How to get last value (integer/decimal) from file in Perl?

How to get last value (integer/decimal) from file in Perl?
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(stackoverflow.com/users/20404323/sawan-kumar)Sawan Kumar |
(stackoverflow.com/users/465183/gilles-qu%c3%a9not)Gilles Quénot |
(stackoverflow.com/users/465183/gilles-qu%c3%a9not)Gilles Quénot |
(stackoverflow.com/users/465183/gilles-qu%c3%a9not)Gilles Quénot |
(stackoverflow.com/users/2030808/pmqs)pmqs |
(stackoverflow.com/users/18194886/wjzkfl)wjzkfl |
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grep c perl jq