数塔 Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 22488    Accepted Submission(s): 13555 Problem Description 在讲述DP算法的

http://acm.hdu.edu.cn/showproblem.php?pid=2084 数塔 Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 57124    Accepted Submission(s): 33581   Prob