First C Program

First C Program — a practical guide to first C program Hello World with clear examples you can reuse in real projects.

C Programming Tutorial Series (8/102). Prefer one article? Read the complete C programming tutorial.

Short description

Confirm your toolchain works before learning language details.

Steps

1. Create main.c.
2. Compile with gcc.
3. Run the executable.

Hello World

#include <stdio.h>

int main(void) {
    printf("Hello, C!n");
    return 0;
}