Palindromic Number in Perl

Published on 29 October 2021 (Updated: 14 May 2026)

Welcome to the Palindromic Number in Perl page! Here, you'll find the source code for this program as well as a description of how the program works.

Current Solution

#!/usr/bin/env perl
use v5.42;

sub usage {
    say "Usage: please input a non-negative integer";
    exit;
}

my ($n) = @ARGV;
usage() unless defined $n && $n =~ /\A\d+\z/;
say $n eq reverse($n) ? "true" : "false";

Palindromic Number in Perl was written by:

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How to Implement the Solution

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How to Run the Solution

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