摘要：
Lights Against DudelyTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 680Accepted Submission(s): 204Problem DescriptionHarry: "But Hagrid. How am I going to pay for all of this? I haven't any money." Hagrid: "Well there's your 阅读全文
