Robber II
3-6 months ago
Medium

Topics

Array
Dynamic Programming
Trending
Recent
Mock
Maximum Depth of N-ary Tree
3-6 months ago
Easy

Topics

Tree
Depth-First Search
Breadth-First Search
Trending
Recent
Mock
Maximum Vacation Days
3-6 months ago
Hard

Topics

Array
Dynamic Programming
Matrix
Trending
Recent
Mock
Meeting Scheduler
3-6 months ago
Medium

Topics

Array
Two Pointers
Sorting
Trending
Recent
Mock
Most Common Word
3-6 months ago
Easy

Topics

Array
Hash Table
String
Counting
Trending
Recent
Mock
Odd String Difference
3-6 months ago
Easy

Topics

Array
Hash Table
String
Trending
Recent
Mock