Here’s a comprehensive review list categorized into Technical and Behavioral questions to help you prepare thoroughly for your Microsoft interview. Each section includes exact algorithms/DSA topics and relevant LeetCode questions for practice.

Technical Topics to Review

1. Arrays and Strings

• Key Concepts: Iteration, Two Pointers, Sliding Window, Frequency Counters
• Algorithms:
  • Find the element appearing an odd number of times
  • Reverse a string
  • Rotate a 2D matrix
• LeetCode Questions:
  • Two Sum (Easy)
  • Valid Palindrome (Easy)
  • Rotate Image (Medium)
  • Find All Numbers Disappeared in an Array (Easy)

2. Hash Maps and Frequency Counting

• Key Concepts: Storing and retrieving data efficiently, character/number counts
• Algorithms:
  • Count the occurrences of characters in a string or numbers in an array
  • Anagram detection
• LeetCode Questions:
  • Group Anagrams (Medium)
  • Valid Anagram (Easy)

3. Sorting and Merging

• Key Concepts: Sorting arrays, merging sorted arrays
• Algorithms:
  • Merge two sorted arrays into one
  • Sort a phone book (by name or number)
• LeetCode Questions:
  • Merge Sorted Array (Easy)
  • Sort Colors (Medium)

4. Linked Lists

• Key Concepts: Traversal, Reversal, Merging, Detecting cycles