I’m sure everyone has seen this joke:

“There are 10 types of people in the world. Those who understand binary and those who don’t.”

I prefer the following version that goes as follows:

There are 10 kinds of people in the world:

- those who understand trinary,
- those who don’t understand trinary
- and those who mistake it for binary.

RomainI prefer this one :

There are only 10 types of people in the world : those who understand binary, those who donâ€™t, and those who understand gray code.

Justme8800Since when is there a numeral “3” in trinary? Does this make you a member of the second group?

RuudEvery positional numeral system has base 10.

alloThere are two types of people:

1) those, who start their indexes with 1

1) those, who start their indexes with 0