#!perl -n
0123456789
/\ \/\ /\ / \/\ /\ \/ \ / \/\ / \/ \/\ \ / \/\ /\ /\ /\ / / \ \/ \ /\ \ \ \/
Use of literal control characters in variable names is deprecated at prog.pl line 2. Use of literal control characters in variable names is deprecated at prog.pl line 2. Use of literal control characters in variable names is deprecated at prog.pl line 2. Use of literal control characters in variable names is deprecated at prog.pl line 2. Use of literal control characters in variable names is deprecated at prog.pl line 2.