说明: Big Number Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 5916 Accepted Submission(s): 4135 Problem Descr iption As we know, Big Number is always troublesome. But it's really important in our AC <c_baby123> 上传 | 大小:771byte