HBC223799[NOIP1999]回文数,字符串,模拟TheGrandTournament题解 The experiment field of this tournament is a rectangular region on a 2-dimensional plane, with axes... 算法基础篇 2023-11-13 69 #HBC223799[NOIP1999]回文数 #字符串 #模拟TheGrandTournament题解