#include  <reg51.h>
	unsigned int x;
	unsigned char i;
	char code * y="590";
	char xdata * yy;

main()
	{       
	for (i=0; i<3; i++)		x=x*10+(*y++&0x0f);              
           for(i=2;i>=0; i--)
                 {  
					*yy++= (x&0x000f)+0x30;
                    x=x>>4;
				 }
                      while(1);
    }