练20.4 判断点在第几象限

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	alicexie	21ms	568 KiB	C++98	219 Bytes	2025-12-14 16:50:12
AC	askaguo	22ms	552 KiB	C++98	208 Bytes	2025-12-14 16:16:15
AC	kylezhong	22ms	536 KiB	C++98	291 Bytes	2025-12-14 16:31:36
AC	chengweisun	22ms	532 KiB	C++20(O2)	213 Bytes	2025-6-8 16:15:23
AC	tobytao	23ms	516 KiB	C++20(O2)	223 Bytes	2025-12-6 11:31:22
AC	jerryhu	23ms	552 KiB	C++98	315 Bytes	2025-11-29 23:26:25
AC	carlosduan	23ms	524 KiB	C++20	185 Bytes	2025-12-12 21:17:30
AC	hankli	24ms	556 KiB	C++20	210 Bytes	2025-9-23 19:42:06
AC	raycao	25ms	548 KiB	C++20(O2)	242 Bytes	2025-9-19 19:16:02
AC	bowenzhang	25ms	552 KiB	C++20(O2)	177 Bytes	2025-11-29 9:06:07
AC	stevexiong	25ms	548 KiB	C++98	345 Bytes	2025-10-4 11:12:07
AC	timmyxiao	25ms	704 KiB	C++20(O2)	251 Bytes	2025-12-12 21:13:27
AC	vionazhang	27ms	544 KiB	C++98	213 Bytes	2025-12-12 21:16:26
AC	simonzhang	27ms	548 KiB	C++98	289 Bytes	2025-12-14 17:47:23