RIOT/doc/guides/test/hello_world/hello_world.md

title, description, code_folder

title	description	code_folder
Test Code Block CI	Test Code Block CI	examples/basic/hello-world/

Test Code Block CI

int main(void)
{
    puts("Hello World!");

Skip CI

int not_main(void)
{
    puts("Goodbye World!");

Non C Code

cowsay "Hello World!"

Non C Code with Skip CI

cowsay "Goodbye World!"

Second C Code Block

    printf("You are running RIOT on a(n) %s board.\n", RIOT_BOARD);
    printf("This board features a(n) %s CPU.\n", RIOT_CPU);