1 var 3 v2
2 slice 1 1 2 2
3 zero 2
4 cond 2 2 -3 3
5 concat 3 4 2
6 and 3 -1 -5
7 and 3 1 5
8 and 3 -6 -7
9 slice 1 8 1 1
10 var 3 v1
11 slice 1 10 2 2
12 cond 2 11 -3 3
13 concat 3 12 11
14 and 3 -10 -13
15 and 3 10 13
16 and 3 -14 -15
17 slice 1 16 1 1
18 and 1 9 17
19 concat 4 11 10
20 concat 4 2 1
21 mul 4 19 20
22 slice 1 21 3 3
23 slice 1 21 2 2
24 and 1 -22 -23
25 and 1 22 23
26 and 1 -24 -25
27 and 1 -18 -26
28 root 1 -27