Procedural requirements from the keyboard to get a decimal number, and then the number to hexadecimal form displayed on the screen. The program uses the form of register transfer parameters.

• 程序要求从键盘取得一个十进制数，然后把该数以十六进制的形式在屏幕上显示出来。该程序运用了寄存器传递参数的形式。