Tag: data-structure

All the articles with the tag "data-structure".

• HashMap, Between Separate Chaining and Open Addressing, the What and the How

  25 Jan, 2025

  HashMap, a data structure that efficiently stores key-value pairs, also a data structured loved by programmer because of its advantage with fast lookup, insertion, and deletion which typically have an average time complexity of O(1). It uses hash function to compute an index into an array of buckets where the value can be found.