TWC272

13 files changed, 160 insertions, 0 deletions

diff --git a/challenge-272/deadmarshal/blog.txt b/challenge-272/deadmarshal/blog.txt
new file mode 100644
index 0000000000..dbb200ed12
--- /dev/null
+++ b/challenge-272/deadmarshal/blog.txt
@@ -0,0 +1 @@
+https://deadmarshal.blogspot.com/2024/06/twc272.html
diff --git a/challenge-272/deadmarshal/java/Ch1.java b/challenge-272/deadmarshal/java/Ch1.java
new file mode 100644
index 0000000000..6f589b0407
--- /dev/null
+++ b/challenge-272/deadmarshal/java/Ch1.java
@@ -0,0 +1,7 @@
+public class Ch1 {
+  public static void main(String[] args) {
+    System.out.println("1.1.1.1".replaceAll("\\.", "[.]"));
+    System.out.println("255.101.1.0".replaceAll("\\.", "[.]"));
+  }
+}
+
diff --git a/challenge-272/deadmarshal/java/Ch2.java b/challenge-272/deadmarshal/java/Ch2.java
new file mode 100644
index 0000000000..91614ab462
--- /dev/null
+++ b/challenge-272/deadmarshal/java/Ch2.java
@@ -0,0 +1,16 @@
+public class Ch2 {
+  public static void main(String[] args) {
+    System.out.println(string_score("hello"));
+    System.out.println(string_score("perl"));
+    System.out.println(string_score("raku"));
+  }
+
+  private static int string_score(String str) {
+    int sum = 0;
+    for (int i = 0; i < str.length() - 1; ++i) {
+      sum += Math.abs(str.charAt(i + 1) - str.charAt(i));
+    }
+    return sum;
+  }
+}
+
diff --git a/challenge-272/deadmarshal/lua/ch-1.lua b/challenge-272/deadmarshal/lua/ch-1.lua
new file mode 100644
index 0000000000..0269798b42
--- /dev/null
+++ b/challenge-272/deadmarshal/lua/ch-1.lua
@@ -0,0 +1,10 @@
+#!/usr/bin/env lua
+
+local function defrag_ip_address(str)
+  assert(type(str) == 'string','str must be a string!')
+  return (str:gsub("%.","[.]"))
+end
+
+print(defrag_ip_address('1.1.1.1'))
+print(defrag_ip_address('255.101.1.0'))
+
diff --git a/challenge-272/deadmarshal/lua/ch-2.lua b/challenge-272/deadmarshal/lua/ch-2.lua
new file mode 100644
index 0000000000..059197dbfd
--- /dev/null
+++ b/challenge-272/deadmarshal/lua/ch-2.lua
@@ -0,0 +1,16 @@
+#!/usr/bin/env lua
+
+local function string_score(str)
+  assert(type(str) == 'string','str must be a string!')
+  local sum = 0
+  for i=1,#str-1 do
+    sum = sum + math.abs(string.byte(str:sub(i+1,i+1))
+			 - string.byte(str:sub(i,i)))
+  end
+  return sum
+end
+
+print(string_score('hello'))
+print(string_score('perl'))
+print(string_score('raku'))
+
diff --git a/challenge-272/deadmarshal/modula-3/ch1/src/Ch1.m3 b/challenge-272/deadmarshal/modula-3/ch1/src/Ch1.m3
new file mode 100644
index 0000000000..57909c2830
--- /dev/null
+++ b/challenge-272/deadmarshal/modula-3/ch1/src/Ch1.m3
@@ -0,0 +1,30 @@
+MODULE Ch1 EXPORTS Main;
+
+IMPORT SIO,Text,CharSeq;
+
+PROCEDURE DefragIpAddress(READONLY t:TEXT):TEXT =
+  VAR
+    Seq:CharSeq.T := NEW(CharSeq.T).init(Text.Length(t));
+    A:REF ARRAY OF CHAR;
+    C:CHAR;
+  BEGIN
+    FOR I := 0 TO Text.Length(t)-1 DO
+      C := Text.GetChar(t,I);
+      IF C = '.' THEN
+        Seq.addhi('[');
+        Seq.addhi(C);
+        Seq.addhi(']')
+      ELSE
+        Seq.addhi(C)
+      END;
+    END;
+    A := NEW(REF ARRAY OF CHAR,Seq.size());
+    FOR I := 0 TO Seq.size()-1 DO A[I] := Seq.get(I) END;
+    RETURN Text.FromChars(A^)
+  END DefragIpAddress;
+
+BEGIN
+  SIO.PutText(DefragIpAddress("1.1.1.1") & "\n");
+  SIO.PutText(DefragIpAddress("255.101.1.0") & "\n");
+END Ch1.
+
diff --git a/challenge-272/deadmarshal/modula-3/ch1/src/m3makefile b/challenge-272/deadmarshal/modula-3/ch1/src/m3makefile
new file mode 100644
index 0000000000..9f66e4a51f
--- /dev/null
+++ b/challenge-272/deadmarshal/modula-3/ch1/src/m3makefile
@@ -0,0 +1,5 @@
+import("libm3")
+import("libsio")
+implementation("Ch1")
+program("ch1")
+
diff --git a/challenge-272/deadmarshal/modula-3/ch2/src/Ch2.m3 b/challenge-272/deadmarshal/modula-3/ch2/src/Ch2.m3
new file mode 100644
index 0000000000..d59307e562
--- /dev/null
+++ b/challenge-272/deadmarshal/modula-3/ch2/src/Ch2.m3
@@ -0,0 +1,19 @@
+MODULE Ch2 EXPORTS Main;
+
+IMPORT SIO,Text;
+
+PROCEDURE StringScore(READONLY t:TEXT):INTEGER =
+  VAR Sum:INTEGER := 0;
+  BEGIN
+    FOR I := 0 TO Text.Length(t)-2 DO
+      INC(Sum,ABS(ORD(Text.GetChar(t,I+1)) - ORD(Text.GetChar(t,I))))
+    END;
+    RETURN Sum
+  END StringScore;
+
+BEGIN
+  SIO.PutInt(StringScore("hello")); SIO.Nl();
+  SIO.PutInt(StringScore("perl")); SIO.Nl();
+  SIO.PutInt(StringScore("raku")); SIO.Nl()
+END Ch2.
+
diff --git a/challenge-272/deadmarshal/modula-3/ch2/src/m3makefile b/challenge-272/deadmarshal/modula-3/ch2/src/m3makefile
new file mode 100644
index 0000000000..798c627ef3
--- /dev/null
+++ b/challenge-272/deadmarshal/modula-3/ch2/src/m3makefile
@@ -0,0 +1,5 @@
+import("libm3")
+import("libsio")
+implementation("Ch2")
+program("ch2")
+
diff --git a/challenge-272/deadmarshal/perl/ch-1.pl b/challenge-272/deadmarshal/perl/ch-1.pl
new file mode 100644
index 0000000000..cd1f537594
--- /dev/null
+++ b/challenge-272/deadmarshal/perl/ch-1.pl
@@ -0,0 +1,11 @@
+#!/usr/bin/env perl
+use strict;
+use warnings;
+
+sub defrag_ip_address{
+  $_[0] =~ s/\./\[\.\]/gr
+}
+
+printf "%s\n",defrag_ip_address('1.1.1.1');
+printf "%s\n",defrag_ip_address('255.101.1.0');
+
diff --git a/challenge-272/deadmarshal/perl/ch-2.pl b/challenge-272/deadmarshal/perl/ch-2.pl
new file mode 100644
index 0000000000..bc0e36b06c
--- /dev/null
+++ b/challenge-272/deadmarshal/perl/ch-2.pl
@@ -0,0 +1,14 @@
+#!/usr/bin/env perl
+use strict;
+use warnings;
+use List::Util qw(sum0);
+use List::MoreUtils qw(slide);
+
+sub string_score{
+  sum0 slide {abs(ord($b) - ord($a))} split '',$_[0]
+}
+
+printf "%d\n",string_score('hello');
+printf "%d\n",string_score('perl');
+printf "%d\n",string_score('raku');
+
diff --git a/challenge-272/deadmarshal/raku/ch-1.raku b/challenge-272/deadmarshal/raku/ch-1.raku
new file mode 100644
index 0000000000..1017df67ae
--- /dev/null
+++ b/challenge-272/deadmarshal/raku/ch-1.raku
@@ -0,0 +1,10 @@
+#!/usr/bin/env raku
+
+sub defrag-ip-address($str)
+{
+  $str.subst('.','[.]',:g)
+}
+
+say defrag-ip-address('1.1.1.1');
+say defrag-ip-address('255.101.1.0');
+
diff --git a/challenge-272/deadmarshal/raku/ch-2.raku b/challenge-272/deadmarshal/raku/ch-2.raku
new file mode 100644
index 0000000000..1760ab24a7
--- /dev/null
+++ b/challenge-272/deadmarshal/raku/ch-2.raku
@@ -0,0 +1,16 @@
+#!/usr/bin/env raku
+
+sub string-score($str)
+{
+  my @arr = $str.ords;
+  my $sum = 0;
+  for 0..^@arr.end -> $i {
+    $sum += abs(@arr[$i+1] - @arr[$i])
+  }
+  $sum
+}
+
+say string-score('hello');
+say string-score('perl');
+say string-score('raku');
+