Arne Sommer

5 files changed, 87 insertions, 0 deletions

diff --git a/challenge-255/arne-sommer/blog.txt b/challenge-255/arne-sommer/blog.txt
new file mode 100644
index 0000000000..47cf0e8ba6
--- /dev/null
+++ b/challenge-255/arne-sommer/blog.txt
@@ -0,0 +1 @@
+https://raku-musings.com/mostly-odd.html
diff --git a/challenge-255/arne-sommer/raku/ch-1.raku b/challenge-255/arne-sommer/raku/ch-1.raku
new file mode 100755
index 0000000000..cedf353521
--- /dev/null
+++ b/challenge-255/arne-sommer/raku/ch-1.raku
@@ -0,0 +1,20 @@
+#! /usr/bin/env raku
+
+unit sub MAIN ($s where $s.chars > 0,
+               $t where $t.chars == $s.chars + 1,
+               :v(:$verbose));
+
+my $t-bag = $t.comb.Bag;
+my $s-bag = $s.comb.Bag;
+my $add   = $t-bag (^) $s-bag;
+
+if $verbose
+{
+  say ":s: { $s-bag.raku }";
+  say ":t: { $t-bag.raku }";
+  say ":addition: { $add.raku }";
+}
+
+die "Not one additional letter, but { $add.elems } ({ $add.keys.join(",") })" unless $add.elems == 1;
+
+say $add.keys.first;
diff --git a/challenge-255/arne-sommer/raku/ch-2.raku b/challenge-255/arne-sommer/raku/ch-2.raku
new file mode 100755
index 0000000000..9ffa38ebbf
--- /dev/null
+++ b/challenge-255/arne-sommer/raku/ch-2.raku
@@ -0,0 +1,23 @@
+#! /usr/bin/env raku
+
+unit sub MAIN ($p where $p.chars > 1,
+               $w where $w ~~ /^\w+$/,
+               :v(:$verbose));
+
+my $p2      = $p.trans({ '.' => ' ', ',' => ' ' });
+my $words   = $p2.words.Bag;
+my $count   = $words{$w};
+my $without = $words (-) $w xx $count;
+my @sorted  = $without.sort({ $^b.value <=> $^a.value });
+
+if $verbose
+{
+  say ":p: '$p'";
+  say ":p: '$p2' (modified)";
+  say ":word '$w' found $count times";
+  say ":Words: { $words.raku }";
+  say ":Without: { $without.raku }";
+  say ":Sorted: { @sorted.raku }";
+}
+
+say @sorted.first.key;
diff --git a/challenge-255/arne-sommer/raku/most-frequent-word b/challenge-255/arne-sommer/raku/most-frequent-word
new file mode 100755
index 0000000000..9ffa38ebbf
--- /dev/null
+++ b/challenge-255/arne-sommer/raku/most-frequent-word
@@ -0,0 +1,23 @@
+#! /usr/bin/env raku
+
+unit sub MAIN ($p where $p.chars > 1,
+               $w where $w ~~ /^\w+$/,
+               :v(:$verbose));
+
+my $p2      = $p.trans({ '.' => ' ', ',' => ' ' });
+my $words   = $p2.words.Bag;
+my $count   = $words{$w};
+my $without = $words (-) $w xx $count;
+my @sorted  = $without.sort({ $^b.value <=> $^a.value });
+
+if $verbose
+{
+  say ":p: '$p'";
+  say ":p: '$p2' (modified)";
+  say ":word '$w' found $count times";
+  say ":Words: { $words.raku }";
+  say ":Without: { $without.raku }";
+  say ":Sorted: { @sorted.raku }";
+}
+
+say @sorted.first.key;
diff --git a/challenge-255/arne-sommer/raku/odd-character b/challenge-255/arne-sommer/raku/odd-character
new file mode 100755
index 0000000000..cedf353521
--- /dev/null
+++ b/challenge-255/arne-sommer/raku/odd-character
@@ -0,0 +1,20 @@
+#! /usr/bin/env raku
+
+unit sub MAIN ($s where $s.chars > 0,
+               $t where $t.chars == $s.chars + 1,
+               :v(:$verbose));
+
+my $t-bag = $t.comb.Bag;
+my $s-bag = $s.comb.Bag;
+my $add   = $t-bag (^) $s-bag;
+
+if $verbose
+{
+  say ":s: { $s-bag.raku }";
+  say ":t: { $t-bag.raku }";
+  say ":addition: { $add.raku }";
+}
+
+die "Not one additional letter, but { $add.elems } ({ $add.keys.join(",") })" unless $add.elems == 1;
+
+say $add.keys.first;