To show you how to calculate the Distances filter for a Pick 2 number here a step by step example.
Step 1: Divide the number into separate digits: 78 => 7 8 Step 2: Calculate the distance between each digit and the next (the last digit with the first): 7 to 8 = 1 8 to 7 = 1 Step 3: Combine the filters to a string: 1 1 = 11