练7.3买图书

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	string_dbr	8ms	504 KiB	C++14(O2)	130 Bytes	2025-5-26 14:56:45
AC	shtian	8ms	552 KiB	C++98	148 Bytes	2024-7-11 13:04:03
AC	Oxygen	9ms	536 KiB	C++14	130 Bytes	2025-5-29 14:19:42
AC	yzh1217	9ms	552 KiB	C++14(O2)	144 Bytes	2024-8-13 15:45:46
AC	_chjich_	10ms	552 KiB	C++14(O2)	161 Bytes	2024-8-15 12:15:49