Problems/Blind 75

Blind 75

Canonical interview prep list organized by topics like Arrays, Trees, Graphs, DP, and more.

75Total

1Contains Duplicate

4Group Anagrams

5Top K Frequent Elements

6Encode and Decode Strings

7Product of Array Except Self

8Longest Consecutive Sequence

1Valid Palindrome

3Container With Most Water

1Best Time to Buy and Sell Stock

2Longest Substring Without Repeating Characters

3Longest Repeating Character Replacement

4Minimum Window Substring

1Valid Parentheses

1Find Minimum in Rotated Sorted Array

2Search in Rotated Sorted Array

1Reverse Linked List

2Merge Two Sorted Lists

3Linked List Cycle

5Remove Nth Node From End of List

6Merge k Sorted Lists

1Invert Binary Tree

2Maximum Depth of Binary Tree

4Subtree of Another Tree

5Lowest Common Ancestor of a Binary Search Tree

6Binary Tree Level Order Traversal

7Validate Binary Search Tree

8Kth Smallest Element in a BST

9Construct Binary Tree from Preorder and Inorder Traversal

10Binary Tree Maximum Path Sum

11Serialize and Deserialize Binary Tree

1Find Median from Data Stream

1Combination Sum

1Implement Trie (Prefix Tree)

2Design Add and Search Words Data Structure

3Word Search II

1Number of Islands

3Pacific Atlantic Water Flow

4Course Schedule

5Graph Valid Tree

6Number of Connected Components in an Undirected Graph

1Alien Dictionary

1Climbing Stairs

3House Robber II

4Longest Palindromic Substring

5Palindromic Substrings

8Maximum Product Subarray

10Longest Increasing Subsequence

2Longest Common Subsequence

1Maximum Subarray

1Insert Interval

2Merge Intervals

3Non-overlapping Intervals

5Meeting Rooms II

3Set Matrix Zeroes

1Number of 1 Bits

3Missing Number

5Sum of Two Integers