等差数列末项计算

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	adler	15ms	504 KiB	C++14	198 Bytes	2024-3-27 11:16:56
AC	xinao	18ms	376 KiB	C++14	152 Bytes	2023-10-22 13:23:28
AC	yuchen	18ms	380 KiB	C++17	152 Bytes	2024-3-23 21:07:45
AC	王若兰	21ms	504 KiB	C++14	199 Bytes	2025-1-24 10:15:09