Optimal solution to COVRP instance B-51-7:
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Route = 5 40 36 48 33 19 3 35, Demand = 96, RLen = 162.281048
Route = 6 4 42 16 17 10 2 38 34, Demand = 99, RLen = 122.566724
Route = 11 43 26 28 7 14, Demand = 100, RLen = 59.972614
Route = 18 39 29 13, Demand = 97, RLen = 53.236068
Route = 21 44 20 1 9 49 30, Demand = 92, RLen = 77.624472
Route = 23 50 15 47 45 25 46 22 24, Demand = 100, RLen = 69.350625
Route = 41 27 31 32 37 12 8, Demand = 100, RLen = 80.108892
Sum of route lengths = 625.140443
CAP = 100
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