Method isValid

ZezeJava/ZezeJava/src/main/java/Zeze/Collections/DAG.java:93–96

检查有向图合法 1. 无环

()

	 * 1. 无环
	 */
	@SuppressWarnings({"MethodMayBeStatic", "SameReturnValue"})
	private boolean isValid() {
		return true; // TODO
	}
}