1 array 1 2 2 array 1 2 3 var 2 i1 4 var 2 i2 5 var 2 i3 6 var 2 i4 7 var 2 i 8 var 2 j 9 var 2 k 10 var 1 e1 11 var 1 e2 12 write 1 2 1 7 10 13 write 1 2 2 8 11 14 eq 1 3 4 15 eq 1 3 5 16 eq 1 3 6 17 eq 1 4 5 18 eq 1 4 6 19 eq 1 5 6 20 and 1 -14 -15 21 and 1 -16 -17 22 and 1 -18 -19 23 and 1 20 21 24 and 1 22 23 25 eq 1 7 8 26 eq 1 7 9 27 eq 1 8 9 28 and 1 -25 -26 29 and 1 -27 28 30 and 1 24 29 31 read 1 1 9 32 read 1 2 9 33 eq 1 31 32 34 and 1 30 -33 35 read 1 12 3 36 read 1 13 3 37 eq 1 35 36 38 and 1 34 37 39 read 1 12 4 40 read 1 13 4 41 eq 1 39 40 42 and 1 38 41 43 read 1 12 5 44 read 1 13 5 45 eq 1 43 44 46 and 1 42 45 47 read 1 12 6 48 read 1 13 6 49 eq 1 47 48 50 and 1 46 49 51 root 1 50