【深进1.例1】求区间和

状态	递交者	时间	内存	语言	代码	递交时间
AC	魏显荣	158ms	1.3 MiB	C++14[O2]	291 Bytes	2026-8-11 13:26:39
AC	张秦鲁	468ms	1.6 MiB	C++14[O2]	396 Bytes	2026-7-22 10:48:21
AC	ysz-jonnyyuan	668ms	1.9 MiB	C++14(O2, GCC 9.3.0)	372 Bytes	2025-5-28 18:00:06
AC	万育锡	677ms	856 KiB	C++14[O2]	408 Bytes	2026-7-23 9:34:55
AC	刘沛宸	678ms	832 KiB	C++14[O2]	291 Bytes	2026-8-27 11:42:45
AC	TomAnderson	682ms	1.2 MiB	C++14[O2]	358 Bytes	2026-8-13 2:25:00
AC	leixinhang2012	683ms	848 KiB	C++14[O2]	265 Bytes	2026-7-22 14:09:02
AC	UID 1567	686ms	1.1 MiB	C++14[O2]	366 Bytes	2026-2-8 12:18:52
AC	何思睿	711ms	1.2 MiB	C++14[O2]	259 Bytes	2026-7-22 10:58:00
AC	栋栋牛	724ms	1.6 MiB	C++14[O2]	329 Bytes	2026-8-13 16:38:02
AC	hcy123	753ms	832 KiB	C++14(O2, GCC 9.3.0)	324 Bytes	2025-5-28 18:00:14