Question: There is an array with some numbers. All numbers are equal except for one. Try to find it! find_uniq([ 1, 1, 1, 2, 1, 1

There is an array with some numbers. All numbers are equal except for one. Try to find it!

find_uniq([ 1, 1, 1, 2, 1, 1 ]) == 2find_uniq([ 0, 0, 0.55, 0, 0 ]) == 0.55

It’s guaranteed that array contains at least 3 numbers.

The tests contain some very huge arrays, so think about performance.

This is the first kata in series:

  1. Find the unique number (this kata)
  2. Find the unique string
  3. Find The Unique

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