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Problem Statistics
Breakdown of 203 problems.

Difficulty Distribution

(48)
(123)
(32)

Recency Distribution

(19)
(52)
(132)

Most Common Tags (Top 7)

Array (101)
String (51)
Hash Table (38)
Depth-First Search (36)
Two Pointers (33)
Tree (32)
Binary Tree (32)
Coding Interview Problems for Meta
203
3Sum
3-6 months ago
Medium

Topics

Array
Two Pointers
Sorting
Trending
Recent
Mock
3Sum Closest
3-6 months ago
Medium

Topics

Array
Two Pointers
Sorting
Trending
Recent
Mock
4Sum
3-6 months ago
Medium

Topics

Array
Two Pointers
Sorting
Trending
Recent
Mock
Accounts Merge
1-3 months ago
Medium

Topics

Array
Hash Table
String
Depth-First Search
+3 more
Trending
Recent
Mock
Add Binary
3-6 months ago
Easy

Topics

Math
String
Bit Manipulation
Simulation
Trending
Recent
Mock
Add Strings
1-3 months ago
Easy

Topics

Math
String
Simulation
Trending
Recent
Mock
Add Two Numbers
3-6 months ago
Medium

Topics

Linked List
Math
Recursion
Trending
Recent
Mock
Alien Dictionary
1-3 months ago
Hard

Topics

Array
String
Depth-First Search
Breadth-First Search
+2 more
Trending
Recent
Mock
All Nodes Distance K in Binary Tree
Last 30 days
Medium

Topics

Hash Table
Tree
Depth-First Search
Breadth-First Search
+1 more
Trending
Recent
Mock
Balanced Binary Tree
3-6 months ago
Easy

Topics

Tree
Depth-First Search
Binary Tree
Trending
Recent
Mock
Basic Calculator II
1-3 months ago
Medium

Topics

Math
String
Stack
Trending
Recent
Mock
Best Time to Buy and Sell Stock
3-6 months ago
Easy

Topics

Array
Dynamic Programming
Trending
Recent
Mock
Best Time to Buy and Sell Stock II
3-6 months ago
Medium

Topics

Array
Dynamic Programming
Greedy
Trending
Recent
Mock
Binary Search Tree Iterator
3-6 months ago
Medium

Topics

Stack
Tree
Design
Binary Search Tree
+2 more
Trending
Recent
Mock
Binary Tree Inorder Traversal
3-6 months ago
Easy

Topics

Stack
Tree
Depth-First Search
Binary Tree
Trending
Recent
Mock