Output looks like below
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
The following packages will be REMOVED
0 upgraded, 0 newly installed, 1 to remove and 29 not upgraded.
Need to get 0B of archives.
After unpacking 688kB disk space will be freed.
Do you want to continue [Y/n]?
Here you need to select Y to remove these packages