设计并实现TINYC语言的扫描程序;

接口：FactorialImp抽象类：FactorialAbs实现计算阶乘n!的类：Fatorial代码：/** * * 阶乘计算器 * * 接口 */public interface FactorialImp {// 计算阶乘n!的值long factorial(int n)}/** * * 阶乘计算器 * * 抽象类 继承 FactorialImp */public abstract class FactorialAbs implements FactorialImp {/** * 实现计算阶乘n!的值的方法 */public long factorial(int n) {return multiplicationCount(n, n - 1)}/** * 增加抽象方法--计算两数相乘 * * @param param1Int * @param param2Int * @return 两数相乘的积 */abstract long multiplicationCount(long param1Int, long param2Int)}/** * 实现阶乘计算器类 * */public class Fatorial extends FactorialAbs {@Overridelong multiplicationCount(long param1Int, long param2Int) {if (param2Int == 1) {return param1Int} else {return multiplicationCount(param1Int * param2Int, param2Int - 1)}}}/** * 测试类 * */public class Test {public static void main(String[] args) {Fatorial localFatorial = new Fatorial()System.out.println("100! = " + localFatorial.factorial(10))}}

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