0 q 1
0 x 0
1 z 2
2 q 3
3 z 0
3 x 3
0 -| (FINAL)
1 -| (FINAL)
2 -| (FINAL)
3 -| (FINAL)
0 q 0
1 z 0
2 q 0
3 x 0
4 -| (FINAL)
4 q 0
4 q 1
4 x 0
(START) |- 4
