Total cost:                157350
No. of recharges:               8
No. of vehicles:                2

Route  1: Cost        90358
    D1
   C17    S3
    C1   C18    C2   C14    S6
    C7   C15    S7
   C23    C6   C22    S3
   C21    C5   C13    D2

Route  2: Cost        66992
    D1
    C9    S2
   C10    S5
   C19    C3   C11    S9
   C20   C12    C4   S11
   C24    C8   C16    D4

