perl -e# -e# -e# -e# -egoto+TPC
If only alphanumeric data will be processed:
If required to support non-alpha, or unusual characters
in the input data (requires \Q...\E), then 51 characters:
Corrected hole 4 (returned string, wanted
Reduced hole 6 (@x=@_ to @_, used $& instead
Removed first 'version' of hole #5, which didn't handle
negative numbers, leaving the longer second version.
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