If you employees 1 and 2 and two tasks A and B you can assign employee 1 to work on task A and employee 2 to work on task B, or vice versa. Because employees have different skill sets one or the other of the assignments may be more efficient. Similarly in the diagram above we see 3 employees and 3 tasks. There are 6 ways to assign the employees and 9 employee/task combinations to evaluate. We can set this up as a linear programming problem and have solver select the best assignment or compare the 6 possible arrangements. If we move up to 6 employees and 6 tasks what does this look like