日期:2014-05-18 浏览次数:20998 次
 static int Fun(int _i, int _sum)
        {
            int sum = 0;
            for (int j = 0; j <= _i; j++)
            {
                sum = sum + j;
            }
            sum = sum + _sum;
            if (_i == 50)
            {
                return sum;
            }
            return Fun(_i + 1, sum);
        }
int x=Fun(1,0)