function profondo_scripts() {
    wp_enqueue_style( 'twentyfifteen-style', get_template_directory_uri() . '/style.css' );
    wp_enqueue_style( 'profondo-child-style', get_stylesheet_uri() );
}

add_action( 'wp_enqueue_scripts', 'profondo_scripts' );

add_action( 'wp_enqueue_scripts', 'profondo_scripts' );

function profondo_scripts() {
    wp_enqueue_style( 'twentyfifteen-style', get_template_directory_uri() . '/style.css' );
    wp_enqueue_style( 'profondo-child-style', get_stylesheet_uri() );
}

wpse_185390_function(); // Perfectly fine, even though the function is defined "afterwards"

function wpse_185390_function() {
    echo 'I'm down here!';
}