UI Bug - rounded corners

[ray4423]

When I return to the calculation screen from the settings screen, the corners at the top of the screen become rounded.
When I open the app again, they go back to normal.
Android 16
Vanilla 4.1.1

Thanks for the cool app.

[sosauce]

what device and OS do you have ?

[ray4423]

AQUOS R10, Android 16