(Reversing)(LLDB) How can I pass stdin to binary in remote-ios debugging?

Question

same as title.

It's so simple binary. gets and print

lldb in local iDevice is fine. debbugging in local iDevice directly

but in remote-ios platform, I dont' know how to pass stdin to binary. debugging in remote lldb

1. iDevice : debugserver 127.0.0.1:1234 /qwerty
2. Mac.
   1. lldb
   2. platform select remote-ios
   3. process connect connect://127.0.0.1:1234

Thanks to all the answers.