Merge pull request #5691 from fluca1978/PWC153

Pwc153

4 files changed, 28 insertions, 0 deletions

diff --git a/challenge-153/luca-ferrari/blog-1.txt b/challenge-153/luca-ferrari/blog-1.txt
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index 0000000000..774fb793c5
--- /dev/null
+++ b/challenge-153/luca-ferrari/blog-1.txt
@@ -0,0 +1 @@
+https://fluca1978.github.io/2022/02/21/PerlWeeklyChallenge153.html#task1
diff --git a/challenge-153/luca-ferrari/blog-2.txt b/challenge-153/luca-ferrari/blog-2.txt
new file mode 100644
index 0000000000..06b4f03159
--- /dev/null
+++ b/challenge-153/luca-ferrari/blog-2.txt
@@ -0,0 +1 @@
+https://fluca1978.github.io/2022/02/21/PerlWeeklyChallenge153.html#task2
diff --git a/challenge-153/luca-ferrari/raku/ch-1.p6 b/challenge-153/luca-ferrari/raku/ch-1.p6
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index 0000000000..801a647bd3
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+++ b/challenge-153/luca-ferrari/raku/ch-1.p6
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+#!raku
+
+sub MAIN( Int $limit where { $limit > 0 } = 10 ) {
+    my @factorials = lazy gather {
+        for 0 .. $limit {
+            take 1 if $_ <= 1;
+            take [*] 1 .. $_ if $_ > 1;
+        }
+    };
+
+    my @numbers = lazy gather {
+        for 0 .. $limit {
+            take 0 if $_ == 0;
+            take 1 if $_ == 1;
+            take @factorials[ 0 .. $_ -1 ].sum if $_ > 1;
+        }
+    };
+
+    @numbers[ 0 .. $limit ].join( "\n" ).say;
+}
diff --git a/challenge-153/luca-ferrari/raku/ch-2.p6 b/challenge-153/luca-ferrari/raku/ch-2.p6
new file mode 100755
index 0000000000..c7a04e83c5
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+++ b/challenge-153/luca-ferrari/raku/ch-2.p6
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+#!raku
+
+sub MAIN( Int $n where { $n > 0 } ) {
+    '1'.say and exit if $n.comb.map( { $_ <= 1 ?? 1 !! [*] 1 .. $_ } ).sum == $n;
+    '0'.say;
+}