Olaf's Conquest

You are Olaf, the great pride of the Nordic Navy. You have been sent to destroy an enemy that lies hidden near the Nordic sea. How will you organize your fleet for victory?

Place all ships based on their bow (front)
Destroyer (length: 2)
Submarine (length: 3)
Cruiser (length: 3)
Battleship (length: 4)
Carrier (length: 5)