You are not using perl to execute your scripts. Sounds like you are using a shell. Those messages are not coming from Perl. For a missing module, Perl would have used

Can't locate strict.pm in @INC (@INC contains: ...) at ....
[download]

Note that you have a space before "#!" in the second snippet, but they must be the first characters of the file to have their special meaning.

Once you start running your snippets with Perl, you'll still have a problem with the first snippet.

Bareword found where operator expected at ..., near "$use strict"
        (Missing operator before strict?)
syntax error at ..., near "$use strict"
Execution of -e aborted due to compilation errors.
[download]

Get rid of the "$".