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

solution cost   : 607.651
number of trips : 8

trip 1, 2 customers, sequence : 19 15 
   weight    : 45
   volume    : 385
   trip cost : 69.3594

trip 2, 4 customers, sequence : 14 6 1 23 
   weight    : 44
   volume    : 482
   trip cost : 71.4123

trip 3, 3 customers, sequence : 22 18 24 
   weight    : 46
   volume    : 478
   trip cost : 88.7666

trip 4, 4 customers, sequence : 12 11 8 9 
   weight    : 48
   volume    : 656
   trip cost : 78.274

trip 5, 1 customers, sequence : 3 
   weight    : 41
   volume    : 177
   trip cost : 29.5296

trip 6, 3 customers, sequence : 7 5 17 
   weight    : 48
   volume    : 534
   trip cost : 68.3142

trip 7, 4 customers, sequence : 10 25 4 2 
   weight    : 47
   volume    : 534
   trip cost : 100.247

trip 8, 4 customers, sequence : 16 13 21 20 
   weight    : 48
   volume    : 658
   trip cost : 101.748

__________________________________________________________

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

trip 1 - vehicule packing see 2l_cvrp0903_T1.png
-----------------
customer 19, list of items : 1 2 3 
customer 15, list of items : 4 5 

trip 2 - vehicule packing see 2l_cvrp0903_T2.png
-----------------
customer 14, list of items : 1 2 3 
customer 6, list of items : 4 
customer 1, list of items : 5 6 
customer 23, list of items : 7 

trip 3 - vehicule packing see 2l_cvrp0903_T3.png
-----------------
customer 22, list of items : 1 2 3 
customer 18, list of items : 4 5 6 
customer 24, list of items : 7 8 

trip 4 - vehicule packing see 2l_cvrp0903_T4.png
-----------------
customer 12, list of items : 1 
customer 11, list of items : 2 3 4 
customer 8, list of items : 5 6 7 
customer 9, list of items : 8 9 10 

trip 5 - vehicule packing see 2l_cvrp0903_T5.png
-----------------
customer 3, list of items : 1 2 3 

trip 6 - vehicule packing see 2l_cvrp0903_T6.png
-----------------
customer 7, list of items : 1 2 
customer 5, list of items : 3 4 5 
customer 17, list of items : 6 7 8 

trip 7 - vehicule packing see 2l_cvrp0903_T7.png
-----------------
customer 10, list of items : 1 
customer 25, list of items : 2 3 4 
customer 4, list of items : 5 6 7 
customer 2, list of items : 8 9 10 

trip 8 - vehicule packing see 2l_cvrp0903_T8.png
-----------------
customer 16, list of items : 1 2 3 
customer 13, list of items : 4 5 6 
customer 21, list of items : 7 8 
customer 20, list of items : 9 10