function problem

Question

when you press the button, it knocks out an error, help solve
https://code.sololearn.com/W6COOFq0D4TO/?ref=app

Answer 1

LOID GAME what is this code supposed to do?

Answer 2

I solved the problem, thanks for the help, here is the solution:
https://code.sololearn.com/WrNxLwmJ08k5/?ref=app

Answer 3

Now it won't show errors with l() and r();
https://code.sololearn.com/WuHjrLP5LyLz/?ref=app

Answer 4

this is not exactly what I need, it is necessary so that when the button is pressed, the function is executed

Answer 5

this is a game, and when the button is pressed, the function should

Answer 6

I don't understand what is the function doing exactly so i can't help you to finish the entire game, but I guess that this can give an idea about you should do
https://code.sololearn.com/WaWIi07JUFYL/?ref=app