在屏幕上以多任务写出自己姓名的拼音首字母。要求以本字母作为基本单元组成大字母的笔画，并同时动态画出（一个大字母一个任务）。-On the screen to multi-task to write their own name the first letter of the alphabet. Requirements to the letter as a basic unit of the formation of large number of strokes in letters and at the same time dynamic draw (letters a big task).