- #1
msa969
- 3
- 0
I know that if you have 4 numbers eg. 1,23,4 then the total number fo diffferent combination is
4*3*2*1 = 24
what about if one number is the same eg. 1966
Thank you
4*3*2*1 = 24
what about if one number is the same eg. 1966
Thank you