Design

2025

• Problem 208 Implement Trie (Prefix Tree)

  Posted on Jan 4, 2025 7 mins

2024

• Problem 1381 Design a Stack With Increment Operation

  Posted on Oct 25, 2024 8 mins

• Problem 432 All O one Data Structure

  Posted on Oct 24, 2024 7 mins

• Problem 703 Kth Largest Element in a Stream

  Posted on Aug 12, 2024 3 mins

• Problem 284 Peeking Iterator

  Posted on Jul 27, 2024 4 mins