Thou a silly question, the answer msut be like this considering capital letters represent male and small represent female 1. A & a will cross first. Boat's movement: Bank of the Lake -> Island 2. A back. Bank of the Lake <- Island 3. B and b will cross. Bank of the Lake -> Island 4.B back. Bank of the Lake <- Island 5.C and c will cross. Bank of the Lake -> Island 6.C back. Bank of the Lake <- Island 7. A and B will cross. Bank of the Lake -> Island 8. B back.Bank of the Lake <- Island 9. B and C will cross. :) But u had a funny clause there.. "But no harm by other girls. "/... I was wondering why... coz most dangerous thing that god has ever created is woman.