Remove duplicate numbers from the list

[gordonlu310]

Check the procedure RemoveDuplicates here:

[FREE] ListUtilz Extension - A Powerful Lists Management Extension

I'm sorry, I hate to break it to you, but almost every single block in this extension can be replicated with built-in blocks. Here is my approach in some of the blocks, there are still more that I haven't tried but can be replicated. Still, nice effort. (gave a like) [blocks]