READ THIS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! LISTEN!!!!!!!!!!!!!!!!!! Press A to start. Use the left and right arrow keys to change the pen size. Press z, x, c, v, b, n, or m to pull the pen up (stop drawing) and press space to push the pen down (start drawing) or press down with your mouse. Press E to erase all. Press Q to change colour and W to go back.
I coded this.