大写转小写

Status	Submit By	Time	Memory	Code	Submit At
AC	yinjiayu	-	7.1 MiB	115 Bytes	2023-12-8 19:29:30
AC	肖艺勋2	4ms	7.1 MiB	131 Bytes	2023-12-8 19:28:52
AC	梅罗1	4ms	7.1 MiB	126 Bytes	2023-12-8 19:31:05
AC	勾晨禹	8ms	7.1 MiB	122 Bytes	2023-12-8 19:28:31
AC	周沐阳	8ms	7.1 MiB	120 Bytes	2023-12-8 19:28:28
AC	yinjiayu	8ms	7.1 MiB	129 Bytes	2023-12-8 19:31:09
AC	安一谦	9ms	7.1 MiB	121 Bytes	2023-12-8 19:30:34
AC	Mr_D	9ms	6.9 MiB	141 Bytes	2023-12-8 19:28:29
AC	蒋奇宏	11ms	7.1 MiB	116 Bytes	2024-1-20 11:44:50
AC	liyunsong	12ms	7.1 MiB	148 Bytes	2023-12-8 19:29:02
AC	颜铭	15ms	7.1 MiB	119 Bytes	2023-12-8 19:29:22
AC	钟卓劭	35ms	536 KiB	114 Bytes	2024-3-1 13:50:34