Total cost:                288554
No. of recharges:              15
No. of vehicles:                4

Route  1: Cost        88104
    D3
    C4   S14
   C19    C3   S10
    C7   C23   S16
   C11   C27   S12
   C30    S7
   C29    D2

Route  2: Cost        82380
    D1
   C17    C2    S5
   C18    C6   S11
   C26   C10   S12
   C14   C15   C31   S17
    D4

Route  3: Cost        60545
    D1
    C1    S1
    C5   C21   C22    S6
    C9   C25    S3
   C13    D2

Route  4: Cost        57525
    D3
   C20   S19
    C8   C24   S20
   C28   C12   S17
   C16   C32    D4

