solution to challenge 132

1 files changed, 42 insertions, 0 deletions

diff --git a/challenge-132/adam-russell/perl/ch-1.pl b/challenge-132/adam-russell/perl/ch-1.pl
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+++ b/challenge-132/adam-russell/perl/ch-1.pl
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+use strict;
+use warnings;
+##
+# You are given a date (yyyy/mm/dd).
+# Assuming, the given date is your date of birth. 
+# Write a script to find the mirror dates of the given date.
+##
+use Time::Piece;
+use Time::Seconds;
+
+sub mirror_dates{
+    my($date_string, $start_date_string) = @_;
+    my $date = Time::Piece->strptime($date_string, q[%Y/%m/%e]);
+    my $today;
+    if($start_date_string){
+        $today = Time::Piece->strptime($start_date_string, q[%Y/%m/%e]);
+    }
+    else{
+        $today = localtime;
+    }
+    my $age = $today - $date;
+    my $past = $date - $age; 
+    my $future = $today + $age;
+    return $past->strftime(q[%Y/%m/%d]), $future->strftime(q[%Y/%m/%d]);
+}
+
+MAIN:{
+    my($past, $future);
+    ($past, $future) = mirror_dates("2021/09/18", "2021/09/22");
+    print "$past, $future\n";
+    ($past, $future) = mirror_dates("1975/10/10", "2021/09/22");
+    print "$past, $future\n";
+    ($past, $future) = mirror_dates("1967/02/14", "2021/09/22");
+    print "$past, $future\n";
+    
+    ($past, $future) = mirror_dates("2021/09/18");
+    print "$past, $future\n";
+    ($past, $future) = mirror_dates("1975/10/10");
+    print "$past, $future\n";
+    ($past, $future) = mirror_dates("1967/02/14");
+    print "$past, $future\n";
+}
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