It is more statistical task than programming

It is more statistical task than programming one. Solution is very simple. If know mathemetical one. Also last parameter is not really needed - in the statistics we havn't order %) Just to help others to solve my hint - think about maximum (it is the same for all bags). PS: If somebody asks me why I use 2/3 - I will answer - it is empiric value. I tried values in 1/2 .. 1 and local maximum somewhere in 2/3 .. 3/4 %) PSS: YES, many years ago I knew mathematic....