Job

Sequence of genes

Sequence of operations

1

2 (Machine 2) ? 3 (Machine 3) ? 4 (Machine 4) ? 1 (Machine 1)

2 ? 3 ? 4 ? 1

2

6 [6 ? 4 = 2 (Machine 2)] ? 5 [5 ? 4 = 1 (Machine 1)] ? 7 [7 ? 4 = 3 (Machine 3)] ? 8 [8 ? 4 = 4 (Machine 4)]

2 ? 1 ? 3 ? 4

3

10 [10 ? 8 = 2 (Machine 2)] ? 11 [11 ? 8 = 3 (Machine 3)] ? 9 [9 ? 8 = 1 (Machine 1)] ? 12 [12 ? 8 = 4 (Machine 4)]

2 ? 3 ? 1 ? 4

4

15 [15 ? 12 = 3 (Machine 3)] ? 16 [16 ? 12 = 4 (Machine 4)] ? 14 [14 ? 12 = 2 (Machine 2)] ? 13 [13 ? 12 = 1 (Machine 1)]

3? 4 ? 2 ? 1