Permutations - leetcode 46 - Recursive

Today we will solve the "Permutations" problem from #leetcode. We will walk through a recursive solution in order to solve this Problem. Give this problem a try here: https://leetcode.com/problems/permutations/ Don't miss the Mathematics playlist here: https://www.youtube.com/playlist?list=PLAtZcLSBX7j-f5Fwh4xXe0OK8e1CuJZuQ Don't miss Arrays playlist here: https://www.youtube.com/playlist?list=PLAtZcLSBX7j8L6QkScfDtZms_S93IN9WO Don't miss Strings playlist here: https://www.youtube.com/playlist?list=PLAtZcLSBX7j-lhMNmgq5GrNzSof5ZhFkP This question has been asked by Amazon, Google, Apple, Bloomberg, Microsoft, Facebook, Uber, and so many other companies. Please check the channel page for more leetcode solution videos. Also don't forget to like, comment, and subscribe. Hope you enjoy the video! and Thanks for watching 🙏 Chapters: 0:00 Intro and question 0:09 Examples 0:59 The Math Rule for Permutations 1:48 Recursive solution 4:00 Code walkthrough 7:10 Time and Space Complexity