Total cost:                176793
No. of recharges:               8
No. of vehicles:                3

Route  1: Cost       109097
    D1
   C25   C17    C1    C9   C33    S3
   C18   C10   C34    C2    C3    S6
   C26   C27   C35   C19    S9
   C15   C40   C39   C31    C7   C23    S7
   C38   C22   C14   C30    S4
    C5    C6   C37   C21    D2

Route  2: Cost        46569
    D3
   C12   C36    S8
   C11   C28   C20    C4   S11
    C8   C16   C32   C24    D4

Route  3: Cost        21127
    D1
    S1
   C13   C29    D2

