public class SatEnum {

	public enum WaterLevelEnum {low, normal, high}
	public WaterLevelEnum waterLevel = WaterLevelEnum.normal;

	public static void main (String args[]) {
		SatEnum a = new SatEnum();
		//a.waterLevel = WaterLevelEnum.low;
		//assert a.waterLevel!=null;
		assert WaterLevelEnum.low != null;
	}
}

@@ -69,209 +69,51 @@
 gh%7D%0A
-%09public WaterLevelEnum waterLevel = WaterLevelEnum.normal;%0A%0A%09public static void main (String args%5B%5D) %7B%0A%09%09SatEnum a = new SatEnum();%0A%09%09//a.waterLevel = WaterLevelEnum.low;%0A%09%09//assert a.waterLevel!=null;
+%0A%09public static void main (String args%5B%5D) %7B
 %0A%09%09a

simplify SatEnum