| lista | entrada | salida | ||||
 | a, 0 | b, 0 | c, 0 |  | b | b |
| b, 1 |  | a, 0 | c, 0 |  | a | b |
| a, 1 | b, 1 |  | c, 0 |  | a | 0 |
| a, 2 | b, 1 |  | c, 0 |  | a | 0 |
| a, 3 | b, 1 |  | c, 0 |  | a | 0 |
| a, 4 | b, 1 |  | c, 0 |  | a | 0 |
| a, 5 | b, 1 |  | c, 0 |  | a | 0 |
| a, 6 | b, 1 |  | c, 0 |  | b | 1 |
| a, 6 | b, 2 |  | c, 0 |  | b | 1 |
| a, 6 | b, 3 |  | c, 0 |  | a | 0 |
| a, 7 | b, 3 |  | c, 0 |  | b | 1 |
| a, 7 | b, 4 |  | c, 0 |  | a | 0 |
| a, 8 | b, 4 |  | c, 0 |  | a | 0 |
| a, 9 | b, 4 |  | c, 0 |  | c | c |
| a, 9 | b, 4 | c, 1 |  |  | a | 0 |
| a,10 | b, 4 | c, 1 |  |  | a | 0 |
| a,11 | b, 4 | c, 1 |  |  | b | 1 |