【例16.1】判断数正负

状态	递交者	时间	内存	语言	代码	递交时间
AC	u26004	12ms	256 KiB	C	183 Bytes	2026-11-5 16:50:52
AC	u26032	13ms	256 KiB	C	191 Bytes	2026-11-3 22:56:17
AC	u26002	13ms	512 KiB	C	218 Bytes	2026-10-13 23:10:35
AC	u26006	15ms	256 KiB	C	193 Bytes	2026-11-1 23:43:45
AC	u2616	23ms	516 KiB	C++98	280 Bytes	2026-4-16 21:28:19
AC	u2603	26ms	768 KiB	C++98	245 Bytes	2026-4-9 13:12:41
AC	u2610	26ms	540 KiB	C++98	252 Bytes	2026-4-9 22:02:07
AC	u2605	26ms	752 KiB	C++98	171 Bytes	2026-4-5 12:51:24
AC	u2602	26ms	764 KiB	C++11	227 Bytes	2026-4-7 21:10:37
AC	u2607	27ms	512 KiB	C++98	271 Bytes	2026-4-11 8:45:52
AC	u26028	27ms	524 KiB	C++98	168 Bytes	2026-10-29 12:20:51
AC	u2608	27ms	760 KiB	C++98	275 Bytes	2026-4-5 9:56:55
AC	u2606	28ms	516 KiB	C++11	196 Bytes	2026-5-1 16:12:23
AC	u2604	29ms	516 KiB	C++11(O2)	256 Bytes	2026-4-19 20:08:06