ccx
3
0 1 2
h 2
s 0
sdg 1
tdg 0
tdg 1
tdg 2
cx 1 0
tdg 0
cx 2 1
tdg 1
cx 0 2
cx 0 1
t 2
tdg 1
cx 2 1
h 2
sdg 1
sdg 1
sdg 2
h 2
cx 0 2
sdg 2
cx 1 0