Total cost:                145911
No. of recharges:               7
No. of vehicles:                3

Route  1: Cost        67863
    D3
    S8
   C11    C3    C4   C12   C19    S9
   C23   C15    S7
    C7   C14   C22    C6    S4
   C21    D2

Route  2: Cost        50380
    D1
    C9    C1    S2
    C2   C10   C18   C17    S3
    C5   C13    D2

Route  3: Cost        27668
    D3
   S11
   C20   C16   C24    C8    D4

