Water Level Control using Micro control 89C51

elseif((UV == 0) || (OV == 0)pump = 0;

else pump = 0;

#include<stdio.h>
#include<reg51.h>
sbit low  = P2^0;
sbit mid  = P2^1;
sbit high = P2^2;
sbit UV   = P2^3;
sbit HV   = P2^4;
sbit pump = P3^4;
 
 
void main()
{
 
    while(1)
	{
 
        if((UV) && (HV))
		{
            if(low)
							pump = 1;
            if(high)
							pump = 0;
     }
		
        else	pump = 0;

   }
}

#include<reg51.h>
sbit I_A = P2^0;
sbit I_B = P2^1;
sbit I_C = P2^2;
sbit RLY = P3^4;
sbit LED_MTR = P1^0;
sbit LED_C = P1^1;
sbit LED_B = P1^2;
sbit I_L = P2^3;
sbit I_H = P2^4;
void main()
{
    while(1)
    {
        if((I_B&I_C)==1)
        {
            if((I_L&I_H)==1)
            {
                RLY=1;
                LED_MTR=1;
                LED_B=1;
                LED_C=0;
            }
            else
            {
                RLY=0;
                LED_MTR=0;
                LED_B=1;
                LED_C=0;
            }
        }
        else
        {
                RLY=0;
                LED_MTR=0;
                LED_B=1;
                LED_C=1;    
        }
    }
}