【例68.3】忽略大小写的字符串比较

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	江宜轩	8ms	552 KiB	C++98	984 Bytes	2025-3-15 10:52:44
AC	xxw6	8ms	504 KiB	C++98	903 Bytes	2025-4-10 20:04:03
AC	Chaser Of Light	8ms	768 KiB	C++11	880 Bytes	2024-5-28 20:09:55
AC	牛奶	9ms	540 KiB	C++98	880 Bytes	2024-5-28 20:10:10
AC	2025_3	9ms	504 KiB	C++98	903 Bytes	2025-4-15 20:08:22
AC	洪卓俊	9ms	536 KiB	C++98	880 Bytes	2024-5-28 20:10:25