Total cost:                301987
No. of recharges:              17
No. of vehicles:                4

Route  1: Cost        98048
    D1
    S4
    C2   C18   C34   C33    S5
    C5    C6    S6
   C38   C22    C7   S11
   C42   C10   S12
   C46   C30    S8
    D2

Route  2: Cost        76112
    D3
   S14
   C19    C3    C4   C20   C35   S15
   C39   C23   S16
   C11   C43   C27   C15   S17
   C31   C47   C48    D4

Route  3: Cost        71513
    D1
   C17    C1    S1
   C21   C37    C9    S2
   C41   C25    S7
   C26   C14    S7
   C29   C45   C13    D2

Route  4: Cost        56314
    D3
   S19
   C36   C24   C40    C8   S20
   C28   C12   C44   C32   S21
   C16    D4

