DSA - Data Structures and Algorithms

• 1 August 2025 String Manipulation
• 4 August 2025 5 August 2025 6 August 2025 String Manipulation
• 7 August 2025 Array Manipulation: Hash Map
  Common Hash Map Operations:

  • Put: Add a key-value pair to the hash map.
  • Get: Retrieve the value associated with a given key.
  • Remove: Delete a key-value pair by key.
  • Contains Key: Check if a key exists in the hash map.
  • Contains Value: Check if a value exists in the hash map.
  • Size: Get the number of key-value pairs in the hash map.
  • Traverse: Iterate over all key-value pairs.
  • Clear: Remove all key-value pairs from the hash map.

  Array Problems:

  • Check if 2 Arrays are Equal or Not HTML
  • Find all anagrams in list of a string and group them together HTML