1 array 4 4
2 array 4 4
3 var 4
4 var 4
5 var 4
6 var 4
7 write 4 4 1 3 4
8 write 4 4 2 5 6
9 eq 1 7 8
10 ne 1 3 5
11 and 1 9 10
12 root 1 11