From\To

W₁

W₂

W₃

Availability

Penalty (1)

Penalty (2)

Penalty (3)

S₁

10

(4)

4

(10)

11

\14 4

6

1

1

S₂

12

5

8

(10)

\10

3

4

-

S₃

9

(4)

6

7

(2)

\6 4

1

2

2

Requirement

\8 4

\10

\12 \2

30\30

Penalty (1)

1

1

1

Penalty (2)

1

-

1

Penalty (3)

1

-

1