计算星期几

Status	Submit By	Time	Memory	Code	Submit At
AC	summer23041	16ms	684 KiB	461 Bytes	2023-10-5 16:44:00
AC	CC20260060	16ms	680 KiB	433 Bytes	2023-11-12 8:42:09
AC	BC20260080	20ms	808 KiB	390 Bytes	2024-4-28 0:23:49
AC	BC20260030	21ms	800 KiB	560 Bytes	2024-4-15 6:48:45
AC	BC20260085	21ms	800 KiB	360 Bytes	2024-5-20 13:54:31
AC	C20250070	23ms	696 KiB	562 Bytes	2024-5-18 11:49:12