removed change file

Author: vineetchoudhary

Introduction/README.MD

@@ -7,9 +7,3 @@
 * ADD.C - Addition of two number
     * [Open in Turbo C++](http://www.developerinsider.in/assets/pages/runturbocpp.html?run=turbocpp:~developerinsider.in~https://github.com/developerinsider/C-Programming-Example/blob/master/Introduction/ADD.C?raw=true~ADD.C)
     * [Post](http://www.developerinsider.in/2016/04/09/addition-of-two-number-c-language-programming/)
-* CONST.C - Modify the constant variable in c
-    * [Open in Turbo C++]
-    * [Post]
-* Swap.C - swap the contents of two numbers using bitwise XOR operation. Don't use either the temporary variable or arithmetic operators
-    * [Open in Turbo C++]
-    * [Post]