摘要: Virtual FriendsTime Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 194 Accepted Submission(s): 62 Problem Description These days, you can do all sorts of things online. For example, you can use various websites to make virtual friends... 阅读全文
posted @ 2013-02-14 18:35 cssystem 阅读(225) 评论(0) 推荐(0)
摘要: Junk-Mail FilterTime Limit: 15000/8000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 181 Accepted Submission(s): 62 Problem Description Recognizing junk mails is a tough task. The method used here consists of two steps:1) Extract the common character... 阅读全文
posted @ 2013-02-14 17:35 cssystem 阅读(187) 评论(0) 推荐(0)
摘要: Dragon BallsTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 324 Accepted Submission(s): 154 Problem Description Five hundred years later, the number of dragon balls will increase unexpectedly, so it\\\\\\\'s too difficult for Monk... 阅读全文
posted @ 2013-02-14 12:24 cssystem 阅读(259) 评论(0) 推荐(0)