循环计算和递归计算阶乘

//循环计算和递归计算阶乘

//循环方式计算阶乘，又叫做迭代方式

       public int compute(int number)

       {

              int result = 1;

              for(int i = number; i > 0; i--)

              {

                     result *= i;

              }

              return result;

       }

       //使用递归方式计算阶乘

       public int compute2(int number)

       {

              if(1 == number)

              {

                     return 1;

              }

              else

              {

                     return number * compute2(number - 1);

              }

       }

       public static void main(String[] args)

       {

              Test1 test = new Test1();

              System.out.println(test.compute(5));

              System.out.println(test.compute2(5));