// function; adds commas to numbers below 999,999,999

void visual(int startnum)
{	
	int divisor = 1000000000;
	int reducted = 0;
	int working = 0;
	bool escape = 0;
	bool start = 0;
	int workingint = 0;
	string zeroes;
	bool first = 1;
	
	int zerotest;
	
	//~ cout << "insert number: ";
	//~ scanf("%d", &startnum);
	
	if (startnum == 0)
	{
		divisor = 0;
		if (start)		
		{
		cout << "000";
		}
		
		else
		{
		cout << "0";
		}
	}
	
	
	while (divisor >= 1)
	{
		escape = 0;
		
		reducted = startnum/divisor;
		
		if (reducted < 1)
		{
			if (start)
			{
				cout << "000";
			}
			escape = 1;
		}
		
		
		if (!escape)
		{
			workingint = working;
			
			zerotest = reducted;
			if (zerotest == 0)
			{
				zeroes = "000";
			}
			else
			{
				zerotest = reducted/10;
				if (zerotest == 0)
				{
					zeroes = "00";
				}
				else
				{
					zerotest = reducted/100;
					if (zerotest == 0)
					{
						zeroes = "0";
					}
				}
			}
					
			
			if (start)
			{
				cout << zeroes << reducted;
			}
			else
			{
				cout << reducted;
			}
			start = 1;
			
			startnum = startnum - (reducted*divisor);
			
			
		}
		
		if ((divisor > 1) && (!first) && (start))
		{
			cout << ",";
		}
		
		first = 0;
		divisor = divisor/1000;	
		
		zeroes = "";
		
	}
		
}