warning: implicit conversion from numeric to char
warning: called from
    initialExtractor at line 6 column 12
    ex2 at line 2 column 1
error: Invalid call to disp.  Correct usage is:

 -- disp (X)
 -- STR = disp (X)
error: called from
    print_usage at line 91 column 5
    ex2 at line 2 column 1

T V

T V