# 1 "ext.cppo"
hello
nop
#raqrkg
qrs
# 7 "ext.cppo"
goodbye

# 9
(*
hello
#ext rot13
abc
\#endext
def
#endext
goodbye

#ext source
#endext
*)
(*
   Environment variables:
     CPPO_FILE=ext.cppo
     CPPO_FIRST_LINE=9
     CPPO_LAST_LINE=11
*)
# 11