Valizada's blog

Leetcode June Challenge

In these series I will be posting my solutions to leetcode questions from June challenge.

Navigate to the linked pages below to read detailed answers:

Week 1

Week 2

Easy problems

  1. Invert binary tree
  2. Delete Node in a Linked List
  3. Two City Scheduling
  4. Reverse string
  5. Is subsequence
  6. Search Insert Position

Medium problems

  1. Queue-reconstruction-by-height
  2. Coin change 2