{
	        long start = System.currentTimeMillis();

	        float a = 0.0f;
	        for (int j = 0; j < 100; j++) {
	        	for (double i = -Math.PI * 2; i < Math.PI; i += 0.001f) {
	        		a += Math.sin(i);
	        	}
	        }

	        long end = System.currentTimeMillis();
	        System.out.println(" time " + (end - start) + " a " + a);
        }
        {
	        long start = System.currentTimeMillis();

	        float a = 0.0f;
	        for (int j = 0; j < 100; j++) {
	        	for (double i = -Math.PI * 2; i < Math.PI; i += 0.001f) {
	        		a += sin(i);
	        	}
	        }

	        long end = System.currentTimeMillis();
	        System.out.println(" time " + (end - start) + " a " + a);
        }