How to automatically put down the answer when updating a package to an old version via zypper?

Question

Command line

Good afternoon.
There was a need to roll back application packages to the old version with a script.
typing "zypper in --oldpackage packagename" produces the following:
Solution 1: The following packages will be updated
Solution 2: Do not install
Solution 3: Corrupt dependencies
Select one of the above solutions by number or cancel [1/2/3/c] ( c):
Tell me how to enter the answer with a script?
The -y switch is not suitable for this situation.

Answer 1

man yes