#include<conio.h>
void main(void)
{
    clrscr();/*清屏函数*/
    textbackground(2);
    gotoxy(1,5);/*定位函数*/
    cprintf("output at row 5 column 1\n");
    textbackground(3);
    gotoxy(20,10);
    cprintf("output at row 10 colum 20\n");
}

cprintf与printf有什么区别