Update README.md

Author: jfullstackdev

README.md

@@ -2,19 +2,19 @@
 
 Table of Contents
 1. [Intro](#intro)
-2. [Input / Output](#input-output)
-    1. Hello World Program
-3. Variables & Data Types
-    1. Sample Program for Variables and Data Types
-4. Operators
-    1. Assignment Operators Sample Program
-    2. Arithmetic Operators Sample Program
-    3. Comparison Operators Sample Program
-5. Conditionals
-    1. Sample Program Using IF
-    2. Sample Program Using IF/ELSE
-6. Functions
-7. Sample Program Creating And Using Functions
+2. [Input / Output](#input-and-output)
+    1. [Hello World Program](#hello-world-program)
+3. [Variables & Data Types](#variables-and-data-types)
+    1. [Sample Program for Variables and Data Types](#sample-program-for-variables-and-data-types)
+4. [Operators](#operators)
+    1. [Assignment Operators Sample Program](#assignment-operators-sample-program)
+    2. [Arithmetic Operators Sample Program](#arithmetic-operators-sample-program)
+    3. [Comparison Operators Sample Program](#comparison-operators-sample-program)
+5. [Conditionals](#conditionals)
+    1. [Sample Program Using IF](#sample-program-using-if)
+    2. [Sample Program Using IF/ELSE](#sample-program-using-if-else)
+6. [Functions](#functions)
+    1. [Sample Program Creating And Using Functions](#sample-program-creating-and-using-functions)
 
 ## Intro
 Of all the inventions in the field of electronics 
@@ -60,7 +60,7 @@ rather we just want to get the core
 concepts of computer programming that are
 common in different programming languages.*
 
-## Input / Output
+## Input And Output
 As was mentioned, a programmable computer is very 
 important but the way you interact with the computer
 is through input and output: you as the user
@@ -119,7 +119,7 @@ idea of what a programmable computer is all about.
 It's you telling the computer to do things it 
 can handle in terms of binary data.
 
-## Variables & Data Types
+## Variables And Data Types
 In computer programming, a **variable** is just like
 a container to store digital data. A **data type**
 is the way you tell the computer how that data
@@ -319,7 +319,7 @@ particularly when you want to catch the FALSE result
 or create a nested IF-ELSE. So, you want to extend it
 and catch the FALSE result.
 
-### Sample Program Using IF/ELSE
+### Sample Program Using IF ELSE
 ```
 #include <stdio.h>