An input of the contents (task name) of the task will set simultaneously the time of a registration date, and a flag (uncompleted: 0). Moreover, the task registered into the list is displayed. When a task is completed, a list is chosen and the tap of the "edit" button is carried out. If a check is put in and the tap of the "OK" button is carried out, it will be completed (flag: 1). When you delete, please choose a list and carry out the tap of the "deletion" button.