x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0
x+1=0 and y+1=0
2x+1=0 and 2y+1=0
2x-1=0 and 2y-1=0
x=1 and y=1
x=0 and y=0