Purpose of the game: Hitting the ships with cannon strokes, a blow is sufficient to sink the ship. You can only shoot 1 blow to the second. Movements: To rotate the cannon or vary its tilt in height, you can use: The arrows of the keyboard The left analogue of the Joypad Drag the finger on the screen. To shoot it can be used: The space bar on the keyboard. The Fire 1 button on the Joystick One of the two red keys placed on the sides of the screen Score: A point for each affected ship. If at least 5 ships are sinking per round: the round of the round doubles. (2 points each affected ship) If at least 7 ships are sinking to rounds: the round of the round triple. (3 points each affected ship) If all 10 ships in the round are sinking: the round of the round becomes 40. End of the game: You have 2 lives every game. If you take less than 9 ships by the hand: you lose a lifetime. At the end of the lives the game ends.