Directi
https://directi.comProvides domain registration and web services.
Problem Statistics
Breakdown of 9 problems.
Difficulty Distribution
Medium (5)
Hard (4)
Recency Distribution
Within 3-6 months (9)
Most Common Tags (Top 7)
Array (6)
Dynamic Programming (3)
Tree (3)
Depth-First Search (3)
Graph (3)
Binary Tree (1)
Hash Table (1)
Coding Interview Problems for Directi
9
Binary Tree Maximum Path Sum
3-6 months ago
Hard
Topics
Dynamic Programming
Tree
Depth-First Search
Binary Tree
Trending
Recent
Difference Between Maximum and Minimum Price Sum
3-6 months ago
Hard
Topics
Array
Dynamic Programming
Tree
Depth-First Search
Trending
Recent
Find Longest Awesome Substring
3-6 months ago
Hard
Topics
Hash Table
String
Bit Manipulation
Trending
Recent
Largest Submatrix With Rearrangements
3-6 months ago
Medium
Topics
Array
Greedy
Sorting
Matrix
Trending
Recent
Maximum XOR of Two Non-Overlapping Subtrees
3-6 months ago
Hard
Topics
Tree
Depth-First Search
Graph
Trie
Trending
Recent
Min Cost to Connect All Points
3-6 months ago
Medium
Topics
Array
Union Find
Graph
Minimum Spanning Tree
Trending
Recent
Minimum Cost to Buy Apples
3-6 months ago
Medium
Topics
Array
Graph
Heap (Priority Queue)
Shortest Path
Trending
Recent
Number of Sub-arrays With Odd Sum
3-6 months ago
Medium
Topics
Array
Math
Dynamic Programming
Prefix Sum
Trending
Recent
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