Update of exercises

Assignment_007/readme.md

@@ -1,6 +1,6 @@
 # Quine
 
-
+ [Musterlösung](solution/)
 
 ## Lernziel
 

Assignment_007/solution/readme.md

@@ -0,0 +1,5 @@
+# Lösung: Quine
+
+Musterlösung:
+
+[pr2.auffrischung.quine](../../solutions/src/main/java/pr2/auffrischung/quine/)

solutions/src/main/java/pr2/auffrischung/quine/Quine.java

@@ -0,0 +1,19 @@
+
+package pr2.auffrischung.quine;
+
+public class Quine {
+
+    private static final String DATA = "package pr2.auffrischung.quine;%n%n"
+            + "public class Quine {%n%n"
+            + "     private static final String DATA = \"%s\";%n%n"
+            + "      public static void main(String[] args) {%n"
+            + "          System.out.printf(data, %n"
+            + "              DATA.replace(\"\\\\\", \"\\\\\\\\\")%n"
+            + "                  .replace(\"\\\"\", \"\\\\\\\"\"));%n    }%n}";
+
+    public static void main(String[] args) {
+        System.out.printf(DATA,
+            DATA.replace("\\", "\\\\")
+                .replace("\"", "\\\""));
+    }
+}