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Blind 75

74 questions · 0 seen

The classic 75 problems for interview prep

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Problems

⊣ 1 Two Sum
⊣ 3 Longest Substring Without Repeating Characters
⊣ 5 Longest Palindromic Substring
⊣ 7 Reverse Integer
⊣ 11 Container With Most Water
⊣ 15 3Sum
⊣ 19 Remove Nth Node From End of List
⊣ 20 Valid Parentheses
⊣ 21 Merge Two Sorted Lists
⊣ 23 Merge k Sorted Lists
⊣ 33 Search in Rotated Sorted Array
⊣ 39 Combination Sum
⊣ 45 Jump Game II
⊣ 48 Rotate Image
⊣ 49 Group Anagrams
⊣ 53 Maximum Subarray
⊣ 54 Spiral Matrix
⊣ 55 Jump Game
⊣ 56 Merge Intervals
⊣ 57 Insert Interval
⊣ 62 Unique Paths
⊣ 70 Climbing Stairs
⊣ 73 Set Matrix Zeroes
⊣ 76 Minimum Window Substring
⊣ 79 Word Search
⊣ 91 Decode Ways
⊣ 98 Validate Binary Search Tree
⊣ 100 Same Tree
⊣ 102 Binary Tree Level Order Traversal
⊣ 104 Maximum Depth of Binary Tree
⊣ 121 Best Time to Buy and Sell Stock
⊣ 124 Binary Tree Maximum Path Sum
⊣ 128 Longest Consecutive Sequence
⊣ 133 Clone Graph
⊣ 139 Word Break
⊣ 141 Linked List Cycle
⊣ 143 Reorder List
⊣ 152 Maximum Product Subarray
⊣ 153 Find Minimum in Rotated Sorted Array
⊣ 190 Reverse Bits
⊣ 191 Number of 1 Bits
⊣ 198 House Robber
⊣ 200 Number of Islands
⊣ 206 Reverse Linked List
⊣ 207 Course Schedule
⊣ 208 Implement Trie (Prefix Tree)
⊣ 211 Design Add and Search Words Data Structure
⊣ 212 Word Search II
⊣ 213 House Robber II
⊣ 217 Contains Duplicate
⊣ 226 Invert Binary Tree
⊣ 230 Kth Smallest Element in a BST
⊣ 235 Lowest Common Ancestor of a Binary Search Tree
⊣ 238 Product of Array Except Self
⊣ 242 Valid Anagram
⊣ 268 Missing Number
⊣ 295 Find Median from Data Stream
⊣ 297 Serialize and Deserialize Binary Tree
⊣ 300 Longest Increasing Subsequence
⊣ 322 Coin Change
⊣ 338 Counting Bits
⊣ 347 Top K Frequent Elements
⊣ 371 Sum of Two Integers
⊣ 377 Combination Sum IV
⊣ 417 Pacific Atlantic Water Flow
⊣ 424 Longest Repeating Character Replacement
⊣ 435 Non-overlapping Intervals
⊣ 572 Subtree of Another Tree
⊣ 647 Palindromic Substrings