【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	zongjiayi	158ms	1.2 MiB	C++14[O2]	310 Bytes	2026-7-13 11:21:16
AC	lyh	159ms	2 MiB	C++14[O2]	359 Bytes	2026-7-13 11:15:29
AC	33DAI	160ms	2 MiB	C++14[O2]	480 Bytes	2026-7-13 11:09:20
AC	zhangjibu	461ms	2 MiB	C++14[O2]	415 Bytes	2026-7-13 11:18:10
AC	lsrsrl	667ms	1.2 MiB	C++14[O2]	348 Bytes	2026-5-4 23:00:13
AC	hqy	670ms	1.2 MiB	C++14(O2, GCC 9.3.0)	277 Bytes	2025-4-26 21:26:32
AC	鱼益源	688ms	2 MiB	C++14[O2]	289 Bytes	2026-2-25 14:50:42
AC	yuanshucheng	692ms	2 MiB	C++14[O2]	282 Bytes	2026-2-25 14:55:02
AC	liyichen	692ms	4.8 MiB	C++14[O2]	273 Bytes	2026-2-25 14:50:12
AC	成宏阳	701ms	2 MiB	C++14[O2]	376 Bytes	2026-5-10 9:22:48
AC	chenpinlin	717ms	1.9 MiB	C++14(O2, GCC 9.3.0)	341 Bytes	2025-8-4 11:59:27