Given the following code, what would be displayed in outField if the user types $30$ in

field$1$ and presses the "Enter" key?

class DemoWindow$($EasyFrame$)$:

def init$($self$)$:

$"""$Sets up the window and widgets."""

EasyFrame.init$($self$,$ title $="")$

self.field$1=$ self.addIntegerField$($value $=0,$ row $=0,$ column $=$

self.field$1.$bind$("",$ lambda event: self.calcAnswer$())$

self.outField $=$ self.addIntegerField$($value $=0\mathrm{.}0,$ row $=2,$ colum

self.addButton$($text $=$ "Compute", row $=3,$ column $=0,$ columnspan

def doStuff$($self$)$:

answer $=$ self.field$1.$getNumber$()*2$

self.outField.setNumber$($answer$)$

def calcAnswer$($self$)$:

answer $=$ self.field$1.$getNumber$()/2$

self.outField.setNumber$($answer$)$