Update Reader_Writer_Semaphore.java

Author: RChandana

Reader_Writer_Semaphore.java

@@ -50,3 +50,26 @@ public void run() {
             }
         }
     }
+
+    public static void main(String[] args) throws Exception {
+        Read read = new Read();
+        Write write = new Write();
+        
+        Thread t1 = new Thread(read);
+        t1.setName("thread1");
+        Thread t2 = new Thread(read);
+        t2.setName("thread2");
+        Thread t3 = new Thread(write);
+        t3.setName("thread3");
+        Thread t4 = new Thread(read);
+        t4.setName("thread4");
+        Thread t5 = new Thread(write);
+        t5.setName("thread5");
+
+        t1.start();
+        t3.start();
+        t2.start();
+        t4.start();
+        t5.start();
+    }
+}