[codeforces 1324B] Yet Another Palindrome Problem 回文+边界处理
Codeforces Round #627 (Div. 3) 比赛人数6434[codeforces 1324B] Yet Another Palindrome Problem 回文+边界处理总目录详见https://blog.csdn.net/mrcrack/article/details/103564004也在线测评地址http://codeforces.com/cont...