----------------  SOLUTION  -------------------

solution cost   : 981.897
number of trips : 5

trip 1, 9 customers, sequence : 13 18 19 21 20 22 23 24 25 
   weight    : 5950
   volume    : 750
   trip cost : 259.396

trip 2, 8 customers, sequence : 2 11 32 10 9 8 7 6 
   weight    : 7330
   volume    : 758
   trip cost : 150.126

trip 3, 6 customers, sequence : 17 26 27 16 28 29 
   weight    : 7350
   volume    : 727
   trip cost : 251.391

trip 4, 5 customers, sequence : 30 31 14 15 1 
   weight    : 6950
   volume    : 513
   trip cost : 166.971

trip 5, 4 customers, sequence : 4 5 12 3 
   weight    : 1790
   volume    : 670
   trip cost : 154.013

__________________________________________________________

----------------  BIN PACKING  -------------------

trip 1 - vehicule packing see 2l_cvrp1404_T1.png
-----------------
customer 13, list of items : 1 2 3 
customer 18, list of items : 4 
customer 19, list of items : 5 6 7 8 
customer 21, list of items : 9 10 
customer 20, list of items : 11 12 
customer 22, list of items : 13 
customer 23, list of items : 14 15 
customer 24, list of items : 16 
customer 25, list of items : 17 

trip 2 - vehicule packing see 2l_cvrp1404_T2.png
-----------------
customer 2, list of items : 1 
customer 11, list of items : 2 
customer 32, list of items : 3 4 5 6 
customer 10, list of items : 7 
customer 9, list of items : 8 9 
customer 8, list of items : 10 
customer 7, list of items : 11 
customer 6, list of items : 12 13 

trip 3 - vehicule packing see 2l_cvrp1404_T3.png
-----------------
customer 17, list of items : 1 2 3 
customer 26, list of items : 4 
customer 27, list of items : 5 6 7 
customer 16, list of items : 8 9 
customer 28, list of items : 10 11 12 13 
customer 29, list of items : 14 15 

trip 4 - vehicule packing see 2l_cvrp1404_T4.png
-----------------
customer 30, list of items : 1 
customer 31, list of items : 2 
customer 14, list of items : 3 4 
customer 15, list of items : 5 6 7 8 
customer 1, list of items : 9 

trip 5 - vehicule packing see 2l_cvrp1404_T5.png
-----------------
customer 4, list of items : 1 2 
customer 5, list of items : 3 4 5 6 
customer 12, list of items : 7 8 9 
customer 3, list of items : 10 11