Coding Checklist (Blind 75 Prioritized)

Array/Graph Problems

• Two Sum (Easy)Blind 75
• Best Time to Buy/Sell Stock (Easy)Blind 75
• Contains Duplicate (Easy)Blind 75
• Product of Array Except Self (Medium)Blind 75
• Maximum Subarray (Medium)Blind 75
• 3 Sum (Medium)Blind 75
• Container With Most Water (Medium)Blind 75
• Clone Graph (Medium)Blind 75
• Course Schedule (Medium)Blind 75
• Number of Islands (Medium)Blind 75
• Longest Consecutive Sequence (Medium)Blind 75
• Maximum Product Subarray (Medium)
• Find Minimum in Rotated Sorted Array (Medium)
• Search in Rotated Sorted Array (Medium)
• Pacific Atlantic Water Flow (Medium)
• Graph Valid Tree (Medium)
• Number of Connected Components (Medium)

Linked List

• Reverse Linked List (Easy)Blind 75
• Detect Cycle in Linked List (Easy)Blind 75
• Merge Two Sorted Lists (Easy)Blind 75
• Remove Nth Node From End (Medium)
• Reorder List (Medium)

Binary Search

• Search in Rotated Sorted Array (Medium)Blind 75
• Find Minimum in Rotated Sorted Array (Medium)Blind 75
• Koko Eating Bananas (Medium)
• Search a 2D Matrix (Medium)
• Find Peak Element (Medium)
• Guess Number Higher/Lower (Easy)
• Sqrt(x) (Easy)
• Arranging Coins (Easy)
• Valid Perfect Square (Easy)
• Capacity To Ship Packages (Medium)
• Kth Missing Positive Number (Easy)

Binary Tree

• Maximum Depth (Easy)Blind 75
• Same Tree (Easy)Blind 75
• Invert Binary Tree (Easy)Blind 75
• Validate BST (Medium)Blind 75
• Level Order Traversal (Medium)Blind 75
• Subtree of Another Tree (Medium)
• Construct from Preorder/Inorder (Medium)
• Kth Smallest in BST (Medium)
• LCA of BST (Medium)

Strings

• Longest Substring Without Repeating (Medium)Blind 75
• Valid Anagram (Easy)Blind 75
• Group Anagrams (Medium)Blind 75
• Valid Parentheses (Easy)Blind 75
• Longest Palindromic Substring (Medium)Blind 75
• Longest Repeating Replacement (Medium)
• Valid Palindrome (Easy)
• Palindromic Substrings (Medium)
• Encode/Decode Strings (Medium)

Trie & Word Problems

• Implement Trie (Medium)Blind 75
• Add and Search Word (Medium)