Top Interview 150

When working with sorted arrays, one common interview problem is removing duplicates in-place while maintaining the relative order of elements. Let’s break down

Output: k = 5, nums = [0,1,2,3,4,_,_,_,_,_]

✨ Pro Tips for Interviews

1. Ask clarifying questions:
   
   
   
   
   • Confirm if the order of elements must be preserved.
   
   
   
   


2. Consider edge cases:
   
   
   
   
   • Empty array.
   
   
   • Array with all identical elements.
   
   
   
   


3. Explain the two-pointer logic clearly:
   
   
   
   
   • It’s simple but highly effective for problems requiring in-place modifications.
   
   
   
   

📚 Learn More

Check out the full explanation and code walkthrough on Dev.to:

👉 Remove Element - JavaScript Solution

How would you approach this problem? Let me know in the comments! 🚀

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