Random number generator always picks the same value when run inside a loop

Question

The problem with the code is, when I try to generate a number, if the spin is equal 1 it generates values inside range (1,2,3) if if try to use the loop to sum random values

Answer 1

One trick is to manually create the seed by adding DateTime.Now.Ticks to the variable i:

Random r = new Random((int)DateTime.Now.Ticks + i);