C Language Programming – Program Structure

Before we learn about the basic building blocks of the C language, let’s take a look at a minimal C program structure, which can serve as a reference in the upcoming chapters. C Hello World Example
C programs mainly consist of the following parts: preprocessor directives, functions, variables, statements & expressions, and comments. Let’s look at a simple code snippet that outputs the word “Hello World”:

#include <stdio.h>

int main() {
    printf("Hello World\n");
    return 0;
}

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