nano hello.c

#----------------- Program -------------------

#include <stdio.h>

int main(void)
{
    printf("Hello, world!\n");
}


# ----------- End ------------------------

# Compilation
gcc hello.c -o hello#

./hello

# -------------------------------------------
Important Bookmarks

https://cs50.harvard.edu/x/notes/1/#header-files-and-cs50-manual-pages
https://manual.cs50.io/