Merge pull request #8750 from arnesom/branch-for-challenge-235

Arne Sommer

5 files changed, 61 insertions, 0 deletions

diff --git a/challenge-235/arne-sommer/blog.txt b/challenge-235/arne-sommer/blog.txt
new file mode 100644
index 0000000000..748c6d57b1
--- /dev/null
+++ b/challenge-235/arne-sommer/blog.txt
@@ -0,0 +1 @@
+https://raku-musings.com/one-zero.html
diff --git a/challenge-235/arne-sommer/raku/ch-1.raku b/challenge-235/arne-sommer/raku/ch-1.raku
new file mode 100755
index 0000000000..b3c1608d71
--- /dev/null
+++ b/challenge-235/arne-sommer/raku/ch-1.raku
@@ -0,0 +1,16 @@
+#! /usr/bin/env raku
+
+unit sub MAIN (*@ints where all(@ints) ~~ Int, :v(:$verbose));
+
+# ( say 'true'; exit ) if [<] @ints;
+
+for 0 .. @ints.end -> $index
+{
+  my @copy = @ints.clone;
+  @copy.splice($index,1);
+  say ":Index $index: remove value @ints[$index] -> @copy[]" if $verbose;
+  ( say 'true'; exit ) if [<] @copy;
+}
+
+say 'false';
+
diff --git a/challenge-235/arne-sommer/raku/ch-2.raku b/challenge-235/arne-sommer/raku/ch-2.raku
new file mode 100755
index 0000000000..939c9d040e
--- /dev/null
+++ b/challenge-235/arne-sommer/raku/ch-2.raku
@@ -0,0 +1,14 @@
+#! /usr/bin/env raku
+
+unit sub MAIN (*@ints where all(@ints) ~~ Int);
+
+my $seq := gather
+{
+  for @ints -> $int
+  {
+    take $int;
+    take $int if $int == 0;
+  }
+}
+
+say "({ $seq[^@ints.elems].join(", ") })";
diff --git a/challenge-235/arne-sommer/raku/duplicate-zeros b/challenge-235/arne-sommer/raku/duplicate-zeros
new file mode 100755
index 0000000000..939c9d040e
--- /dev/null
+++ b/challenge-235/arne-sommer/raku/duplicate-zeros
@@ -0,0 +1,14 @@
+#! /usr/bin/env raku
+
+unit sub MAIN (*@ints where all(@ints) ~~ Int);
+
+my $seq := gather
+{
+  for @ints -> $int
+  {
+    take $int;
+    take $int if $int == 0;
+  }
+}
+
+say "({ $seq[^@ints.elems].join(", ") })";
diff --git a/challenge-235/arne-sommer/raku/remove-one b/challenge-235/arne-sommer/raku/remove-one
new file mode 100755
index 0000000000..b3c1608d71
--- /dev/null
+++ b/challenge-235/arne-sommer/raku/remove-one
@@ -0,0 +1,16 @@
+#! /usr/bin/env raku
+
+unit sub MAIN (*@ints where all(@ints) ~~ Int, :v(:$verbose));
+
+# ( say 'true'; exit ) if [<] @ints;
+
+for 0 .. @ints.end -> $index
+{
+  my @copy = @ints.clone;
+  @copy.splice($index,1);
+  say ":Index $index: remove value @ints[$index] -> @copy[]" if $verbose;
+  ( say 'true'; exit ) if [<] @copy;
+}
+
+say 'false';
+