adjusted the concatenation to the Number update

Uebung3/src/main/java/org/info3/Lexer.java

@@ -41,7 +41,7 @@ public class Lexer {
                 }
                 // if necessary, parse t to int here
                 // Writes the digits into a Number object and verbalizes the number value
-                tokens.add(new Number(Integer.parseInt(newToken)));
+                tokens.add(new Number(newToken));
                 System.out.print("Added number to the tokens list: " + newToken + "\n");
             }
 
@@ -69,7 +69,7 @@ public class Lexer {
             }
         }
 
-        // Checks whether the tokens have been correctly created and verbalized
+        // Checks whether the tokens have been correctly created and added to the list
         System.out.println(tokens);
         return tokens;
     }