(-8)-7-(+6)-5-(-4)-3-2-(-1)-0
(-8)-7-(+6)-5-(-4)-3-2-(-1)-0 -8 -7 -6 -5 +4 -3 -2 +1 -0 -8 -7 -6 -5 +1 -2 +1 -8 -7 -6 -5 -1 +1 -8 -7 -6 -5 -26