Package cereal provides a generator of unique strings based on an alphabet in sequential order. When a cycle of
the alphabet is complete, a new character is appended, and the cycle restarts.
This is the first 21 strings returned from the generator when the alphabet 0123456789 is used.
0
1
2
3
4
5
6
7
8
9
00
01
02
03
04
05
06
07
08
09
10
11