摘要：
http://poj.org/problem?id=3667HotelTime Limit:3000MSMemory Limit:65536KTotal Submissions:9484Accepted:4066DescriptionThe cows are journeying north to Thunder Bay in Canada to gain cultural enrichment and enjoy a vacation on the sunny shores of Lake Superior. Bessie, ever the competent travel agent, 阅读全文
摘要：
http://acm.hdu.edu.cn/showproblem.php?pid=3333Turing TreeTime Limit: 6000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2614 Accepted Submission(s): 892 Problem DescriptionAfter inventing Turing Tree, 3xian always felt boring when solving problems about interva 阅读全文
摘要：
http://acm.hdu.edu.cn/showproblem.php?pid=3308LCISTime Limit: 6000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 2959 Accepted Submission(s): 1287 Problem DescriptionGiven n integers. You have two operations: U A B: replace the Ath number by B. (index counting 阅读全文
摘要：
http://poj.org/problem?id=2528Mayor's postersTime Limit:1000MSMemory Limit:65536KTotal Submissions:34372Accepted:9954DescriptionThe citizens of Bytetown, AB, could not stand that the candidates in the mayoral election campaign have been placing their electoral posters at all places at their whim 阅读全文