练24.2 for循环求和

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	周弈文	49ms	760 KiB	C++14	172 Bytes	2025-10-12 11:31:13
AC	马梓睿	49ms	532 KiB	C++14	151 Bytes	2025-10-12 11:31:31
AC	王宇泽	51ms	532 KiB	C++14	151 Bytes	2025-10-12 11:30:48
AC	小赵老师	52ms	760 KiB	C++14	175 Bytes	2025-10-12 11:26:58