Scalar found where operator expected at prog.pl line 15, near ""Inverse DNA is : " $inverse"
(Missing operator before $inverse?)
String found where operator expected at prog.pl line 15, near "$inverse "\n""
(Missing operator before "\n"?)
syntax error at prog.pl line 9, near "else if"
syntax error at prog.pl line 10, near "else"
syntax error at prog.pl line 15, near ""Inverse DNA is : " $inverse "
Execution of prog.pl aborted due to compilation errors.