Total cost:                195922
No. of recharges:              10
No. of vehicles:                3

Route  1: Cost       102729
    D3
   C20   C36    S9
   C35   C11   C19   C27    S5
   C34   C26    C2   C10    C1    S3
   C18    C3    S6
   C23   C39   C30   C38    C7    S7
   C22    C6   C14   C29    C5    S4
    D2

Route  2: Cost        50270
    D3
    C4   C12   C28    S9
   C31   C15    C8   S10
   C40   C16   C32   C24    D4

Route  3: Cost        42923
    D1
    C9   C33   C25   C17    S1
   C37   C21   C13   C29    S4
    D2

