Initial data commit

Task/UTF-8-encode-and-decode/Elena/utf-8-encode-and-decode.elena

@@ -0,0 +1,38 @@
+import system'routines;
+import extensions;
+
+extension op : String
+{
+    string printAsString()
+    {
+       console.print(self," ")
+    }
+
+    string printAsUTF8Array()
+    {
+        self.toByteArray().forEach:(b){ console.print(b.toString(16)," ") }
+    }
+
+    string printAsUTF32()
+    {
+        self.toArray().forEach:(c){ console.print("U+",c.toInt().toString(16)," ") }
+    }
+}
+
+public program()
+{
+    "A".printAsString().printAsUTF8Array().printAsUTF32();
+    console.printLine();
+
+    "ö".printAsString().printAsUTF8Array().printAsUTF32();
+    console.printLine();
+
+    "Ж".printAsString().printAsUTF8Array().printAsUTF32();
+    console.printLine();
+
+    "€".printAsString().printAsUTF8Array().printAsUTF32();
+    console.printLine();
+
+    "𝄞".printAsString().printAsUTF8Array().printAsUTF32();
+    console.printLine();
+}