Watch tutorials and explanations by expert teachers that walk through solving this problem.
take U forward
Back To Back SWE
NeetCode
NeetCodeIO
Algorithms Made Easy
codestorywithMIK
Cracking FAANG
Deepti Talesra
Solve more problems to master this pattern
![Next Permutation - LeetCode 31 - Python [O(n) time and O(1) Space!]](https://i.ytimg.com/vi/9xT2Xzlo4i4/hq720.jpg?sqp=-oaymwEXCNAFEJQDSFryq4qpAwkIARUAAIhCGAE=&rs=AOn4CLAK9AIksujqjaW8DrCX85ho0miCJw)
