Blind 75
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0%
Sliding Window
(0 / 4)
Best Time to Buy and Sell Stock
Junior
Longest Repeating Character Replacement
Mid
Longest Substring Without Repeating Characters
Mid
Minimum Window Substring
Senior
Dynamic Programming
(0 / 13)
Climbing Stairs
Junior
Word Break
Junior
Coin Change
Mid
Combination Sum IV
Mid
Decode Ways
Mid
House Robber
Mid
House Robber II
Mid
Longest Common Subsequence
Mid
Longest Increasing Subsequence
Mid
Longest Palindromic Substring
Mid
Maximum Product Subarray
Mid
Palindromic Substrings
Mid
Unique Paths
Mid
Arrays & Hashing
(0 / 7)
Contains Duplicate
Junior
Two Sum
Junior
Valid Anagram
Junior
Encode and Decode Strings
Mid
Group Anagrams
Mid
Product of Array Except Self
Mid
Top K Frequent Elements
Mid
Bit Manipulation
(0 / 5)
Counting Bits
Junior
Missing Number
Junior
Number of 1 Bits
Junior
Reverse Bits
Junior
Sum of Two Integers
Mid
Trees
(0 / 11)
Invert Binary Tree
Junior
Maximum Depth of Binary Tree
Junior
Same Tree
Junior
Subtree of Another Tree
Junior
Binary Tree Level Order Traversal
Mid
Construct Binary Tree from Preorder and Inorder Traversal
Mid
Kth Smallest Element in a BST
Mid
Lowest Common Ancestor of a Binary Search Tree
Mid
Validate Binary Search Tree
Mid
Binary Tree Maximum Path Sum
Senior
Serialize and Deserialize Binary Tree
Senior
Linked Lists
(0 / 6)
Linked List Cycle
Junior
Merge Two Sorted Lists
Junior
Reverse Linked List
Junior
Remove Nth Node From End of List
Mid
Reorder List
Mid
Merge k Sorted Lists
Senior
Intervals
(0 / 5)
Meeting Rooms
Junior
Insert Interval
Mid
Meeting Rooms II
Mid
Merge Intervals
Mid
Non-overlapping Intervals
Mid
Two Pointers
(0 / 3)
Valid Palindrome
Junior
3Sum
Mid
Container With Most Water
Mid
Stacks
(0 / 1)
Valid Parentheses
Junior
Graphs
(0 / 7)
Clone Graph
Mid
Course Schedule
Mid
Number of Islands
Mid
Pacific Atlantic Water Flow
Mid
Alien Dictionary
Senior
Graph Valid Tree
Senior
Number of Connected Components in an Undirected Graph
Senior
Tries
(0 / 3)
Design Add and Search Words Data Structure
Mid
Implement Trie (Prefix Tree)
Mid
Word Search II
Senior
Binary Search
(0 / 2)
Find Minimum in Rotated Sorted Array
Mid
Search in Rotated Sorted Array
Mid
Greedy
(0 / 2)
Jump Game
Mid
Maximum Subarray
Mid
Graphs
(0 / 1)
Longest Consecutive Sequence
Mid
Math and Geometry
(0 / 3)
Rotate Image
Mid
Set Matrix Zeroes
Mid
Spiral Matrix
Mid
Heaps
(0 / 1)
Find Median from Data Stream
Senior
Top 75 Blind 75 Interview Questions And Answers 2025 | TechPrep