Merge pull request #18 from Ayush167/main

Sample.java

Author: jvm-coder

simpleSingleInheritance.java

@@ -0,0 +1,37 @@
+class Point2D
+{
+    int x;
+    int y;
+    void display()
+    {
+        System.out.println("x="+x+"y="+y);
+    }
+}
+class Point2D extends Point3D
+{
+    int z;
+    void display()
+    {
+        System.out.println("x="+x+"y="+y+"z="+z);
+    }
+}
+class simpleSingleInheritance
+{
+    public static void main(String args[])
+    {
+        Point2D P1 = new P1();
+        Point3D P2 = new P2();
+        P1.x = 10;
+        P1.y = 20;
+        System.out.println("Point2D P1 is" + P1.display());
+        // initializing point3d
+        P2.x = 5;
+        P2.y = 6;
+        P3.z = 15;
+        System.out.println("Point3D P2 is" + P2.display());
+        
+    }
+}
+
+        
+