[问答题]
A baker, starting a bu
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*.7eo0zlbjjms0 af.wking bread and muffins, plans to visit 5 nearby cafes
0ozwjbel.*0j. a s7m f (A-E) to enquire if they want to stock her goods in their cafes. The distances between the cafes, in km, are shown in the following weighted adjacency table.
1.Draw a possible graph for this weighted adjacency table.
2.Starting from cafe C, use the nearest-neighbour algorithm to determine an upper bound to the travelling salesman problem for this graph.
3.By removing cafe E, use the method of vertex deletion to determine a lower bound to the travelling salesman problem for this graph.