计数（洛谷 B4007）（区间循环+循环数位拆分）

状态	递交者	时间	内存	语言	代码	递交时间
AC	yangzitong	14ms	22.1 MiB	C++11	291 Bytes	2025-12-7 10:33:50
AC	ruisu	15ms	22.1 MiB	C++11	262 Bytes	2025-12-21 11:44:19
AC	zyh	15ms	22.1 MiB	C++11	325 Bytes	2026-1-10 8:33:54
AC	peng	16ms	22.1 MiB	C++11	316 Bytes	2025-11-30 11:30:17
AC	yanghanyu	16ms	22.1 MiB	C++11	319 Bytes	2025-12-26 19:14:03
AC	zhangyuxuan	17ms	22.1 MiB	C++11	245 Bytes	2025-12-26 20:21:26
AC	yuanyixuan	17ms	22.1 MiB	C++11	240 Bytes	2026-2-10 9:59:07
AC	qianxingji	17ms	22.1 MiB	C++11	258 Bytes	2026-5-31 10:30:15
AC	masumo	19ms	22.1 MiB	C++11	304 Bytes	2026-2-12 18:44:58
AC	zhanghaochen	20ms	22.1 MiB	C++11	346 Bytes	2026-4-18 17:43:54
AC	yuanjiaxin	21ms	22.1 MiB	C++11	295 Bytes	2026-6-8 19:29:57
AC	yangyuhang	26ms	22.1 MiB	C++11	290 Bytes	2026-1-31 10:21:48
AC	hanqi	29ms	22.1 MiB	C++11	296 Bytes	2026-1-31 10:11:57