OJ题目 : http://acm.nyist.net/JudgeOnline/problem.php?pid=749 描述 Hrdv is interested in a string,especially the palindrome string.So he wants some palindrome string. A sequence of characters is a
目录 Codeforces Round #749 (Div. 1 + Div. 2, based on Technocup 2022 Elimination Round 1) - D. Omkar and the Meaning of LifeProblem DescriptionInteractionHack FormatSample InputSample OnputNote 题目大意