What are Preprocessor Operations in C programming

The preprocessor is a program that processes the sources code before it passes through the compiler. Preprocessor directive are placed in the source program before the main line. Before the source code pass through the compiler, it is examined by the preprocessor for any preprocessor directive. If there are any, appropriate actions are taken and then the source program is handed over to the compilers. All the preprocessor directive follow special syntax rules that are different from the normal C syntax. Every preprocessors directive begins with the symbol # and is followed by the respective preprocessor directives. The preprocessors directives

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What are Preprocessor Operations in C programming
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