【例22.1】有一门课不及格的学生

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	carlosduan	21ms	548 KiB	C++20	214 Bytes	2025-12-13 8:35:41
AC	haijingwen	22ms	532 KiB	C++20(O2)	162 Bytes	2025-12-13 8:32:04
AC	ciciren	22ms	548 KiB	C++98	171 Bytes	2025-12-13 8:36:26
AC	raycao	22ms	536 KiB	C++20(O2)	182 Bytes	2025-9-23 19:58:47
AC	dangzhouyang	22ms	524 KiB	C++98(O2)	164 Bytes	2025-12-13 8:39:00
AC	rayzhang	22ms	528 KiB	C++20(O2)	149 Bytes	2025-12-13 8:40:06
AC	simberwang	22ms	552 KiB	C++20(O2)	158 Bytes	2025-12-13 8:45:09
AC	chengweisun	22ms	516 KiB	C++20(O2)	220 Bytes	2025-12-13 8:35:18
AC	bowenzhang	22ms	504 KiB	C++20(O2)	182 Bytes	2025-12-8 12:25:33
AC	freyazhou	22ms	544 KiB	C++98	162 Bytes	2025-12-13 8:41:41
AC	hankli	23ms	768 KiB	C++20	178 Bytes	2025-9-24 17:39:31
AC	tobytao	23ms	540 KiB	C++20(O2)	230 Bytes	2025-12-13 8:35:05
AC	stevexiong	24ms	552 KiB	C++98	177 Bytes	2025-11-9 21:15:13
AC	frankzhao	24ms	520 KiB	C++20(O2)	150 Bytes	2025-12-13 8:40:51
AC	brainwu	24ms	548 KiB	C++98(O2)	165 Bytes	2025-12-13 8:41:04
AC	reginazhang	24ms	572 KiB	C++20(O2)	168 Bytes	2025-12-13 8:30:56
AC	henryliu	25ms	556 KiB	C++20(O2)	145 Bytes	2025-12-13 8:37:38
AC	jerryhu	25ms	548 KiB	C++98	168 Bytes	2025-11-30 23:10:02