Total cost:                290870
No. of recharges:              16
No. of vehicles:                3

Route  1: Cost       115544
    D3
   C20    C4   S14
   C35   C18   C19    S9
    C2   C34   S10
   C38    C7   C39   C23   S11
   C42   C26   C10    S7
   C46   C30   C14    S8
   C13    D2

Route  2: Cost       103089
    D3
   C36   S15
    C3   S15
   C24   C40    C8   S20
   C44   C28   C12   S17
   C11   C43   C27   S12
   C31   C15   C47   S17
   C32   C48   C16    D4

Route  3: Cost        72237
    D1
    C1   C33   C17    S5
    C5    C6   C22    S6
   C37   C21    S2
   C41    C9   C25    S3
   C45   C29    D2

