started ex Z4

src/exercises/ex_k_bis1/Customer.java

@@ -0,0 +1,17 @@
+package exercises.ex_k_bis1;
+
+public class Customer implements Runnable {
+    /*private String name;
+    private ServiceDesk serviceDesk;
+
+    public Customer(String name, ServiceDesk serviceDesk) {
+        this.name = name;
+        this.serviceDesk = serviceDesk;
+    }
+    */
+
+    @Override
+    public void run() {
+
+    }
+}