//OPTION #1
int d = 1;
double temp = n;
temp = Math.round(temp / 10);			//ADD A LINE OF CODE HERE
while (temp > 0.0009)                
{				
	temp = temp / 10;     
	d++;	
}             

//OPTION #2
  int d = 1;
  int temp = n;
while (temp > 9)                //MODIFY THIS
{
	temp = n / 10;  
	d++;
}