🏅May 2022 LeetCoding Challenge!🏅

Introduction

This Repository contains my solutions to May LeetCoding Challenge 2022 problems.

• I strongly advise you to try to solve problems on your own before looking at the solutions provided here.
• Solutions and approaches may not be optimal.
• All Solutions here are in C++.
• Checkout my LeetCode profile at michaelehab

Solutions

1. Backspace String Compare
2. Sort Array By Parity
3. Shortest Unsorted Continuous Subarray
4. Max Number of K-Sum Pairs
5. Implement Stack using Queues
6. Remove All Adjacent Duplicates in String II
7. 132 Pattern
8. Flatten Nested List Iterator
9. Letter Combinations of a Phone Number
10. Combination Sum III
11. Count Sorted Vowel Strings
12. Permutations II
13. Populating Next Right Pointers in Each Node II
14. Network Delay Time
15. Deepest Leaves Sum
16. Shortest Path in Binary Matrix
17. Find a Corresponding Node of a Binary Tree in a Clone of That Tree
18. Critical Connections in a Network
19. Longest Increasing Path in a Matrix
20. Unique Paths II
21. Coin Change
22. Palindromic Substrings
23. Ones and Zeroes
24. Longest Valid Parentheses
25. Russian Doll Envelopes
26. Number of 1 Bits
27. Number of Steps to Reduce a Number to Zero
28. Missing Number
29. Maximum Product of Word Lengths
30. Divide Two Integers
31. Check If a String Contains All Binary Codes of Size K