optimize the number of products
Closes #97 (closed).
See the updated docs for the explanation.
This brings the total number of products per order from [0, 0, 4, 15, 36, 68, 112, 168, 236, 316]
to [0, 0, 1, 8, 25, 54, 95, 148, 213, 290]
in the test script I shared in #97 (closed)
Edited by Anton Akhmerov