Merge pull request #2176 from ash/master

075-2 a more idiomatic Raku solution

2 files changed, 22 insertions, 0 deletions

diff --git a/challenge-075/ash/blog3.txt b/challenge-075/ash/blog3.txt
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+https://andrewshitov.com/2020/08/30/a-more-idiomatic-raku-solution/
diff --git a/challenge-075/ash/raku/ch-2a.raku b/challenge-075/ash/raku/ch-2a.raku
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+#!/usr/bin/env raku
+
+# Task 2 from
+# https://perlweeklychallenge.org/blog/perl-weekly-challenge-075/
+
+# Comments: https://andrewshitov.com/2020/08/30/a-more-idiomatic-raku-solution/
+
+# my @hist = 2, 1, 4, 5, 3, 7;
+my @hist = 3, 2, 3, 5, 7, 5;
+
+my $max = 0;
+for (^@hist).combinations(2) -> ($x, $y) {
+    $max = max($max, min(@hist[$x .. $y]) * ($y - $x + 1));
+}
+
+say "The area of a biggest rectangle is $max.";
+
+# Output:
+#
+# $ raku ch-2a.raku 
+# The area of a biggest rectangle is 15.
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