摘要：
H. Queries for Number of Palindromestime limit per test5 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputYou've got a string s = s1s2...s|s| of length|s|, consisting of lowercase English letters. There also areq queries, each query is described by two integersli, 阅读全文
摘要：
Big NumberTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 17227 Accepted Submission(s): 7705Problem DescriptionIn many applications very large integers numbers are required. Some of these applications are using keys for secure transmission of data 阅读全文