Answers for "if user not admin in wordpress"

if user logged in wordpress

if ( is_user_logged_in() ) {
   // your code for logged in user 
} else {
   // your code for logged out user 
}

wp is user admin

if ( current_user_can('administrator') ) {} // also others than admin w same capabilities
if ( is_user_admin() ){} // if it is admin
if ( is_admin() ){} //if the view is not the admin interface but the theme