With the help of the tutorial I was able to understand some basics of the game.. but still had problems to reach the red goal(?). Most of the reset / show solution buttons didn't seem to work.
Yes, unfortunately, I didn't have time to implement reset functionality. Solution for 1st puzzle:2u,u,u,u,2l,l,l,l,3d,d,d,d,d
A number and direction is a bridge, otherwise it's just the direction to move.
