Leetcode Practice Problems

This repository contains the top Leetcode practice problems along with their detailed solutions in video, written and codes.

The aim is to build a single repository for all the solutions available online, which can then be used by people for practicing their concepts.

Backtracking Practice Problems

Problem Name	Difficulty Level	Video Solution	Code Link	Written Explanation	Companies
Subsets	Medium	Video	Code Files	https://prepfortech.in/leetcode-solutions/subsets	Facebook, Apple, Amazon, Microsoft, Adobe, Bloomberg, Yahoo
Subsets II	Medium	Video	Code Files	https://prepfortech.in/leetcode-solutions/subsets-ii	Amazon, Google, Microsoft
Permutations	Medium	Video	Code Files	https://prepfortech.in/leetcode-solutions/permutations	Amazon, Apple, Adobe, Bloomberg, Citadel
Letter Combinations Of A Phone Number	Medium	Video	Code Files	https://prepfortech.in/leetcode-solutions/letter-combinations-of-a-phone-number	Facebook, Amazon, Google, Epic Systems, Adobe, Apple, Microsoft, Pinterest, Bloomberg, Tesla, IBM, Zoho
Combination Sum	Medium	Video	Code Files	https://prepfortech.in/leetcode-solutions/combination-sum	Amazon, Google, Microsoft
Combination Sum II	Medium	Video	Code Files	https://prepfortech.in/leetcode-solutions/combination-sum-ii	TikTok, Facebook, Amazon, Adobe
N Queens	Medium	Video	Code Files	https://prepfortech.in/leetcode-solutions/n-queens	Amazon, TikTok, Facebook, Google, Apple, Citadel
Word Search	Medium	Video	Code Files	https://prepfortech.in/leetcode-solutions/word-search	Amazon, Google, Microsoft
Word Search II	Hard	Video	Code Files	https://prepfortech.in/leetcode-solutions/word-search-ii	Facebook, Amazon, Microsoft, Uber, Two Sigma, eBay, Google, SnowFlake, Captial One

Dynamic Programming Practice Problems

Problem	Difficulty	Video Solution	Code Files	Written Solution	Companies
Climbing Stairs	Medium	Video Solution	Code Files	Written Solution	N/A
Coin Change	Medium	Video Solution	Code Files	Written Solution	N/A
Palindromic Substrings	Medium	Video Solution	Code Files	Written Solution	N/A
Partition Equals Subset Sum	Medium	Video Solution	Code Files	Written Solution	N/A
House Robber	Medium	Video Solution	Code Files	Written Solution	N/A
Target Sum	Medium	Video Solution	Code Files	Written Solution	N/A
Longest Increasing Subsequence	Medium	Video Solution	Code Files	Written Solution	N/A
Longest Common Subsequence	Medium	Video Solution	Code Files	Written Solution	N/A
Integer Replacement	Medium	Video Solution	Code Files	Written Solution	N/A
Edit Distance	Medium	Video Solution	Code Files	Written Solution	N/A
House Robber II	Medium	Video Solution	Code Files	Written Solution	N/A
Decode Ways	Medium	Video Solution	Code Files	Written Solution	N/A
Longest Palindromic Substring	Medium	Video Solution	Code Files	Written Solution	N/A
Min Cost Climbing Stairs	Medium	Video Solution	Code Files	Written Solution	N/A
Integer Break	Medium	Video Solution	Code Files	Written Solution	N/A
Jump Game	Medium	Video Solution	Code Files	Written Solution	N/A
0 1 Matrix	Medium	Video Solution	Code Files	Written Solution	N/A
Word Break	Medium	Video Solution	Code Files	Written Solution	N/A
Unique Paths	Medium	Video Solution	Code Files	Written Solution	N/A