计算两个日期之间的天数

状态	递交者	时间	内存	语言	代码	递交时间
AC	chenbingjie	2ms	2.1 MiB	C++	906 Bytes	2024-4-6 12:50:57
AC	testz	2ms	2.1 MiB	C++	810 Bytes	2024-4-6 9:00:57
AC	liushijia	3ms	2.1 MiB	C++	1.8 KiB	2024-4-12 22:24:03
AC	testl	3ms	2.1 MiB	C++	906 Bytes	2024-4-6 12:50:20
AC	gczxchenziheng	18ms	532 KiB	C++14(O2)	559 Bytes	2025-12-29 14:44:04
AC	cheng	18ms	504 KiB	C++98	527 Bytes	2025-12-27 15:02:21
AC	yuanjunhao	18ms	508 KiB	C++14(O2)	735 Bytes	2025-12-27 19:48:52
AC	zouhongxi	18ms	548 KiB	C++14(O2)	620 Bytes	2025-12-28 20:19:18
AC	lphao	18ms	596 KiB	C++14(O2)	682 Bytes	2025-12-28 11:46:39
AC	zhoulixing	19ms	524 KiB	C++14(O2)	1.1 KiB	2025-12-28 16:10:28
AC	chenaijin	20ms	524 KiB	C++14(O2)	605 Bytes	2025-12-29 22:37:44
AC	admin	21ms	1.4 MiB	C++	797 Bytes	2021-11-24 13:34:09
AC	bawanglong	26ms	536 KiB	C++20(O2)	749 Bytes	2025-12-28 16:13:08
AC	tianhuoqilin	26ms	536 KiB	C++14(O2)	719 Bytes	2025-12-30 21:34:39
AC	chenqianyu	28ms	540 KiB	C++14(O2)	636 Bytes	2025-12-29 17:29:22
AC	chenqingyang	37ms	528 KiB	C++14(O2)	772 Bytes	2025-12-28 14:12:10