摘要：
数塔Time Limit: 1000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 16321Accepted Submission(s): 9800Problem Description在讲述DP算法的时候，一个经典的例子就是数塔问题，它是这样描述的：有如下所示的数塔，要求从顶层走到底层，若每一步只能走到相邻的结点，则经过的结点的数字之和最大是多少？已经告诉你了，这是个DP的题目，你能AC吗?Input输入数据首先包括一个整数C,表示测试实例的个数，每个测试实例的第一行是一 阅读全文
摘要：
B -Big NumberTime Limit:1000MSMemory Limit:32768KB64bit IO Format:%I64d & %I64uDescriptionIn many applications very large integers numbers are required. Some of these applications are using keys for secure transmission of data, encryption, etc. In this problem you are given a number, you have to 阅读全文