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

solution cost   : 686.783
number of trips : 6

trip 1, 5 customers, sequence : 21 14 8 9 12 
   weight    : 2525
   volume    : 754
   trip cost : 113.057

trip 2, 7 customers, sequence : 28 27 6 1 5 2 22 
   weight    : 4100
   volume    : 776
   trip cost : 198.72

trip 3, 7 customers, sequence : 20 3 4 24 25 29 26 
   weight    : 3125
   volume    : 785
   trip cost : 150.414

trip 4, 1 customers, sequence : 19 
   weight    : 400
   volume    : 91
   trip cost : 31.6228

trip 5, 6 customers, sequence : 15 16 13 7 17 11 
   weight    : 2050
   volume    : 746
   trip cost : 125.219

trip 6, 3 customers, sequence : 23 10 18 
   weight    : 550
   volume    : 363
   trip cost : 67.7504

__________________________________________________________

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

trip 1 - vehicule packing see 2l_cvrp1005_T1.png
-----------------
customer 21, list of items : 1 
customer 14, list of items : 2 3 4 5 6 
customer 8, list of items : 7 
customer 9, list of items : 8 9 10 11 12 
customer 12, list of items : 13 14 15 16 17 

trip 2 - vehicule packing see 2l_cvrp1005_T2.png
-----------------
customer 28, list of items : 1 2 3 
customer 27, list of items : 4 5 6 7 8 
customer 6, list of items : 9 10 11 
customer 1, list of items : 12 
customer 5, list of items : 13 14 
customer 2, list of items : 15 16 
customer 22, list of items : 17 18 

trip 3 - vehicule packing see 2l_cvrp1005_T3.png
-----------------
customer 20, list of items : 1 2 
customer 3, list of items : 3 4 5 
customer 4, list of items : 6 7 8 9 10 
customer 24, list of items : 11 12 
customer 25, list of items : 13 
customer 29, list of items : 14 15 16 17 18 
customer 26, list of items : 19 20 21 22 23 

trip 4 - vehicule packing see 2l_cvrp1005_T4.png
-----------------
customer 19, list of items : 1 2 

trip 5 - vehicule packing see 2l_cvrp1005_T5.png
-----------------
customer 15, list of items : 1 2 3 4 
customer 16, list of items : 5 6 
customer 13, list of items : 7 8 9 
customer 7, list of items : 10 
customer 17, list of items : 11 12 13 14 
customer 11, list of items : 15 16 17 

trip 6 - vehicule packing see 2l_cvrp1005_T6.png
-----------------
customer 23, list of items : 1 2 3 
customer 10, list of items : 4 5 6 
customer 18, list of items : 7 8 9