Total cost:                195686
No. of recharges:              10
No. of vehicles:                3

Route  1: Cost       108676
    D3
   C12   S11
   C28   C20   C27    S8
   C11   C35    C3   C10    S6
   C19   C15   C30   C14    S7
   C31   C39   C23    C7   S10
   C24   S10
   C16   C40    C8   C32    D4

Route  2: Cost        71404
    D1
    C1    C9   C17    S2
   C18   C34   C26    C2   C33   C25   C13    S3
   C22    C6   C38    S4
   C21   C29   C37    S1
    C5    D2

Route  3: Cost        15606
    D3
   C36    C4    D3

