D:\>perl derp.pl
Unquoted string "inputfile" may clash with future reserved word at derp.pl line 24.
Unquoted string "inputfile" may clash with future reserved word at derp.pl line 48.
Global symbol "@agents" requires explicit package name at derp.pl line 4.
Global symbol "$session" requires explicit package name at derp.pl line 4.
Global symbol "$i" requires explicit package name at derp.pl line 5.
Global symbol "$inputfile" requires explicit package name at derp.pl line 6.
Global symbol "$inputfile" requires explicit package name at derp.pl line 7.
Global symbol "$agent" requires explicit package name at derp.pl line 9.
Global symbol "$i" requires explicit package name at derp.pl line 9.
Global symbol "$agent" requires explicit package name at derp.pl line 11.
Global symbol "@agents" requires explicit package name at derp.pl line 11.
Global symbol "$i" requires explicit package name at derp.pl line 13.
Global symbol "$agent" requires explicit package name at derp.pl line 15.
Global symbol "$agent" requires explicit package name at derp.pl line 17.
Global symbol "$choice" requires explicit package name at derp.pl line 23.
Global symbol "$fVal" requires explicit package name at derp.pl line 26.
Global symbol "$line" requires explicit package name at derp.pl line 27.
Global symbol "$line" requires explicit package name at derp.pl line 28.
Global symbol "$fVal" requires explicit package name at derp.pl line 30.
Global symbol "$fVal" requires explicit package name at derp.pl line 30.
Global symbol "$choice" requires explicit package name at derp.pl line 30.
Global symbol "$line" requires explicit package name at derp.pl line 32.
Global symbol "$choice" requires explicit package name at derp.pl line 32.
Global symbol "$Agtname" requires explicit package name at derp.pl line 34.
Global symbol "$line" requires explicit package name at derp.pl line 34.
Global symbol "$Agtname" requires explicit package name at derp.pl line 35.
Global symbol "$Agtname" requires explicit package name at derp.pl line 36.
Global symbol "$value" requires explicit package name at derp.pl line 37.
Global symbol "$val" requires explicit package name at derp.pl line 38.
Execution of derp.pl aborted due to compilation errors.