Avoid K Palindrome 2

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	江佩珊	158ms	772 KiB	C++14(O2)	615 Bytes	2025-10-27 11:27:32
AC	hey_muzili	218ms	816 KiB	C++14(O2)	665 Bytes	2025-10-21 14:15:16
AC	maochengjun	263ms	796 KiB	C++14(O2)	745 Bytes	2025-10-30 16:19:21
AC	曾彦彬contest	265ms	792 KiB	C++17(O2)	782 Bytes	2025-10-31 14:53:24
AC	舒诗鉴	364ms	976 KiB	C++17(O2)	706 Bytes	2025-10-18 15:12:02
AC	张芷若xly2025	830ms	772 KiB	C++14	745 Bytes	2025-12-5 14:57:31
AC	姚胜蓝	1378ms	820 KiB	C++17(O2)	673 Bytes	2025-10-18 16:21:35
AC	chenqiugu	1902ms	1 MiB	C++14(O2)	944 Bytes	2025-10-18 17:22:13