1 2 3 4 51 10 15 20 9 402 12 17 15 20 103 18 14 10 35 1

1
2
3
4
51
10
15
20
9
402
12
17
15
20
103
18
14
10
35
164
9
12
33
28
19ij
Warehouse allocation. Consider the case of 4 warehouses and 5 stores. The fixed cost of opening a warehouse is 20 ($ thousand).
The transportation cost c
ij
of shipments between the warhouses and the stores is summarized in the table above.
a) Formulate the problem as an ILP (interger Linear Program) and find the optimum solution (using excel solver)
b) Solve the problem using TS (Tabu Search Algorithrim) with a tabu tenure period of two iterations.

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