if(!C1 || !C2 || !C3 || !C4)
    {
        if (R1==0 && !C1){
            if (counter<10)
                counter++;
            else
                table[0] = 0;
        }
        else if (R1==0 && !C2){
            if (counter<10)
                counter++;
            else{
                table[0] = 1;
                counter=0;
            }
        }
        else if (R1==0 && !C3){
            if (counter<10)
                counter++;
            else{
                table[0] = 2;
                counter=0;
            }
        }
        else if (R1==0 && !C4){
            if (counter<10)
                counter++;
            else
                table[0] = 3;
                counter=0;
        }
        else
            counter = 0;
    }