private static String fizzBuzz(int a, int b, int n)
	{
		String fb;
		fb = "";
		for(int i = 1; i <= n; i++)
		{
			if(i % a == 0)
			{
				if(i % b == 0)
				{
					fb += "FB ";
				}
				else
				{
					fb += "F ";
				}
			}
			else if(i % b == 0)
			{
				fb += "B ";
			}
			else
			{
				fb += i + " ";
			}
		}
		return fb;
	}