['4004_flowcontrol_jump_if_tos_is_negative', '', 'A'],
['4005_flowcontrol_jump_to_subroutine', '', 'A'],
['4006_flowcontrol_return_from_subroutine', '', 'A'],
+ ['4100_flowcontrol_branches_not_taken', '', 'A'],
['5001_io_output_character', '', 'A'],
['5002_io_output_digit', '', '2'],
['5003_io_input_character', 'A', 'A'],