Revert "Done lab 1-3"

This reverts commit 29e63163a4.

src/encapsulationInheritancePolymorphism/EncapsulationInheritancePolymorphism.java

@@ -0,0 +1,10 @@
+package encapsulationInheritancePolymorphism;
+
+public class EncapsulationInheritancePolymorphism {
+
+    public static void main(String[] args) {
+        int a = 1;
+//        var b = 2;
+//        System.out.println(b);
+    }
+}