摘要：
http://acm.hdu.edu.cn/showproblem.php?pid=4260The End of The WorldTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 259 Accepted Submission(s): 128 Problem DescriptionLegend says that there is a group of monks who are solving a large Towers of Hano 阅读全文
摘要：
http://acm.hnu.cn/online/?action=problem&type=show&id=12484&courseid=0Unique Encryption KeysTime Limit: 30000ms, Special Time Limit:75000ms, Memory Limit:65536KBTotal submit users: 19, Accepted users: 15Problem 12484 : Special judgeProblem descriptionThe security of many ciphers strongly 阅读全文