switch and LED

#include<reg51.h>

#define led P0

sbit s1=P1^0;

sbit s2=P1^1;

void main()

{

P0=0xff;

while(1)

{

if (s1==0)

{

led=0x33;

P1=0xff;

}

else if(s2==0)

{

led=0xcc;

P1=0xff;

}

}

}