【例69.1】过滤多余的空格

状态	递交者	时间	内存	语言	代码	递交时间
AC	王昱翔	24ms	508 KiB	C++14(O2)	242 Bytes	2025-4-10 16:20:23
AC	qilewen	25ms	764 KiB	C++14(O2)	273 Bytes	2025-3-14 16:49:05
AC	lzn	26ms	508 KiB	C++14(O2)	222 Bytes	2025-4-9 12:56:29
AC	wangziyi	26ms	552 KiB	C++14(O2)	457 Bytes	2024-12-13 8:44:31
AC	唐梓峰	27ms	760 KiB	C++14(O2)	292 Bytes	2025-4-13 20:08:28
AC	胡原陌	27ms	536 KiB	C++14(O2)	516 Bytes	2025-2-16 15:20:03
AC	胡智星	27ms	764 KiB	C++14(O2)	298 Bytes	2025-2-15 14:41:21
AC	liujiayuan	27ms	552 KiB	C++14(O2)	290 Bytes	2025-4-2 21:43:46
AC	shijinghan	28ms	552 KiB	C++14(O2)	298 Bytes	2025-2-21 16:08:23
AC	yhxx	28ms	768 KiB	C++14	492 Bytes	2024-12-17 15:39:51
AC	HowardJones	28ms	508 KiB	C++14(O2)	198 Bytes	2025-4-11 13:25:30
AC	王嘉澔	28ms	768 KiB	C++14(O2)	392 Bytes	2024-12-29 13:30:50
AC	蒋应龙bill	28ms	540 KiB	C++17(O2)	202 Bytes	2025-1-11 17:16:12
AC	chenjinghao	28ms	768 KiB	C++14(O2)	373 Bytes	2024-12-13 8:36:42
AC	xujing	29ms	764 KiB	C++14(O2)	298 Bytes	2025-1-27 8:49:40
AC	Chenyuze24	30ms	764 KiB	C++14(O2)	392 Bytes	2025-1-10 17:24:35