Switch case executing both of the cases insteAd of 1

Question

The whole description is in the program
And run it in eclipse not the default SoloLearn one
It doesn't work here I guess.
Any help will be appreciated
I can't seem to figure out why it's executing both of the cases
When 1 is the input
https://code.sololearn.com/cZsEo22KQVSl/?ref=app

Answer 1

The reason is explained here: https://www.sololearn.com/learn/Java/2145/

Answer 2

I totally forgot that we had to add break inside a case to break the loop. Been weeks without coding ty :)