Preprocessor statements are those lines starting with '#' sign. An example is #include
statement that we used to include stdio.h header file into our programs.
Preprocessor statements are processed by a program called preprocessor before compilation step takes
place. After preprocessor has finished its job, compiler starts its work.
How to print a “Name” without using a semicolon
#define PI 3.14
#define ERROR_1 "File not found."
#define QUOTE "Hello World!"
printf("Area of circle = %f * diameter", PI );
printf("\nError : %s",ERROR_1);
printf("\nQuote : %s\n",QUOTE);
Area of circle = 3.140000 * diameter
Error : File not found.
Quote : Hello World!