>>> Expression literals
TRUE
 0
 0
z
>>> Symbol references
TRUE
 0
 0
z
>>> Operations and variables
 36
TRUE
>>> Array accesses
 0
 8
49:7: Subscript -1 cannot be negative
50:7: Subscript 10 exceeds limit of 2
>>> Simple function calls
 3.141592653589793
 5
 5
 5