用 run 运行，然后在 run 后面加参数
`run < in`，当然 start 也行
by suxxsfe @ 2020-09-20 15:32:29
@[Vocalise](/user/219595)
by suxxsfe @ 2020-09-20 15:32:39
https://blog.csdn.net/donahue_ldz/article/details/12685279
by suxxsfe @ 2020-09-20 15:33:39
@[suxxsfe](/user/164432) 其实试过了，没有用，它还是让你输入
by Vocalise @ 2020-09-20 15:40:39
@[Vocalise](/user/219595) 但我这可以啊
by suxxsfe @ 2020-09-20 15:43:31
by suxxsfe @ 2020-09-20 15:44:30