求累加和sum [1*]

状态	递交者	时间	内存	语言	代码	递交时间
AC	dengkaixuan	20ms	1.4 MiB	C++	153 Bytes	2022-4-7 6:56:04
AC	wansiyou	20ms	1.4 MiB	C++	167 Bytes	2022-6-12 15:44:50
AC	heziqin	20ms	1.4 MiB	C++	163 Bytes	2022-6-12 15:44:25
AC	gameforpeace	20ms	1.4 MiB	C++	157 Bytes	2022-8-9 21:48:48
AC	jake	20ms	1.4 MiB	C++	166 Bytes	2022-8-9 20:59:41
AC	makai	20ms	1.4 MiB	C++	155 Bytes	2022-11-26 15:51:16
AC	liangweilin	20ms	1.4 MiB	C++	167 Bytes	2022-12-1 9:35:05
AC	bshongshengrui	20ms	1.4 MiB	C++	149 Bytes	2022-12-12 20:55:00
AC	chenhaoxiang1	20ms	1.4 MiB	C++	221 Bytes	2022-12-10 12:00:37
AC	fengtingxuan1	20ms	1.4 MiB	C++	208 Bytes	2022-11-27 20:09:02
AC	raojiahao	26ms	1.4 MiB	C++	160 Bytes	2022-1-22 19:12:33