(0x0,0x0)
0x0
[0/0]0x0
-7
7
+8.000000e+000
(+9.000000e+000+1.000000e+001i)
true
false
hello
one two
(+1.400000e+001+1.500000e+001i)
+1.300000e+001
12
-11