Update README.md

Author: jfullstackdev

README.md

@@ -404,13 +404,12 @@ As you can see here, it's just printing "Hello World" ten times, whether it's
 a `for` loop, `while` loop, or `do-while` loop.
 
 ## Functions
-A function is a group of statements (commands)
-that together perform a task.
-There are built-in functions and functions that a 
-programmer will create according to his/her needs.
+A function is a group of statements (commands) that together perform a task. 
+There are built-in functions and functions that a programmer will create 
+according to his/her needs.
 
 ### Sample Program Creating And Using Functions
-```
+```c
 #include <stdio.h>
 
 void myFunction() {
@@ -420,31 +419,25 @@ void myFunction() {
 }
 
 int main() {
-
     myFunction();
-
     return 0;
 }
 ```
 
-The function `printFunctionTest()` is created by
-declaring `void` first. Other functions will return values
-but for the sake of simplicity we create a void `function`.
-A `void` function will simply execute the commands
-contained in it, nothing else.
+The function `myFunction()` is created by declaring `void` first. Other 
+functions will return values, but for simplicity, we create a void function. 
+A `void` function will simply execute the commands contained in it, nothing 
+else.
 
-Then inside the main function, you simply invoke it
-by its name. And all the commands inside that function
-will be executed line by line.
+Then inside the main function, you simply invoke it by its name. All the 
+commands inside that function will be executed line by line.
 
-Why use functions? Imagine if there is none. Complex
-programs are usually composed of thousands of lines of code
-up to million, without any grouping, that will be
-very hard to handle.
+Why use functions? Imagine if there were none. Complex programs are usually 
+composed of thousands to millions of lines of code. Without any grouping, 
+that would be very hard to handle.
 
-If a function is generic and can be used for other
-projects, you can simply separate it for distribution.
-So your code is now reusable.
+If a function is generic and can be used for other projects, you can simply 
+separate it for distribution. So your code is now reusable.
 
 ## More Of My Content
 - [jdevfullstack Profile](https://github.com/jdevfullstack)