( ( ( 13 ! ) ^ 16 ) - ( ( 13 ! ) ^ 8 ) ) / ( ( ( 13 ! ) ^ 8 ) + ( ( 13 ! ) ^ 4 ) ) = a then what is the units digit for a / ( ( 13 ! ) ^ 4 ) =
n0 = 13.0
n1 = 16.0
n2 = 13.0
n3 = 8.0
n4 = 13.0
n5 = 8.0
n6 = 13.0
n7 = 4.0
n8 = 13.0
n9 = 4.0
t0 = n0 - 3.0
answer = t0 - 1.0
print(answer)