1 var 8
2 var 15
3 zero 8
4 one 1
5 array 1 16
6 concat 16 1 3
7 concat 16 2 4
8 write 1 16 5 6 4
9 read 1 8 7
10 read 1 5 7
11 eq 1 9 10
12 root 1 -11