【例4.1】交换两个数的位置

状态	递交者	时间	内存	语言	代码	递交时间
AC	wyf	1ms	256 KiB	C	147 Bytes	2026-9-29 15:43:15
AC	18241579096	1ms	256 KiB	C	203 Bytes	2026-8-26 15:54:53
AC	DUFLstudent	1ms	256 KiB	C	137 Bytes	2026-8-26 17:54:46
AC	18973114276	1ms	256 KiB	C	119 Bytes	2026-1-13 10:04:12
AC	zhengshilang	1ms	256 KiB	C	114 Bytes	2026-10-14 20:07:29
AC	rabbit	2ms	496 KiB	C++98	204 Bytes	2025-9-2 16:23:23
AC	威龙	2ms	512 KiB	C++14	190 Bytes	2026-9-27 11:05:35
AC	jintang	3ms	404 KiB	C++98	156 Bytes	2025-8-17 10:54:22
AC	dong	3ms	512 KiB	C++14	186 Bytes	2026-9-27 11:03:45
AC	Syouman	3ms	512 KiB	C++98	169 Bytes	2026-9-2 18:21:56
AC	宸子	3ms	528 KiB	C++14	189 Bytes	2026-9-19 17:06:56
AC	空气#1235	3ms	512 KiB	C++14	266 Bytes	2026-9-26 17:49:05
AC	茁茁	3ms	512 KiB	C++14	208 Bytes	2026-9-27 11:01:34
AC	小正	3ms	512 KiB	C++98	196 Bytes	2026-3-24 20:07:34
AC	平安	3ms	512 KiB	C++14	119 Bytes	2026-5-30 16:46:44
AC	cx111111	3ms	320 KiB	C++98	174 Bytes	2025-9-2 16:24:04
AC	姑娘恬恬	3ms	512 KiB	C++14	225 Bytes	2026-9-19 17:04:21
AC	丁悦峰	3ms	512 KiB	C++14(O2)	188 Bytes	2026-10-18 19:10:41
AC	北斗星上的忍者	3ms	512 KiB	C++98	136 Bytes	2026-9-27 17:05:40
AC	李亚楠	3ms	512 KiB	C++98	122 Bytes	2026-8-20 20:24:29
AC	喝汽水的懒蜘蛛	3ms	492 KiB	C++98	180 Bytes	2025-6-7 16:25:17
AC	? ? ?	3ms	512 KiB	C++14	118 Bytes	2026-7-15 22:59:38
AC	余淋琪	3ms	360 KiB	C++14	330 Bytes	2026-7-12 17:37:57
AC	林至淳	3ms	512 KiB	C++14(O2)	202 Bytes	2026-10-17 19:35:54
AC	gggggggg	3ms	504 KiB	C++98	182 Bytes	2025-10-10 20:08:28
AC	米糕	3ms	512 KiB	C++14	223 Bytes	2026-9-19 17:23:34
AC	W234A	3ms	512 KiB	C++98	139 Bytes	2026-7-3 19:23:39
AC	陈语檀	3ms	512 KiB	C++98	123 Bytes	2026-8-13 21:28:49
AC	悠悠	3ms	512 KiB	C++98	144 Bytes	2026-10-18 14:12:35
AC	庭敬	3ms	508 KiB	C++98	175 Bytes	2025-12-28 18:50:02
AC	毕盛钦	3ms	512 KiB	C++11	166 Bytes	2026-3-29 10:47:03
AC	zyf	3ms	324 KiB	C++98	198 Bytes	2025-9-2 16:16:16
AC	霖霖	36ms	3.8 MiB	Python 3	45 Bytes	2026-1-28 18:13:11
AC	张宇航	37ms	3.7 MiB	Python 3	59 Bytes	2025-11-18 15:14:45