| Machine 1 | Machine 2 | Machine 3 | Machine 4 |
Job 1 | O11 | O12 | O13 | O14 |
Job 2 | O21 | O22 | O23 | O24 |
Job 3 | O31 | O32 | O33 | O34 |
Job 4 | O41 | O42 | O43 | O44 |