【入门】求出1~n中满足条件的数的个数和总和？

状态	递交者	时间	内存	语言	代码	递交时间
AC	13368253581	1ms	268 KiB	C	262 Bytes	2022-11-15 20:02:57
AC	13637975001	2ms	380 KiB	C++ 17	254 Bytes	2024-8-8 22:49:18
AC	13983197139	2ms	380 KiB	C++ 98	223 Bytes	2023-7-3 18:33:43
AC	202600069	3ms	384 KiB	C++ 98	200 Bytes	2025-6-27 21:18:38
AC	202522184	3ms	376 KiB	C++ 98	185 Bytes	2022-12-6 8:44:50
AC	13608310930	3ms	376 KiB	C++ 98	194 Bytes	2022-11-5 13:48:17
AC	13436086078	3ms	376 KiB	C++ 98	215 Bytes	2022-10-11 20:27:46
AC	Davidkroos	4ms	540 KiB	C++ 98	278 Bytes	2022-10-8 21:14:36