Optimal solution to COVRP instance A-39-5:
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Route = 1 23 20 29 5 16 7 3 22, Demand = 100, RLen = 110.930084
Route = 8 11 17 26 34 24 35 37, Demand = 86, RLen = 147.882599
Route = 14 4 18 9 12, Demand = 98, RLen = 30.993952
Route = 19 25 33 31 38 15 10 32 2, Demand = 98, RLen = 136.174834
Route = 21 30 13 28 6 36 27, Demand = 93, RLen = 123.702741
Sum of route lengths = 549.684210
CAP = 100
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