摘要：SubsequenceTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3892Accepted Submission(s): 1271Problem DescriptionThere is a sequence of integers. Your task is to find the longest subsequence that satisfies the following condition: t... 阅读全文

摘要：D. How many trees?time limit per test1 secondmemory limit per test64 megabytesinputstandard inputoutputstandard outputIn one very old text file there was written Great Wisdom. This Wisdom was so Great that nobody could decipher it, even Phong — the oldest among the inhabitants of... 阅读全文

摘要：AtlantisTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5932Accepted Submission(s): 2599Problem DescriptionThere are several ancient Greek texts that contain descriptions of the fabled island Atlantis. Some of these texts eve... 阅读全文

摘要：Huge MissionProblem DescriptionOaiei is busy working with his graduation design recently. If he can not complete it before the end of the month, and he can not graduate! He will be very sad with that, and he needs your help. There are 24 hours a day, oaiei has different... 阅读全文