I wrote that thread after yours because I thought it of independent interest for people who weren't following your problem. I posted a pointer to that thread from yours, but I guess you missed the pointer.

Please do get back to me and tell me whether that solution was fast enough for you.

In reply to Re^7: Divide array of integers into most similar value halves by tilly
in thread Divide array of integers into most similar value halves by Pepe

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