Optimal solution to COVRP instance P-50-7:
-----------------------------------------------------------------
Route = 2 30 48 29 5 47 21, Demand = 149, RLen = 55.138239
Route = 4 45 27 13 15 20 37 36, Demand = 136, RLen = 63.279669
Route = 6 33 1 43 41 42 22 28, Demand = 149, RLen = 61.839302
Route = 7 35 11 38 10 31, Demand = 137, RLen = 62.658017
Route = 17 40 32 44 3 16, Demand = 128, RLen = 40.413485
Route = 26 12 39 9 25 18 24 49 23, Demand = 144, RLen = 80.194976
Route = 34 46 8 19 14, Demand = 108, RLen = 33.851841
Sum of route lengths = 397.375530
CAP = 150
-----------------------------------------------------------------