【入门】因子求和

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	oyf	3ms	504 KiB		1.2 KiB	2022-7-3 21:34:41
AC	R123456789	3ms	504 KiB	C++11	376 Bytes	2024-4-18 23:36:42
AC	R123456789	3ms	376 KiB	C++11	259 Bytes	2024-4-18 23:37:42
AC	fidel2021	3ms	504 KiB	C++11	299 Bytes	2023-1-30 13:28:59
AC	xuan liyu	172ms	11 MiB	Java	359 Bytes	2022-5-18 21:17:49