Dominic system
The Dominic system is a similar but simpler memory technique to the major system . The system was invented by Dominic O'Brien in order to be able to remember the order of many playing cards within a very short time.
| Digit | 1 | 2 | 3 | 4th | 5 | 6th | 7th | 8th | 9 | 0 |
|---|---|---|---|---|---|---|---|---|---|---|
| Replacement letter | A. | B. | C. | D. | E. | S. | G | H | N | O |