Pretty good but needs a little something more
Block sliding games are great, put you made yours a little typical, and you didn't really bring anything new to the genre. I still enjoyed it and I made you these levels:
[[1,1,1,1,1,1,1,1,1,1,1,1,1,1, 1,1],
[1,2,0,0,0,1,0,0,0,0,0,1,0,0,0 ,1],
[1,0,0,0,0,1,0,0,0,1,0,0,0,1,0 ,1],
[1,0,0,1,0,1,0,0,0,0,0,0,1,0,0 ,1],
[1,1,0,0,0,1,0,0,0,0,0,0,0,0,0 ,1],
[1,0,0,0,0,0,0,0,0,0,1,0,0,0,0 ,1],
[1,0,0,0,0,0,1,0,0,0,0,0,0,0,0 ,1],
[1,0,1,0,0,0,0,0,0,0,0,0,0,0,0 ,1],
[1,0,0,0,0,0,0,0,0,0,0,0,0,0,0 ,1],
[1,0,0,0,0,0,1,1,1,1,1,1,1,1,0 ,1],
[1,0,0,0,0,0,1,0,0,0,0,0,1,1,0 ,1],
[1,0,0,0,0,0,1,0,0,0,3,0,0,0,0 ,1],
[1,0,0,0,0,0,1,0,0,0,0,0,0,0,0 ,1],
[1,1,1,1,1,1,1,1,1,1,0,0,0,0,1 ,1],
[1,1,1,1,1,1,1,1,1,0,0,1,0,0,0 ,1],
[1,1,1,1,1,1,1,1,1,1,1,1,1,1,1 ,1]]
[[1,1,1,1,1,1,1,1,1,1,1,1,1,1, 1,1],
[1,0,0,0,0,0,0,1,0,0,0,0,0,1,0 ,1],
[1,0,1,1,1,1,0,1,1,0,0,0,0,0,0 ,1],
[1,0,1,0,0,0,0,1,0,0,0,3,0,0,0 ,1],
[1,0,1,0,0,0,1,1,0,1,0,0,1,0,0 ,1],
[1,2,0,1,0,0,0,1,1,1,1,1,1,0,1 ,1],
[1,1,1,1,1,0,1,1,0,0,0,1,0,0,1 ,1],
[1,0,0,0,1,0,0,1,0,1,0,1,0,1,1 ,1],
[1,0,1,0,1,1,0,1,0,0,0,0,0,0,0 ,1],
[1,0,1,0,0,0,0,1,0,1,0,1,0,1,0 ,1],
[1,0,1,1,1,1,1,1,0,1,0,0,0,1,0 ,1],
[1,0,1,0,0,0,1,1,0,1,1,1,1,1,1 ,1],
[1,0,1,0,0,0,0,1,0,0,0,0,0,0,0 ,1],
[1,0,0,0,1,1,0,1,1,1,1,1,1,1,0 ,1],
[1,1,1,1,1,0,0,0,0,0,0,0,0,0,0 ,1],
[1,1,1,1,1,1,1,1,1,1,1,1,1,1,1 ,1]]
[[1,1,1,1,1,1,1,1,1,1,1,1,1,1, 1,1],
[1,2,1,1,1,1,1,1,1,1,1,1,0,0,0 ,1],
[1,0,0,0,0,1,0,0,0,0,0,1,0,1,0 ,1],
[1,1,1,1,0,1,0,1,1,1,0,1,0,1,0 ,1],
[1,0,0,0,0,0,0,0,0,1,0,1,0,1,0 ,1],
[1,0,1,1,1,1,1,1,0,1,0,1,0,1,0 ,1],
[1,0,0,0,0,0,0,1,0,1,0,1,0,1,0 ,1],
[1,1,1,1,1,1,0,1,0,1,1,1,0,1,0 ,1],
[1,0,0,0,3,1,0,1,1,1,0,0,0,1,0 ,1],
[1,0,1,1,1,1,0,1,0,1,0,1,0,1,0 ,1],
[1,0,1,0,0,0,0,1,1,1,0,1,0,1,0 ,1],
[1,0,1,0,0,0,0,0,0,0,0,1,0,1,0 ,1],
[1,0,1,1,1,1,1,1,1,1,1,1,0,1,0 ,1],
[1,0,0,0,1,0,0,0,1,0,0,0,1,1,0 ,1],
[1,0,0,0,0,0,1,0,0,0,1,0,0,0,0 ,1],
[1,1,1,1,1,1,1,1,1,1,1,1,1,1,1 ,1]]