Watch tutorials and explanations by expert teachers that walk through solving this problem.
NeetCodeIO
The Code Skool
Bro Coders
Aryan Mittal
Prakhar Agrawal
codingMohan
Algorithms Casts
A Code Daily!
Huifeng Guan
Solve more problems to master this pattern
![Smallest Missing Non-negative Integer After Operations [HARDER Follow-up] | Weekly Contest 337](https://i.ytimg.com/vi/57aL2Xpj_-U/hq720.jpg?sqp=-oaymwExCNAFEJQDSFryq4qpAyMIARUAAIhCGAHwAQH4Af4JgAKMBYoCDAgAEAEYWSBcKGUwDw==&rs=AOn4CLAZgevz-JvTn2p9DlZXCAkRcDKfew)
