public static double Testing()
	{
		try {
			BufferedWriter out = new BufferedWriter(new FileWriter("WrongTestingFaces.txt"));
			
			int correctTests = 0;
			for(Face f: testingFaces)
			{
				if(TestingSingleFaceCorrect(f))
				{
					correctTests++;
				}else
				{
					String faceStr = f.Print();//printing wrong face
					out.write(faceStr);
					out.write("Above face is supposed to be " + f.isFace);
					out.newLine();
				}
			}
			//System.out.println((double)correctTests/(double)testingFaces.size());
			out.close();
			return (double)correctTests/(double)testingFaces.size();
		} catch (IOException e) {
			e.printStackTrace();
		}
		return -1;
	}