数字串做运算easy

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	杨翼瑞	12ms	532 KiB	C++14(O2)	362 Bytes	2026-4-8 22:03:12
AC	金千慧	12ms	760 KiB	C++14(O2)	418 Bytes	2026-2-25 16:18:15
AC	项哲锡（月叼） (GK57)	12ms	6.5 MiB	C++14(O2)	366 Bytes	2025-8-2 9:23:36
AC	刘平涛	12ms	1.1 MiB	C++14(O2)	372 Bytes	2026-4-19 11:01:38
AC	袁一烐	12ms	916 KiB	C++14(O2)	293 Bytes	2026-3-28 23:29:41
AC	王尊	12ms	504 KiB	C++14(O2)	591 Bytes	2026-3-27 21:50:54