3*(3-3)-3/3=-1
3+3/3-3-3=-2
3+3-3-3-3=-3
3-3-3-3/3=-4
3+3/3-3*3=-5
3+3-3-3*3=-6
3-3/3-3*3=-7
3/3-3-3-3=-8
(3-3)*3-3*3=-9