Draw a capital J with a black pen that is 2 pixels thick. The letter is 40 pixels wide and 80 pixels high.

The turtle starts at the center of the canvas, facing east. This is the bottom-left corner of the letter.

1. Lift the pen. Turn left and move forward 20 pixels.
2. Turn right 180 degrees. Put the pen down and move forward 20 pixels.
3. Turn left and move forward 40 pixels to draw the bottom bar.
4. Turn left and move forward 80 pixels to draw the tall right side.