write #, push push require_text 0 ((index)) write tWRITE -- drop put #, push push 0 ((index)) put tPUT -- drop read #, push push require_var require_text 0 ((index)) read tREAD -- drop get #, push push require_var 0 ((index)) get tGET -- drop getchar #, push push require_var 0 ((index)) getchar tGETCHAR -- drop