练20.4 判断点在第几象限

状态	递交者	时间	内存	语言	代码	递交时间
AC	(Congratulations!)国贸王沐阳	46ms	764 KiB	C++11	221 Bytes	2025-3-29 12:13:35
AC	(国贸张扬)国贸张扬	50ms	716 KiB	C++11	222 Bytes	2024-11-27 17:24:05
AC	(国贸李佳益)国贸李佳益	54ms	764 KiB	C++11	258 Bytes	2024-12-13 21:28:35
AC	[秦翔可]秦老师	55ms	764 KiB	C++11	258 Bytes	2024-11-20 18:36:32
AC	(国贸梁景硕)国贸梁景硕	55ms	768 KiB	C++11	193 Bytes	2024-10-3 10:16:23
AC	(lilo)lilo	55ms	768 KiB	C++14(O2)	262 Bytes	2025-1-9 21:10:11
AC	[吴雨霖]chan	55ms	764 KiB	C++14(O2)	258 Bytes	2024-12-5 9:01:37
AC	(国贸冯一杨)国贸冯一杨	55ms	764 KiB	C++11	258 Bytes	2024-11-23 12:13:55
AC	(未来の鳩（お互い）)国贸单滢睿	56ms	768 KiB	C++11	274 Bytes	2024-12-9 17:55:46